@SuppressWarnings("unchecked")
    @Override
    public Optional<T10> get10() {
        return Optional.ofNullable((T10) values[10]);
    }
Constructs a {@link MutableTuple} of type {@link MutableTuple12}.
common-parent/tuple/src/main/java/com/speedment/common/tuple/internal/mutable/MutableTuple12Impl.java