a dog wearing a yellow collar is bearing his teeth at another dog that is sitting by a tree.
A dog is getting ready to fight another dog.
A dog may be baring his teeth, but not everyone knows if that means it is getting ready to fight.
exists e3 e2 e1 s1 x1 x2 x3 x4 x5 x6 x7.(at(e2,x5) & by(e3,x7) & n_tree(x7) & Actor(e3,x6) & v_sit(e3) & (x5 = x6) & n_dog(x5) & -(x5 = x1) & n_dog(x1) & n_dog(x1) & Theme(e2,x4) & Actor(e2,x1) & v_bear(e2) & n_tooth(x4) & of(x4,x1) & n_male(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_collar(x3) & a_yellow(s1) & Theme(s1,x3) & (x1 = x2))
exists e1 p1 x1.(exists p2 s1.(Topic(s1,p2) & Actor(s1,x1) & a_ready(s1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_fight(e2) & n_dog(x2) & -(x2 = x1))) & n_dog(x1) & n_dog(x1) & Topic(e1,p1) & Actor(e1,x1) & v_get(e1))