Four people are cavorting on the rocks at a river's edge
Five people are going deep-sea diving on their day off.
One cannot be cavorting on the rocks while diving in the deep sea.
exists e1 x1 x2 x3 x4.(n_rock(x2) & at(e1,x4) & n_edge(x4) & of(x4,x3) & n_river(x3) & on(e1,x2) & Actor(e1,x1) & v_cavort(e1) & n_people(x1) & card_eq_4(x1))
exists e1 s1 s2 x1 x2 x3.(a_off(s2) & Manner(e1,s2) & on(e1,x3) & n_day(x3) & of(x3,x1) & n_thing(x1) & Theme(e1,x2) & Actor(e1,x1) & v_go(e1) & n_diving(x2) & a_deep-sea(s1) & Theme(s1,x2) & n_people(x1) & card_eq_5(x1))