Topless men walking up a rocky path.
Men wearing winter coats walking down a snowy hill.
Men wearing winter coats cannot be called topless. Also, you cannot walk up a rocky path and walk down a snowy hill simultaneously.
exists e1 s1 s2 s3 x1 x2 x3.(a_topic(x1) & a_up(s3) & Manner(e1,s3) & Theme(e1,x3) & Actor(e1,x2) & v_walk(e1) & n_path(x3) & a_rocky(s2) & Theme(s2,x3) & (x1 = x2) & n_man(x1) & a_topless(s1) & Theme(s1,x1))
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & a_down(s2) & Manner(e1,s2) & Theme(e1,x6) & Actor(e1,x5) & v_walk(e1) & n_hill(x6) & a_snowy(s1) & Theme(s1,x6) & (x3 = x5) & n_coat(x3) & of(x3,x4) & n_winter(x4) & (x1 = x2) & n_man(x1))