A man and a woman laugh together.
A man and woman crying over their deceased child.
In sentence 1 the people are happy (laughing), in 2 they are sad (crying)
exists s1 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & r_together(x2) & n_laugh(x2) & of(x2,x3) & n_woman(x3) & subset_of(x1,s1) & n_man(x1))
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(s1) & over(e1,x4) & n_child(x4) & a_deceased(s2) & Theme(s2,x4) & of(x4,x1) & n_thing(x1) & Actor(e1,x3) & v_cry(e1) & (s1 = x3) & n_woman(x2) & n_man(x1) & subset_of(x2,s1) & subset_of(x1,s1))