A man sawing wood on a fence.
It's sunny outside while a man is cutting wood.
Wood can be cut when it is not sunny outside too.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_saw(e1) & on(x3,x4) & n_fence(x4) & n_wood(x3) & (x1 = x2) & n_man(x1))
exists p1 s1 s2 x1.(n_thing(x1) & exists e1 x2 x3.(Theme(e1,x3) & Actor(e1,x2) & v_cut(e1) & n_wood(x3) & n_man(x2)) & while(s1,p1) & a_outside(s2) & Manner(s1,s2) & Theme(s1,x1) & a_sunny(s1))