Two brown dogs are fighting and biting each other.
Two dogs are trying to kill each other.
Just because dogs fight doesn't mean they are trying to kill each other.
exists s1 s2 x1 x2.(all x4.(n_other(x4) -> exists e2.(Theme(e2,x4) & Actor(e2,x2) & v_bite(e2))) & n_dog(x2) & a_brown(s2) & Theme(s2,x2) & card_eq_2(x2) & all x3.(n_other(x3) -> exists e1.(Theme(e1,x3) & Actor(e1,x1) & v_fight(e1))) & n_dog(x1) & a_brown(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & all x2.(n_other(x2) -> exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_kill(e2))) & n_dog(x1) & card_eq_2(x1))