docs: docs update (#911)

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Fixes #<issue_number_goes_here> 🦕
diff --git a/docs/dyn/language_v1beta1.documents.html b/docs/dyn/language_v1beta1.documents.html
index 4939c3b..baa6810 100644
--- a/docs/dyn/language_v1beta1.documents.html
+++ b/docs/dyn/language_v1beta1.documents.html
@@ -98,15 +98,11 @@
     The object takes the form of:
 
 { # The entity analysis request message.
-    "encodingType": "A String", # The encoding type used by the API to calculate offsets.
-    "document": { # ################################################################ # # Input document.
+    &quot;encodingType&quot;: &quot;A String&quot;, # The encoding type used by the API to calculate offsets.
+    &quot;document&quot;: { # ################################################################ # # Input document.
         #
         # Represents the input to API methods.
-      "content": "A String", # The content of the input in string format.
-          # Cloud audit logging exempt since it is based on user data.
-      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
-          # returns an `INVALID_ARGUMENT` error.
-      "language": "A String", # The language of the document (if not specified, the language is
+      &quot;language&quot;: &quot;A String&quot;, # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.&lt;br&gt;
           # [Language
@@ -114,7 +110,11 @@
           # currently supported languages for each API method. If the language (either
           # specified by the caller or automatically detected) is not supported by the
           # called API method, an `INVALID_ARGUMENT` error is returned.
-      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+      &quot;type&quot;: &quot;A String&quot;, # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      &quot;content&quot;: &quot;A String&quot;, # The content of the input in string format.
+          # Cloud audit logging exempt since it is based on user data.
+      &quot;gcsContentUri&quot;: &quot;A String&quot;, # The Google Cloud Storage URI where the file content is located.
           # This URI must be of the form: gs://bucket_name/object_name. For more
           # details, see https://cloud.google.com/storage/docs/reference-uris.
           # NOTE: Cloud Storage object versioning is not supported.
@@ -130,41 +130,41 @@
   An object of the form:
 
     { # The entity analysis response message.
-    "entities": [ # The recognized entities in the input document.
+    &quot;language&quot;: &quot;A String&quot;, # The language of the text, which will be the same as the language specified
+        # in the request or, if not specified, the automatically-detected language.
+        # See Document.language field for more details.
+    &quot;entities&quot;: [ # The recognized entities in the input document.
       { # Represents a phrase in the text that is a known entity, such as
           # a person, an organization, or location. The API associates information, such
           # as salience and mentions, with entities.
-        "mentions": [ # The mentions of this entity in the input document. The API currently
-            # supports proper noun mentions.
-          { # Represents a mention for an entity in the text. Currently, proper noun
-              # mentions are supported.
-            "text": { # Represents an output piece of text. # The mention text.
-              "content": "A String", # The content of the output text.
-              "beginOffset": 42, # The API calculates the beginning offset of the content in the original
-                  # document according to the EncodingType specified in the API request.
-            },
-            "type": "A String", # The type of the entity mention.
-          },
-        ],
-        "salience": 3.14, # The salience score associated with the entity in the [0, 1.0] range.
+        &quot;type&quot;: &quot;A String&quot;, # The entity type.
+        &quot;metadata&quot;: { # Metadata associated with the entity.
+            #
+            # Currently, Wikipedia URLs and Knowledge Graph MIDs are provided, if
+            # available. The associated keys are &quot;wikipedia_url&quot; and &quot;mid&quot;, respectively.
+          &quot;a_key&quot;: &quot;A String&quot;,
+        },
+        &quot;salience&quot;: 3.14, # The salience score associated with the entity in the [0, 1.0] range.
             #
             # The salience score for an entity provides information about the
             # importance or centrality of that entity to the entire document text.
             # Scores closer to 0 are less salient, while scores closer to 1.0 are highly
             # salient.
-        "type": "A String", # The entity type.
-        "name": "A String", # The representative name for the entity.
-        "metadata": { # Metadata associated with the entity.
-            #
-            # Currently, Wikipedia URLs and Knowledge Graph MIDs are provided, if
-            # available. The associated keys are "wikipedia_url" and "mid", respectively.
-          "a_key": "A String",
-        },
+        &quot;mentions&quot;: [ # The mentions of this entity in the input document. The API currently
+            # supports proper noun mentions.
+          { # Represents a mention for an entity in the text. Currently, proper noun
+              # mentions are supported.
+            &quot;text&quot;: { # Represents an output piece of text. # The mention text.
+              &quot;beginOffset&quot;: 42, # The API calculates the beginning offset of the content in the original
+                  # document according to the EncodingType specified in the API request.
+              &quot;content&quot;: &quot;A String&quot;, # The content of the output text.
+            },
+            &quot;type&quot;: &quot;A String&quot;, # The type of the entity mention.
+          },
+        ],
+        &quot;name&quot;: &quot;A String&quot;, # The representative name for the entity.
       },
     ],
-    "language": "A String", # The language of the text, which will be the same as the language specified
-        # in the request or, if not specified, the automatically-detected language.
-        # See Document.language field for more details.
   }</pre>
 </div>
 
@@ -177,16 +177,12 @@
     The object takes the form of:
 
 { # The sentiment analysis request message.
-    "encodingType": "A String", # The encoding type used by the API to calculate sentence offsets for the
+    &quot;encodingType&quot;: &quot;A String&quot;, # The encoding type used by the API to calculate sentence offsets for the
         # sentence sentiment.
-    "document": { # ################################################################ # # Input document.
+    &quot;document&quot;: { # ################################################################ # # Input document.
         #
         # Represents the input to API methods.
-      "content": "A String", # The content of the input in string format.
-          # Cloud audit logging exempt since it is based on user data.
-      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
-          # returns an `INVALID_ARGUMENT` error.
-      "language": "A String", # The language of the document (if not specified, the language is
+      &quot;language&quot;: &quot;A String&quot;, # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.&lt;br&gt;
           # [Language
@@ -194,7 +190,11 @@
           # currently supported languages for each API method. If the language (either
           # specified by the caller or automatically detected) is not supported by the
           # called API method, an `INVALID_ARGUMENT` error is returned.
-      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+      &quot;type&quot;: &quot;A String&quot;, # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      &quot;content&quot;: &quot;A String&quot;, # The content of the input in string format.
+          # Cloud audit logging exempt since it is based on user data.
+      &quot;gcsContentUri&quot;: &quot;A String&quot;, # The Google Cloud Storage URI where the file content is located.
           # This URI must be of the form: gs://bucket_name/object_name. For more
           # details, see https://cloud.google.com/storage/docs/reference-uris.
           # NOTE: Cloud Storage object versioning is not supported.
@@ -210,37 +210,37 @@
   An object of the form:
 
     { # The sentiment analysis response message.
-    "documentSentiment": { # Represents the feeling associated with the entire text or entities in # The overall sentiment of the input document.
+    &quot;documentSentiment&quot;: { # Represents the feeling associated with the entire text or entities in # The overall sentiment of the input document.
         # the text.
-      "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
+      &quot;polarity&quot;: 3.14, # DEPRECATED FIELD - This field is being deprecated in
           # favor of score. Please refer to our documentation at
           # https://cloud.google.com/natural-language/docs for more information.
-      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+      &quot;score&quot;: 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
           # (positive sentiment).
-      "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
+      &quot;magnitude&quot;: 3.14, # A non-negative number in the [0, +inf) range, which represents
           # the absolute magnitude of sentiment regardless of score (positive or
           # negative).
     },
-    "language": "A String", # The language of the text, which will be the same as the language specified
+    &quot;language&quot;: &quot;A String&quot;, # The language of the text, which will be the same as the language specified
         # in the request or, if not specified, the automatically-detected language.
         # See Document.language field for more details.
-    "sentences": [ # The sentiment for all the sentences in the document.
+    &quot;sentences&quot;: [ # The sentiment for all the sentences in the document.
       { # Represents a sentence in the input document.
-        "text": { # Represents an output piece of text. # The sentence text.
-          "content": "A String", # The content of the output text.
-          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+        &quot;text&quot;: { # Represents an output piece of text. # The sentence text.
+          &quot;beginOffset&quot;: 42, # The API calculates the beginning offset of the content in the original
               # document according to the EncodingType specified in the API request.
+          &quot;content&quot;: &quot;A String&quot;, # The content of the output text.
         },
-        "sentiment": { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
+        &quot;sentiment&quot;: { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
             # AnnotateTextRequest.Features.extract_document_sentiment is set to
             # true, this field will contain the sentiment for the sentence.
             # the text.
-          "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
+          &quot;polarity&quot;: 3.14, # DEPRECATED FIELD - This field is being deprecated in
               # favor of score. Please refer to our documentation at
               # https://cloud.google.com/natural-language/docs for more information.
-          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+          &quot;score&quot;: 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
               # (positive sentiment).
-          "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
+          &quot;magnitude&quot;: 3.14, # A non-negative number in the [0, +inf) range, which represents
               # the absolute magnitude of sentiment regardless of score (positive or
               # negative).
         },
@@ -260,15 +260,11 @@
     The object takes the form of:
 
 { # The syntax analysis request message.
-    "encodingType": "A String", # The encoding type used by the API to calculate offsets.
-    "document": { # ################################################################ # # Input document.
+    &quot;encodingType&quot;: &quot;A String&quot;, # The encoding type used by the API to calculate offsets.
+    &quot;document&quot;: { # ################################################################ # # Input document.
         #
         # Represents the input to API methods.
-      "content": "A String", # The content of the input in string format.
-          # Cloud audit logging exempt since it is based on user data.
-      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
-          # returns an `INVALID_ARGUMENT` error.
-      "language": "A String", # The language of the document (if not specified, the language is
+      &quot;language&quot;: &quot;A String&quot;, # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.&lt;br&gt;
           # [Language
@@ -276,7 +272,11 @@
           # currently supported languages for each API method. If the language (either
           # specified by the caller or automatically detected) is not supported by the
           # called API method, an `INVALID_ARGUMENT` error is returned.
-      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+      &quot;type&quot;: &quot;A String&quot;, # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      &quot;content&quot;: &quot;A String&quot;, # The content of the input in string format.
+          # Cloud audit logging exempt since it is based on user data.
+      &quot;gcsContentUri&quot;: &quot;A String&quot;, # The Google Cloud Storage URI where the file content is located.
           # This URI must be of the form: gs://bucket_name/object_name. For more
           # details, see https://cloud.google.com/storage/docs/reference-uris.
           # NOTE: Cloud Storage object versioning is not supported.
@@ -292,60 +292,60 @@
   An object of the form:
 
     { # The syntax analysis response message.
-    "tokens": [ # Tokens, along with their syntactic information, in the input document.
-      { # Represents the smallest syntactic building block of the text.
-        "text": { # Represents an output piece of text. # The token text.
-          "content": "A String", # The content of the output text.
-          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+    &quot;language&quot;: &quot;A String&quot;, # The language of the text, which will be the same as the language specified
+        # in the request or, if not specified, the automatically-detected language.
+        # See Document.language field for more details.
+    &quot;sentences&quot;: [ # Sentences in the input document.
+      { # Represents a sentence in the input document.
+        &quot;text&quot;: { # Represents an output piece of text. # The sentence text.
+          &quot;beginOffset&quot;: 42, # The API calculates the beginning offset of the content in the original
               # document according to the EncodingType specified in the API request.
+          &quot;content&quot;: &quot;A String&quot;, # The content of the output text.
         },
-        "dependencyEdge": { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
-          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
+        &quot;sentiment&quot;: { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
+            # AnnotateTextRequest.Features.extract_document_sentiment is set to
+            # true, this field will contain the sentiment for the sentence.
+            # the text.
+          &quot;polarity&quot;: 3.14, # DEPRECATED FIELD - This field is being deprecated in
+              # favor of score. Please refer to our documentation at
+              # https://cloud.google.com/natural-language/docs for more information.
+          &quot;score&quot;: 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
+          &quot;magnitude&quot;: 3.14, # A non-negative number in the [0, +inf) range, which represents
+              # the absolute magnitude of sentiment regardless of score (positive or
+              # negative).
+        },
+      },
+    ],
+    &quot;tokens&quot;: [ # Tokens, along with their syntactic information, in the input document.
+      { # Represents the smallest syntactic building block of the text.
+        &quot;text&quot;: { # Represents an output piece of text. # The token text.
+          &quot;beginOffset&quot;: 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
+          &quot;content&quot;: &quot;A String&quot;, # The content of the output text.
+        },
+        &quot;dependencyEdge&quot;: { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
+          &quot;headTokenIndex&quot;: 42, # Represents the head of this token in the dependency tree.
               # This is the index of the token which has an arc going to this token.
               # The index is the position of the token in the array of tokens returned
               # by the API method. If this token is a root token, then the
               # `head_token_index` is its own index.
-          "label": "A String", # The parse label for the token.
+          &quot;label&quot;: &quot;A String&quot;, # The parse label for the token.
         },
-        "partOfSpeech": { # Represents part of speech information for a token. # Parts of speech tag for this token.
-          "case": "A String", # The grammatical case.
-          "reciprocity": "A String", # The grammatical reciprocity.
-          "mood": "A String", # The grammatical mood.
-          "form": "A String", # The grammatical form.
-          "gender": "A String", # The grammatical gender.
-          "number": "A String", # The grammatical number.
-          "person": "A String", # The grammatical person.
-          "tag": "A String", # The part of speech tag.
-          "tense": "A String", # The grammatical tense.
-          "aspect": "A String", # The grammatical aspect.
-          "proper": "A String", # The grammatical properness.
-          "voice": "A String", # The grammatical voice.
-        },
-        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
-      },
-    ],
-    "language": "A String", # The language of the text, which will be the same as the language specified
-        # in the request or, if not specified, the automatically-detected language.
-        # See Document.language field for more details.
-    "sentences": [ # Sentences in the input document.
-      { # Represents a sentence in the input document.
-        "text": { # Represents an output piece of text. # The sentence text.
-          "content": "A String", # The content of the output text.
-          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
-              # document according to the EncodingType specified in the API request.
-        },
-        "sentiment": { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
-            # AnnotateTextRequest.Features.extract_document_sentiment is set to
-            # true, this field will contain the sentiment for the sentence.
-            # the text.
-          "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
-              # favor of score. Please refer to our documentation at
-              # https://cloud.google.com/natural-language/docs for more information.
-          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-              # (positive sentiment).
-          "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
-              # the absolute magnitude of sentiment regardless of score (positive or
-              # negative).
+        &quot;lemma&quot;: &quot;A String&quot;, # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
+        &quot;partOfSpeech&quot;: { # Represents part of speech information for a token. # Parts of speech tag for this token.
+          &quot;proper&quot;: &quot;A String&quot;, # The grammatical properness.
+          &quot;case&quot;: &quot;A String&quot;, # The grammatical case.
+          &quot;tense&quot;: &quot;A String&quot;, # The grammatical tense.
+          &quot;reciprocity&quot;: &quot;A String&quot;, # The grammatical reciprocity.
+          &quot;form&quot;: &quot;A String&quot;, # The grammatical form.
+          &quot;number&quot;: &quot;A String&quot;, # The grammatical number.
+          &quot;voice&quot;: &quot;A String&quot;, # The grammatical voice.
+          &quot;aspect&quot;: &quot;A String&quot;, # The grammatical aspect.
+          &quot;mood&quot;: &quot;A String&quot;, # The grammatical mood.
+          &quot;tag&quot;: &quot;A String&quot;, # The part of speech tag.
+          &quot;gender&quot;: &quot;A String&quot;, # The grammatical gender.
+          &quot;person&quot;: &quot;A String&quot;, # The grammatical person.
         },
       },
     ],
@@ -363,15 +363,11 @@
 
 { # The request message for the text annotation API, which can perform multiple
       # analysis types (sentiment, entities, and syntax) in one call.
-    "encodingType": "A String", # The encoding type used by the API to calculate offsets.
-    "document": { # ################################################################ # # Input document.
+    &quot;encodingType&quot;: &quot;A String&quot;, # The encoding type used by the API to calculate offsets.
+    &quot;document&quot;: { # ################################################################ # # Input document.
         #
         # Represents the input to API methods.
-      "content": "A String", # The content of the input in string format.
-          # Cloud audit logging exempt since it is based on user data.
-      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
-          # returns an `INVALID_ARGUMENT` error.
-      "language": "A String", # The language of the document (if not specified, the language is
+      &quot;language&quot;: &quot;A String&quot;, # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.&lt;br&gt;
           # [Language
@@ -379,16 +375,20 @@
           # currently supported languages for each API method. If the language (either
           # specified by the caller or automatically detected) is not supported by the
           # called API method, an `INVALID_ARGUMENT` error is returned.
-      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+      &quot;type&quot;: &quot;A String&quot;, # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      &quot;content&quot;: &quot;A String&quot;, # The content of the input in string format.
+          # Cloud audit logging exempt since it is based on user data.
+      &quot;gcsContentUri&quot;: &quot;A String&quot;, # The Google Cloud Storage URI where the file content is located.
           # This URI must be of the form: gs://bucket_name/object_name. For more
           # details, see https://cloud.google.com/storage/docs/reference-uris.
           # NOTE: Cloud Storage object versioning is not supported.
     },
-    "features": { # All available features for sentiment, syntax, and semantic analysis. # The enabled features.
+    &quot;features&quot;: { # All available features for sentiment, syntax, and semantic analysis. # The enabled features.
         # Setting each one to true will enable that specific analysis for the input.
-      "extractDocumentSentiment": True or False, # Extract document-level sentiment.
-      "extractEntities": True or False, # Extract entities.
-      "extractSyntax": True or False, # Extract syntax information.
+      &quot;extractEntities&quot;: True or False, # Extract entities.
+      &quot;extractSyntax&quot;: True or False, # Extract syntax information.
+      &quot;extractDocumentSentiment&quot;: True or False, # Extract document-level sentiment.
     },
   }
 
@@ -401,110 +401,110 @@
   An object of the form:
 
     { # The text annotations response message.
-    "tokens": [ # Tokens, along with their syntactic information, in the input document.
+    &quot;documentSentiment&quot;: { # Represents the feeling associated with the entire text or entities in # The overall sentiment for the document. Populated if the user enables
+        # AnnotateTextRequest.Features.extract_document_sentiment.
+        # the text.
+      &quot;polarity&quot;: 3.14, # DEPRECATED FIELD - This field is being deprecated in
+          # favor of score. Please refer to our documentation at
+          # https://cloud.google.com/natural-language/docs for more information.
+      &quot;score&quot;: 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+          # (positive sentiment).
+      &quot;magnitude&quot;: 3.14, # A non-negative number in the [0, +inf) range, which represents
+          # the absolute magnitude of sentiment regardless of score (positive or
+          # negative).
+    },
+    &quot;language&quot;: &quot;A String&quot;, # The language of the text, which will be the same as the language specified
+        # in the request or, if not specified, the automatically-detected language.
+        # See Document.language field for more details.
+    &quot;sentences&quot;: [ # Sentences in the input document. Populated if the user enables
+        # AnnotateTextRequest.Features.extract_syntax.
+      { # Represents a sentence in the input document.
+        &quot;text&quot;: { # Represents an output piece of text. # The sentence text.
+          &quot;beginOffset&quot;: 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
+          &quot;content&quot;: &quot;A String&quot;, # The content of the output text.
+        },
+        &quot;sentiment&quot;: { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
+            # AnnotateTextRequest.Features.extract_document_sentiment is set to
+            # true, this field will contain the sentiment for the sentence.
+            # the text.
+          &quot;polarity&quot;: 3.14, # DEPRECATED FIELD - This field is being deprecated in
+              # favor of score. Please refer to our documentation at
+              # https://cloud.google.com/natural-language/docs for more information.
+          &quot;score&quot;: 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
+          &quot;magnitude&quot;: 3.14, # A non-negative number in the [0, +inf) range, which represents
+              # the absolute magnitude of sentiment regardless of score (positive or
+              # negative).
+        },
+      },
+    ],
+    &quot;tokens&quot;: [ # Tokens, along with their syntactic information, in the input document.
         # Populated if the user enables
         # AnnotateTextRequest.Features.extract_syntax.
       { # Represents the smallest syntactic building block of the text.
-        "text": { # Represents an output piece of text. # The token text.
-          "content": "A String", # The content of the output text.
-          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+        &quot;text&quot;: { # Represents an output piece of text. # The token text.
+          &quot;beginOffset&quot;: 42, # The API calculates the beginning offset of the content in the original
               # document according to the EncodingType specified in the API request.
+          &quot;content&quot;: &quot;A String&quot;, # The content of the output text.
         },
-        "dependencyEdge": { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
-          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
+        &quot;dependencyEdge&quot;: { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
+          &quot;headTokenIndex&quot;: 42, # Represents the head of this token in the dependency tree.
               # This is the index of the token which has an arc going to this token.
               # The index is the position of the token in the array of tokens returned
               # by the API method. If this token is a root token, then the
               # `head_token_index` is its own index.
-          "label": "A String", # The parse label for the token.
+          &quot;label&quot;: &quot;A String&quot;, # The parse label for the token.
         },
-        "partOfSpeech": { # Represents part of speech information for a token. # Parts of speech tag for this token.
-          "case": "A String", # The grammatical case.
-          "reciprocity": "A String", # The grammatical reciprocity.
-          "mood": "A String", # The grammatical mood.
-          "form": "A String", # The grammatical form.
-          "gender": "A String", # The grammatical gender.
-          "number": "A String", # The grammatical number.
-          "person": "A String", # The grammatical person.
-          "tag": "A String", # The part of speech tag.
-          "tense": "A String", # The grammatical tense.
-          "aspect": "A String", # The grammatical aspect.
-          "proper": "A String", # The grammatical properness.
-          "voice": "A String", # The grammatical voice.
+        &quot;lemma&quot;: &quot;A String&quot;, # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
+        &quot;partOfSpeech&quot;: { # Represents part of speech information for a token. # Parts of speech tag for this token.
+          &quot;proper&quot;: &quot;A String&quot;, # The grammatical properness.
+          &quot;case&quot;: &quot;A String&quot;, # The grammatical case.
+          &quot;tense&quot;: &quot;A String&quot;, # The grammatical tense.
+          &quot;reciprocity&quot;: &quot;A String&quot;, # The grammatical reciprocity.
+          &quot;form&quot;: &quot;A String&quot;, # The grammatical form.
+          &quot;number&quot;: &quot;A String&quot;, # The grammatical number.
+          &quot;voice&quot;: &quot;A String&quot;, # The grammatical voice.
+          &quot;aspect&quot;: &quot;A String&quot;, # The grammatical aspect.
+          &quot;mood&quot;: &quot;A String&quot;, # The grammatical mood.
+          &quot;tag&quot;: &quot;A String&quot;, # The part of speech tag.
+          &quot;gender&quot;: &quot;A String&quot;, # The grammatical gender.
+          &quot;person&quot;: &quot;A String&quot;, # The grammatical person.
         },
-        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
       },
     ],
-    "entities": [ # Entities, along with their semantic information, in the input document.
+    &quot;entities&quot;: [ # Entities, along with their semantic information, in the input document.
         # Populated if the user enables
         # AnnotateTextRequest.Features.extract_entities.
       { # Represents a phrase in the text that is a known entity, such as
           # a person, an organization, or location. The API associates information, such
           # as salience and mentions, with entities.
-        "mentions": [ # The mentions of this entity in the input document. The API currently
-            # supports proper noun mentions.
-          { # Represents a mention for an entity in the text. Currently, proper noun
-              # mentions are supported.
-            "text": { # Represents an output piece of text. # The mention text.
-              "content": "A String", # The content of the output text.
-              "beginOffset": 42, # The API calculates the beginning offset of the content in the original
-                  # document according to the EncodingType specified in the API request.
-            },
-            "type": "A String", # The type of the entity mention.
-          },
-        ],
-        "salience": 3.14, # The salience score associated with the entity in the [0, 1.0] range.
+        &quot;type&quot;: &quot;A String&quot;, # The entity type.
+        &quot;metadata&quot;: { # Metadata associated with the entity.
+            #
+            # Currently, Wikipedia URLs and Knowledge Graph MIDs are provided, if
+            # available. The associated keys are &quot;wikipedia_url&quot; and &quot;mid&quot;, respectively.
+          &quot;a_key&quot;: &quot;A String&quot;,
+        },
+        &quot;salience&quot;: 3.14, # The salience score associated with the entity in the [0, 1.0] range.
             #
             # The salience score for an entity provides information about the
             # importance or centrality of that entity to the entire document text.
             # Scores closer to 0 are less salient, while scores closer to 1.0 are highly
             # salient.
-        "type": "A String", # The entity type.
-        "name": "A String", # The representative name for the entity.
-        "metadata": { # Metadata associated with the entity.
-            #
-            # Currently, Wikipedia URLs and Knowledge Graph MIDs are provided, if
-            # available. The associated keys are "wikipedia_url" and "mid", respectively.
-          "a_key": "A String",
-        },
-      },
-    ],
-    "documentSentiment": { # Represents the feeling associated with the entire text or entities in # The overall sentiment for the document. Populated if the user enables
-        # AnnotateTextRequest.Features.extract_document_sentiment.
-        # the text.
-      "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
-          # favor of score. Please refer to our documentation at
-          # https://cloud.google.com/natural-language/docs for more information.
-      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-          # (positive sentiment).
-      "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
-          # the absolute magnitude of sentiment regardless of score (positive or
-          # negative).
-    },
-    "language": "A String", # The language of the text, which will be the same as the language specified
-        # in the request or, if not specified, the automatically-detected language.
-        # See Document.language field for more details.
-    "sentences": [ # Sentences in the input document. Populated if the user enables
-        # AnnotateTextRequest.Features.extract_syntax.
-      { # Represents a sentence in the input document.
-        "text": { # Represents an output piece of text. # The sentence text.
-          "content": "A String", # The content of the output text.
-          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
-              # document according to the EncodingType specified in the API request.
-        },
-        "sentiment": { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
-            # AnnotateTextRequest.Features.extract_document_sentiment is set to
-            # true, this field will contain the sentiment for the sentence.
-            # the text.
-          "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
-              # favor of score. Please refer to our documentation at
-              # https://cloud.google.com/natural-language/docs for more information.
-          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-              # (positive sentiment).
-          "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
-              # the absolute magnitude of sentiment regardless of score (positive or
-              # negative).
-        },
+        &quot;mentions&quot;: [ # The mentions of this entity in the input document. The API currently
+            # supports proper noun mentions.
+          { # Represents a mention for an entity in the text. Currently, proper noun
+              # mentions are supported.
+            &quot;text&quot;: { # Represents an output piece of text. # The mention text.
+              &quot;beginOffset&quot;: 42, # The API calculates the beginning offset of the content in the original
+                  # document according to the EncodingType specified in the API request.
+              &quot;content&quot;: &quot;A String&quot;, # The content of the output text.
+            },
+            &quot;type&quot;: &quot;A String&quot;, # The type of the entity mention.
+          },
+        ],
+        &quot;name&quot;: &quot;A String&quot;, # The representative name for the entity.
       },
     ],
   }</pre>