A defender attempts a tackle in rugby.
Player defense tackles in rugby
WE DONT KNOW IF HE TACKLES HIM.
all x1.(n_tackle(x1) -> exists x2 x3 x4.(a_topic(x2) & in(x2,x4) & n_rugby(x4) & for(x2,x1) & n_attempt(x2) & of(x2,x3) & n_defender(x3)))
exists x1 x2 x3 x4.(a_topic(x1) & in(x1,x4) & n_rugby(x4) & n_tackle(x1) & of(x1,x3) & n_defense(x3) & (x1 = x2) & ne_nam_player(x2))