premise: A man playing the guitar while smoking a cigarette.
hypothesis: The man is also playing the drums
explanation_1: There can be either guitar or drums.
explanation_2: If a man is playing the guitar then the man is not also playing the drums.
explanation_3: PLAYING THE GUITAR IS DIFFERENT FROM PLAYING  DRUMS
premise_logic: exists e1 e2 x1 x2 x3 x4.(n_guitar(x3) & a_topic(x1) & while(e1,e2) & Theme(e2,x4) & Actor(e2,x2) & v_smoke(e2) & n_cigarette(x4) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e1 s1 x1 x2.(n_drum(x2) & n_man(x1) & a_also(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1))