THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Refer to https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3384116/
MentionClusterCoreferenceAnnotator aka Coreference using Clusters
MentionClusterCoreferenceAnnotator is new for 4.0. It uses the org/apache/ctakes/coreference/models/mention-cluster/model.jar model in the coreference-res project.
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