A boy prepares to play some basketball while listening to his favorite music.
A boy listening to music.
A boy is listening to favorite music is the same as listening to music.
exists e1 p1 s1 x1 x3.(Topic(e1,p1) & Actor(e1,x1) & v_prepare(e1) & exists e3 e2 x2.(while(e2,e3) & to(e3,x3) & Actor(e3,x1) & v_listen(e3) & Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & n_basketball(x2)) & n_music(x3) & a_favorite(s1) & Theme(s1,x3) & of(x3,x1) & n_male(x1) & n_boy(x1))
exists x1 x2 x3.(a_topic(x1) & to(x1,x3) & n_music(x3) & n_listening(x1) & of(x1,x2) & n_boy(x2))