A person rows a boat over a large body of water.
A person is in a boat in the ocean.
An ocean is not the only large body of water.
all x1.(n_boat(x1) -> exists s1 x2 x3 x4 x5.(a_topic(x2) & over(x2,x4) & of(x4,x5) & n_water(x5) & n_body(x4) & a_large(s1) & Theme(s1,x4) & for(x2,x1) & Time(x2,x3) & n_row(x3) & n_person(x2)))
exists p1 x1 x3.(n_ocean(x3) & exists x2.(in(x1,x2) & in(x2,x3) & n_boat(x2)) & n_person(x1))