Tuple<T1, T2, T3> public class Tuple<T1, T2, T3> : IStructuralEquatable, IStructuralComparable, IComparable Documentation public T1 Item1 { get; } public T2 Item2 { get; } public T3 Item3 { get; } public Tuple(T1 item1, T2 item2, T3 item3)