Three people with their back turned are standing inside a building.
three dogs play fetch
people are humans and dogs are animals
exists e1 e2 x1 x2 x3 x4.(inside(e2,x4) & n_building(x4) & Actor(e2,x1) & v_stand(e2) & Theme(e1,x3) & v_turn(e1) & (x1 = x3) & with(x1,x2) & n_back(x2) & of(x2,x1) & n_thing(x1) & n_people(x1) & card_eq_3(x1))
exists e1 s1 x1.(a_fetch(s1) & Manner(e1,s1) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_3(x1))