Surfer wearing a wetsuit at the crest of a wave.
A surfer is scuba diving in a calm pool
The surfer is either in a calm pool or a crest of a wave.
exists e1 x1 x2 x3 x4.(n_crest(x3) & ne_nam_surfer(x1) & at(e1,x3) & of(x3,x4) & n_wave(x4) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_wetsuit(x2))
exists p1 x1.(exists s1 s2 x2 x3.((x1 = x2) & in(x2,x3) & n_pool(x3) & a_calm(s2) & Theme(s2,x3) & n_diving(x2) & a_scuba(s1) & Theme(s1,x2)) & n_surfer(x1))