A lot of surfers stand out in the ocean with their boards waiting on a wave.
Surfers are heading home from the beach.
The surfers cannot be in the ocean, while also heading home from the beach.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6.(n_board(x4) & of(x4,x3) & n_thing(x3) & n_ocean(x3) & in(e1,x3) & with(x3,x4) & on(e2,x6) & n_wave(x6) & Actor(e2,x5) & v_wait(e2) & (x4 = x5) & a_out(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_surfer(x2) & n_lot(x1))
exists e1 x1 x2 x3.(n_beach(x3) & from(e1,x3) & Time(e1,x2) & n_home(x2) & Actor(e1,x1) & v_head(e1) & n_surfer(x1))