Two men singing at an event.
Two sad men singing at an event.
These two men could be happy singing, not sad.
exists e1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_event(x3) & Actor(e1,x2) & v_sing(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_event(x3) & Actor(e1,x2) & v_sing(e1) & (x1 = x2) & n_man(x1) & a_sad(s1) & Theme(s1,x1) & card_eq_2(x1))