A man sailing, tilting it on the ocean.
A man is swimming in the ocean.
The man is either sailing and tilting it on the ocean, or swimming in the ocean.
exists e1 x1 x2 x3 x4.(n_ocean(x4) & a_topic(x1) & on(e1,x4) & Theme(e1,x1) & Actor(e1,x3) & v_tilt(e1) & n_thing(x1) & (x1 = x3) & n_sailing(x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2.(n_ocean(x2) & in(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_man(x1))