Example usage for edu.stanford.nlp.trees EnglishGrammaticalRelations AGENT

Introduction

In this page you can find the example usage for edu.stanford.nlp.trees EnglishGrammaticalRelations AGENT.

Prototype

GrammaticalRelation AGENT

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Document

The "agent" grammatical relation.

Usage

From source file:knu.univ.lingvo.coref.Mention.java

License:Open Source License

public String getRelation() {

    if (headIndexedWord == null)
        return null;

    if (dependency.getRoots().isEmpty())
        return null;
    // root relation
    if (dependency.getFirstRoot().equals(headIndexedWord))
        return "root";
    if (!dependency.vertexSet().contains(dependency.getParent(headIndexedWord)))
        return null;
    GrammaticalRelation relation = dependency.reln(dependency.getParent(headIndexedWord), headIndexedWord);

    // adjunct relations
    if (relation.toString().startsWith("prep") || relation == EnglishGrammaticalRelations.PREPOSITIONAL_OBJECT
            || relation == EnglishGrammaticalRelations.TEMPORAL_MODIFIER
            || relation == EnglishGrammaticalRelations.ADV_CLAUSE_MODIFIER
            || relation == EnglishGrammaticalRelations.ADVERBIAL_MODIFIER
            || relation == EnglishGrammaticalRelations.PREPOSITIONAL_COMPLEMENT)
        return "adjunct";

    // subject relations
    if (relation == EnglishGrammaticalRelations.NOMINAL_SUBJECT
            || relation == EnglishGrammaticalRelations.CLAUSAL_SUBJECT
            || relation == EnglishGrammaticalRelations.CONTROLLING_SUBJECT)
        return "subject";
    if (relation == EnglishGrammaticalRelations.NOMINAL_PASSIVE_SUBJECT
            || relation == EnglishGrammaticalRelations.CLAUSAL_PASSIVE_SUBJECT)
        return "subject";

    // verbal argument relations
    if (relation == EnglishGrammaticalRelations.ADJECTIVAL_COMPLEMENT
            || relation == EnglishGrammaticalRelations.CLAUSAL_COMPLEMENT
            || relation == EnglishGrammaticalRelations.XCLAUSAL_COMPLEMENT
            || relation == EnglishGrammaticalRelations.AGENT
            || relation == EnglishGrammaticalRelations.DIRECT_OBJECT
            || relation == EnglishGrammaticalRelations.INDIRECT_OBJECT)
        return "verbArg";

    // noun argument relations
    if (relation == EnglishGrammaticalRelations.RELATIVE_CLAUSE_MODIFIER
            || relation == EnglishGrammaticalRelations.NOUN_COMPOUND_MODIFIER
            || relation == EnglishGrammaticalRelations.ADJECTIVAL_MODIFIER
            || relation == EnglishGrammaticalRelations.APPOSITIONAL_MODIFIER
            || relation == EnglishGrammaticalRelations.POSSESSION_MODIFIER)
        return "nounArg";

    return null;/*from  www  . ja  v a2  s. c o  m*/
}

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