A young man in a white shirt is laughing in the foreground while a woman in a black shirt stands in the background.
The young man heard a joke
You cannot infer that the man is laughing because he heard a joke.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(n_background(x7) & n_foreground(x3) & while(e1,x4) & in(x4,x7) & in(x4,x5) & n_stand(x5) & of(x5,x6) & n_shirt(x6) & a_black(s3) & Theme(s3,x5) & n_woman(x4) & in(e1,x3) & Actor(e1,x1) & v_laugh(e1) & in(x1,x2) & n_shirt(x2) & a_white(s2) & Theme(s2,x2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_man(x1) & a_young(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_hear(e1) & n_joke(x2))