premise: Man plays electronic drum set in band.
hypothesis: The man is playing a guitar.
explanation_1: The man cannot simultaneously play a guitar and a drum set
explanation_2: A man cannot play an electronic drum and guitar at the same time.
explanation_3: The man is either playing an electronic drum set or a guitar.
premise_logic: exists e2 e1 s1 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & in(e1,x4) & n_band(x4) & Theme(e1,x3) & v_set(e1) & (x2 = x3) & n_drum(x2) & a_electronic(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2))