Someone

		public final class Triplet<A, B, C> extends Tuple {			@Position(0)			public final A a;			@Position(1)			public final B b;			@Position(2)			public final C c;			public Triplet(A a, B b, C c) {				super(a, b, c);				this.a = a;				this.b = b;				this.c = c;			}		}