premise: A young man holding a microphone and singing.
hypothesis: A man is performing a song.
explanation_1: A man performs a song.
explanation_2: a man holding a microphone and singing would be performing a song.
explanation_3: The young man holding a microphone and singing is performing a song
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_singing(x5) & n_microphone(x4) & subset_of(x5,x3) & subset_of(x4,x3) & (x1 = x2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_song(x2) & n_man(x1))