three people sit in a cave.
Three men are sitting in a cave and chatting
It is not implied that the people in the cave are chatting.
exists e1 x1 x2.(in(e1,x2) & n_cave(x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & card_eq_3(x1))
exists e1 x1 x2 x3 x4.(in(e1,x2) & n_chatting(x4) & n_cave(x3) & subset_of(x4,x2) & subset_of(x3,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_3(x1))