Two dogs run along a grassy field while one bites the other.
Two dogs running and playing
Dogs playing can be when one bites the other.
exists e1 p1 s1 x1 x2 x4.(n_other(x4) & exists e2 x3.(Theme(e2,x4) & Actor(e2,x3) & v_bite(e2) & n_thing(x3) & card_eq_1(x3)) & while(e1,p1) & along(e1,x2) & n_field(x2) & a_grassy(s1) & Theme(s1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & card_eq_2(x1))
exists e2 e1 x1 x2.(Actor(e2,x2) & v_play(e2) & n_dog(x2) & card_eq_2(x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & card_eq_2(x1))