A man wades in the water and watches a waterfall.
The man sees a rainbow in a waterfall.
Just because a man watches a waterfall it does not mean he sees a rainbow.
exists e1 x1 x2 x3 x4 x5 x6 x7.(n_water(x3) & a_topic(x4) & Theme(e1,x7) & Actor(e1,x6) & v_watch(e1) & n_waterfall(x7) & (x4 = x6) & n_wade(x4) & of(x4,x5) & n_man(x5) & a_topic(x1) & in(x1,x3) & n_wade(x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2 x3.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_see(e1) & in(x2,x3) & n_waterfall(x3) & n_rainbow(x2))