Two soldiers train a police dog as it menacingly grabs hold of one of the soldier's training tools with its mouth.
A dog is biting something.
for a dog to be biting he would need to grab hold of it in the mouth and the something would be the tools
exists e1 p1 x1 x2 x3 x6 x7 x8.(exists e2 s1 x4 x5.(a_menacingly(s1) & Manner(e2,s1) & with(e2,x8) & Theme(e2,x4) & Actor(e2,x1) & v_grab(e2) & of(x4,x5) & of(x5,x6) & n_thing(x5) & card_eq_1(x5) & n_hold(x4)) & n_mouth(x8) & of(x8,x1) & n_thing(x1) & n_thing(x1) & n_tool(x6) & of(x6,x7) & n_training(x7) & of(x6,x1) & n_soldier(x1) & n_soldier(x1) & as(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_train(e1) & n_dog(x2) & of(x2,x3) & n_police(x3) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_bite(e1) & n_thing(x2) & n_dog(x1))