A man working on a safety harness in the sky.
man working in harness
The man can't be working a safety harness in the sky.
exists e1 x1 x2 x3 x4 x5.(n_sky(x5) & a_topic(x1) & in(e1,x5) & on(e1,x3) & n_harness(x3) & of(x3,x4) & n_safety(x4) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_harness(x3) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_man(x1))