premise: Two men are playing their guitars and singing on stage.
hypothesis: Two men performing for a rock concert.
explanation_1: Just because the band is playing on stage, that does not necessarily imply they are performing, or that the stage is for a rock concert.
premise_logic: exists e2 e1 x1 x2 x3 x4.(on(e2,x4) & n_stage(x4) & Actor(e2,x3) & v_sing(e2) & n_man(x3) & card_eq_2(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & of(x2,x1) & n_thing(x1) & n_man(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2 x3 x4.(a_topic(x1) & for(e1,x3) & n_concert(x3) & of(x3,x4) & n_rock(x4) & Actor(e1,x2) & v_perform(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
premise_sim: exists e2 e1 x1 x2 x3 x4.(v_sing(e2) & v_play(e1) & on(e2,x4) & of(x2,x1) & n_thing(x1) & n_stage(x4) & n_man(x3) & n_man(x1) & n_guitar(x2) & card_eq_2(x3) & card_eq_2(x1) & Theme(e1,x2) & Actor(e2,x3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2 x3 x4.(v_perform(e1) & of(x3,x4) & n_rock(x4) & n_man(x1) & n_concert(x3) & for(e1,x3) & card_eq_2(x1) & a_topic(x1) & Actor(e1,x2) & (x1 = x2))