A surfer catching a large wave in the ocean.
A surfer is in the ocean.
surfer catching a large wave in the ocean means he is in the ocean
exists e1 s1 x1 x2 x3 x4.(n_ocean(x4) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_catch(e1) & in(x3,x4) & n_wave(x3) & a_large(s1) & Theme(s1,x3) & (x1 = x2) & n_surfer(x1))
exists p1 x1 x2.(n_ocean(x2) & in(x1,x2) & n_surfer(x1))