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Linguistic based techniques for text simplification

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/*
 * xiny.jape
 *
 * Copyright (c) 2004-2013, The University of Sheffield.
 * 
 * This file is part of GATE (see http://gate.ac.uk/), and is free software,
 * Licensed under the GNU Library General Public License, Version 3, June 2007
 * (in the distribution as file licence.html, and also available at
 * http://gate.ac.uk/gate/licence.html).
 * 
 * Original version developed by Mark A. Greenwood as part of his PhD thesis.
 *
 * In the examples redundant is  while replace is 
 */

Imports: {
	import gate.creole.summarization.linguistic.Simplifier;
}

Phase: XinY
Input: Token
Options: control = appelt

//Examples are:
// The tub of ice-cream was unusually large in size.
Rule:XinY1
(
	({Token.orth == "lowercase"}):X
	({Token.string == "in"}
	({Token.orth == "lowercase"}):Y):remove
)
-->
{
	Annotation X = bindings.get("X").iterator().next();
	Annotation Y = bindings.get("Y").iterator().next();

	Simplifier simplifier = (Simplifier)getActionContext().getPRFeatures().get("simplifier");
	
	if (simplifier.typeof(X,Y))
	{
		AnnotationSet redundant = bindings.get("remove");	
					
		Node start = X.getEndNode();
		Node end = redundant.lastNode();

		FeatureMap params = Factory.newFeatureMap();
		params.put("rule","XinY1");
		
		outputAS.add(start,end,"Redundant",params);
	}
		
}

//Examples are:
// For some reason people will actually buy a pink colored car.
// She was wearing long dress made from a red color silk.
Rule:XinY2
(
	{Token.string == "a"}
	({Token.orth == "lowercase"}):X
	(({Token.orth == "lowercase"}):Y):remove
)
-->
{
	Annotation X = bindings.get("X").iterator().next();
	Annotation Y = bindings.get("Y").iterator().next();

	Simplifier simplifier = (Simplifier)getActionContext().getPRFeatures().get("simplifier");
	
	if (simplifier.typeof(X,Y))
	{
		AnnotationSet redundant = bindings.get("remove");
		Node start = X.getEndNode();
		Node end = redundant.lastNode();

		FeatureMap params = Factory.newFeatureMap();
		params.put("rule","XinY2");
		outputAS.add(start,end,"Redundant",params);
	}	
}