Three people gardening in a backyard.
Three elderly ladies are planting tomatoes.
Not all people are elderly ladies and gardening does not imply planting tomatoes.
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_backyard(x3) & Actor(e1,x2) & v_garden(e1) & (x1 = x2) & n_people(x1) & card_eq_3(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_plant(e1) & n_tomato(x2) & n_lady(x1) & a_elderly(s1) & Theme(s1,x1) & card_eq_3(x1))