A man fixing his bicycle by some trees.
A man uses a wrench to tighten the wheels on a bicycle.
Just because a man uses a wrench does not mean that he is tightening wheels.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_fix(e1) & by(x3,x4) & n_tree(x4) & n_bicycle(x3) & of(x3,x1) & n_male(x1) & (x1 = x2) & n_man(x1))
exists e1 p1 x1 x2 x3.(n_wheel(x3) & Theme(e1,p1) & Recipient(e1,x2) & Actor(e1,x1) & v_use(e1) & exists e2 x4.(on(e2,x4) & n_bicycle(x4) & Theme(e2,x3) & Actor(e2,x1) & v_tighten(e2)) & n_wrench(x2) & n_man(x1))