A guy playing basketball.
A boy plays basketball with his high school friends.
Playing basketball does not imply playing with his high school friends.
exists x1 x2 x3.(a_topic(x1) & Time(x1,x3) & n_basketball(x3) & n_playing(x1) & of(x1,x2) & n_guy(x2))
exists e1 s1 x1 x2 x3 x4.(with(e1,x3) & n_friend(x3) & of(x3,x4) & n_school(x4) & a_high(s1) & Theme(s1,x3) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_basketball(x2) & n_boy(x1))