Man paddling a yellow canoe on a river.
A man is going threw rapids.
Paddling on a river does not imply going threw rapids.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_paddle(e1) & on(x3,x4) & n_river(x4) & n_canoe(x3) & a_yellow(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_go(e1) & n_rapid(x2) & a_throw(s1) & Theme(s1,x2) & n_man(x1))