package eu.dnetlib.dhp.graph; import java.io.Serializable; public class Tuple implements Serializable { private TypedRow relation; private TypedRow target; public TypedRow getRelation() { return relation; } public Tuple setRelation(TypedRow relation) { this.relation = relation; return this; } public TypedRow getTarget() { return target; } public Tuple setTarget(TypedRow target) { this.target = target; return this; } }