A man sits in a boat on a lake.
a man sits near a body of water
boat on lake, man on boat on lake
exists e1 x1 x2 x3.(on(e1,x3) & n_lake(x3) & in(e1,x2) & n_boat(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))
exists e1 x1 x2 x3.(near(e1,x2) & of(x2,x3) & n_water(x3) & n_body(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))