def METHOD_NAME():
    """plant() -> g
    g - LTI object; 2x2 plant with a RHP zero, at s=0.5.
    """
    den = [0.2, 1.2, 1]
    gtf = tf([[[1], [1]],
              [[2, 1], [2]]],
             [[den, den],
              [den, den]])
    return ss(gtf)