Dog races through grass by lone tree.
A pup is chasing a squirrel that jumped from a branch.
Dogs run for more reasons than just chasing a squirrel.
exists s1 x1 x2 x3 x4.(a_topic(x1) & through(x1,x3) & by(x3,x4) & n_tree(x4) & a_lone(s1) & Theme(s1,x4) & n_grass(x3) & n_race(x1) & (x1 = x2) & ne_nam_dog(x2))
exists e1 e2 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_chase(e2) & from(e1,x4) & n_branch(x4) & Actor(e1,x3) & v_jump(e1) & (x2 = x3) & n_squirrel(x2) & n_pup(x1))