A man walks down a shady sidewalk.
A man taking shelter from the sun.
The man could be walking down the sidewalk just to walk down it, not for any specific purpose as taking shelter.
exists e1 s1 s2 x1 x2.(a_down(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_sidewalk(x2) & a_shady(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(n_sun(x4) & a_topic(x1) & from(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_take(e1) & n_shelter(x3) & (x1 = x2) & n_man(x1))