A gray-haired in a wetsuit poised in the water.
A surfer is having their picture taken in the ocean.
The gray-haired person in a wetsuit may not be a surfer and may not be having a their picture taken
exists e1 x1 x2 x3 x4.(n_water(x4) & a_topic(x1) & in(x1,x2) & in(e1,x4) & Theme(e1,x3) & v_poise(e1) & (x2 = x3) & n_wetsuit(x2) & n_gray-haired(x1))
exists e1 e2 x1 x2 x3 x4.(n_ocean(x4) & Theme(e2,x2) & Actor(e2,x1) & v_have(e2) & in(e1,x4) & Theme(e1,x3) & v_take(e1) & (x2 = x3) & n_picture(x2) & of(x2,x1) & n_thing(x1) & n_surfer(x1))