premise: A woman sings on stage as a man plays an instrument in unison with her vocals.
hypothesis: The man is talking to the woman on the phone.
explanation_1: The first subject is either a man or a woman.  The subject cannot sing on stage and talk on the phone simultaneously.  The second subject is either a man or a woman, not both.  The second subject cannot play an instrument and be on the phone simultaneously.
premise_logic: exists e1 p1 x1 x2 x6.(exists e2 x3 x4 x5.(in(e2,x5) & with(x5,x6) & n_unison(x5) & Theme(e2,x4) & Actor(e2,x3) & v_play(e2) & n_instrument(x4) & n_man(x3)) & n_vocal(x6) & of(x6,x1) & n_female(x1) & as(e1,p1) & on(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_sing(e1) & n_woman(x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_phone(x3) & n_woman(x2) & n_man(x1) & on(e1,x3) & to(e1,x2) & Actor(e1,x1) & v_talk(e1))
premise_sim: exists e1 p1 x1 x2 x6.(v_sing(e1) & on(e1,x2) & of(x6,x1) & n_woman(x1) & n_vocal(x6) & n_stage(x2) & n_female(x1) & exists e2 x3 x4 x5.(with(x5,x6) & v_play(e2) & n_unison(x5) & n_man(x3) & n_instrument(x4) & in(e2,x5) & Theme(e2,x4) & Actor(e2,x3)) & as(e1,p1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2 x3.(v_talk(e1) & to(e1,x2) & on(e1,x3) & n_woman(x2) & n_phone(x3) & n_man(x1) & Actor(e1,x1))