A man does yard work.
The man is cutting down a tree.
You can not infer they are taking down a tree.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_work(x2) & of(x2,x3) & n_yard(x3) & n_man(x1))
exists e1 s1 x1 x2.(n_man(x1) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_cut(e1) & n_tree(x2))