hysics.quantum.gate import X, Y, Z
    >>> x = X(0); y = Y(0); z = Z(0)
    >>> rr_op((x, y), (z,))
    ((X(0), Y(0), Z(0)), ())

    >>> rr_op((x,), (y, z))
    ((X(0), Z(0)), (Y(0),))
    r