Two large dogs attempt to bite each other playfully.
two dogs play
Just because two large dogs attempt to bite each other playfully does not imply that two dogs play
exists e1 p1 s1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_attempt(e1) & all x2 s2.((n_other(x2) & a_playfully(s2) & Theme(s2,x2)) -> exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_bite(e2))) & n_dog(x1) & a_large(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1.(Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_2(x1))