Four kids sit on the back of a guy in a banana suit while he does push ups.
Four kids sit on a guy.
Sitting on a guy is the same as sitting on the back of a guy.
exists e1 p1 x1 x2 x3 x4 x5.(n_male(x2) & n_back(x2) & exists e2 x6.(Theme(e2,x6) & Actor(e2,x2) & v_push(e2) & n_up(x6)) & while(e1,p1) & in(e1,x4) & n_suit(x4) & of(x4,x5) & n_banana(x5) & on(e1,x2) & of(x2,x3) & n_guy(x3) & Actor(e1,x1) & v_sit(e1) & n_kid(x1) & card_eq_4(x1))
exists e1 x1 x2.(on(e1,x2) & n_guy(x2) & Actor(e1,x1) & v_sit(e1) & n_kid(x1) & card_eq_4(x1))