private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.videointelligence.v1p3beta1.ExplicitContentAnnotation,
            com.google.cloud.videointelligence.v1p3beta1.ExplicitContentAnnotation.Builder,
            com.google.cloud.videointelligence.v1p3beta1.ExplicitContentAnnotationOrBuilder>
        getExplicitAnnotationFieldBuilder() {
      if (explicitAnnotationBuilder_ == null) {
        explicitAnnotationBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.videointelligence.v1p3beta1.ExplicitContentAnnotation,
                com.google.cloud.videointelligence.v1p3beta1.ExplicitContentAnnotation.Builder,
                com.google.cloud.videointelligence.v1p3beta1.ExplicitContentAnnotationOrBuilder>(
                getExplicitAnnotation(), getParentForChildren(), isClean());
        explicitAnnotation_ = null;
      }
      return explicitAnnotationBuilder_;
    }
<pre>
Explicit content annotation results.
</pre>

<code>
.google.cloud.videointelligence.v1p3beta1.ExplicitContentAnnotation explicit_annotation = 3;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/StreamingVideoAnnotationResults.java