A man and a woman laugh together.
A man and woman gleeful over their latest victim.
Just because a man and woman laugh together it doesn't mean they were gleeful especially over their latest victim. There is no evidence this man and woman even had a victim to be gleeful over.
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 s1 s2 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & over(x2,x4) & n_victim(x4) & r_most(s2) & a_latest(s2) & Theme(s2,x4) & of(x4,x1) & n_thing(x1) & n_gleeful(x2) & of(x2,x3) & n_woman(x3) & subset_of(x1,s1) & n_man(x1))