premise: A man speaking or singing into a microphone while playing the piano.
hypothesis: A man is performing surgery on a giraffe while singing.
explanation_1: A person can not play the piano and perform surgery at the same time.
explanation_2: The man is either speaking or singing into a microphone or performing surgery.
explanation_3: A man cannot be singing into a microphone and be performing surgery at the same time.
premise_logic: exists x5.(n_piano(x5) & (exists x1 x2.(a_topic(x1) & n_speaking(x1) & of(x1,x2) & n_man(x2)) | exists e1 e2 x3 x4.(while(e1,e2) & Theme(e2,x5) & Actor(e2,x3) & v_play(e2) & a_topic(e1) & into(e1,x4) & n_microphone(x4) & Actor(e1,x3) & v_sing(e1) & n_thing(x3))))
hypothesis_logic: exists e1 e2 x1 x2 x3.(while(e1,e2) & Actor(e2,x1) & v_sing(e2) & on(e1,x3) & n_giraffe(x3) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_surgery(x2) & n_man(x1))
premise_sim: exists x5.(n_piano(x5) & (exists x1 x2.(of(x1,x2) & n_speaking(x1) & n_man(x2) & a_topic(x1)) | exists e1 e2 x3 x4.(while(e1,e2) & v_sing(e1) & v_play(e2) & n_thing(x3) & n_microphone(x4) & into(e1,x4) & a_topic(e1) & Theme(e2,x5) & Actor(e2,x3) & Actor(e1,x3))))
hypothesis_sim: exists e1 e2 x1 x2 x3.(while(e1,e2) & v_sing(e2) & v_perform(e1) & on(e1,x3) & n_surgery(x2) & n_man(x1) & n_giraffe(x3) & Theme(e1,x2) & Actor(e2,x1) & Actor(e1,x1))