code: public final Tuple2<Tuple11<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>, Tuple4<T12, T13, T14, T15>> split11() {
          return new Tuple2<>(limit11(), skip11());
      }
docs: Split this tuple into two tuples of degree 11 and 4.