Some guys are having a conversation.
Men laughing at women.
Just because the men are having a conversation doesn't mean they're laughing at women. They could be talking about anything.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_conversation(x2) & n_guy(x1))
exists e1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_woman(x3) & Actor(e1,x2) & v_laugh(e1) & (x1 = x2) & n_man(x1))