A woman has been knocked down by strong waves in the ocean
The woman was building sand castles in the dirt.
Sand castles need sand which is not available in the ocean.
exists e1 s1 s2 x1 x2 x3.(n_ocean(x3) & in(e1,x3) & Actor(e1,x2) & n_wave(x2) & a_strong(s2) & Theme(s2,x2) & a_down(s1) & Manner(e1,s1) & Theme(e1,x1) & v_knock(e1) & n_woman(x1))
exists e1 x1 x2 x3 x4.(n_dirt(x4) & n_woman(x1) & in(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_build(e1) & n_castle(x2) & of(x2,x3) & n_sand(x3))