premise: A black-haired man is entertaining a crowd with a hula hoop.
hypothesis: The man is blond.
explanation_1: man cannot be black-haired  and  blond simultaneously.
explanation_2: black-haired doesn't mean blond
explanation_3: The man cannot be black-haired and blond at the same time.
premise_logic: exists e1 s1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_entertain(e1) & with(x2,x3) & n_hoop(x3) & of(x3,x4) & n_hula(x4) & n_crowd(x2) & n_man(x1) & a_black-haired(s1) & Theme(s1,x1))
hypothesis_logic: exists s1 x1.(n_man(x1) & Theme(s1,x1) & a_blond(s1))