Two brown dogs playing.
Two dogs are avoiding one another.
If Dogs are playing , they cannot be avoiding each other.
exists e1 s1 x1.(Actor(e1,x1) & v_play(e1) & n_dog(x1) & a_brown(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_avoid(e1) & n_thing(x2) & card_eq_1(x2) & a_another(s1) & Theme(s1,x2) & n_dog(x1) & card_eq_2(x1))