Two dogs are playing together with their mouths open.
Two animals playing together.
Dogs are considered animals.
exists e1 s1 s2 x1 x2 x3.(with(e1,x2) & Theme(s2,x3) & a_open(s2) & (x2 = x3) & n_mouth(x2) & of(x2,x1) & n_thing(x1) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(a_topic(x1) & a_together(s1) & Manner(e1,s1) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_animal(x1) & card_eq_2(x1))