package OT;

/**
 * Abstract grounding constraint.
 * @version 1999-03-31
 * @author Andrea Heiberg, University of Arizona
*/
public abstract class Ground extends Constraint {

	public Ground(FeatureType featureType1, FeatureType featureType2) {  
		super(featureType1, featureType2, null, false);
	} //end constructor

	/** Does not make any changes to gen (we can't cull any operations for a grounding constraint). **/
	public Gen cullGen(Gen gen) {
		return gen;
	} //end cullGen

}