A surfer in a wetsuit crests a wave.
A surfer is in the ocean.
There are waves in the ocean, a surfer surfs in the ocean
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_crest(e1) & n_wave(x3) & in(x1,x2) & n_wetsuit(x2) & n_surfer(x1))
exists p1 x1 x2.(n_ocean(x2) & in(x1,x2) & n_surfer(x1))