premise: A man in a green shirt is singing karaoke while a young woman with long brownish hair stands by and listens.
hypothesis: A man is singing a song.
explanation_1: Singing karaoke involves performing the action of singing a song.
explanation_2: Karaoke is a form of a song.
explanation_3: Karaoke is singing songs.
premise_logic: exists e1 s1 s2 s3 s4 x1 x2 x3 x4 x5 x6 x7.(while(e1,x4) & by(x4,x7) & n_listen(x7) & with(x4,x5) & n_stand(x5) & of(x5,x6) & n_hair(x6) & a_brownish(s4) & Theme(s4,x5) & a_long(s3) & Theme(s3,x5) & n_woman(x4) & a_young(s2) & Theme(s2,x4) & Theme(e1,x3) & Actor(e1,x1) & v_sing(e1) & n_karaoke(x3) & in(x1,x2) & n_shirt(x2) & a_green(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_sing(e1) & n_song(x2) & n_man(x1))