Numerous boats are anchored in a marina.
A boat navigates the high seas far from land.
A boat is singular and not numerous, when one navigates, the boat is moving,and, not anchored, and a marina is close to land, not far from land.
exists e1 s1 x1 x2.(in(e1,x2) & n_marina(x2) & Theme(e1,x1) & v_anchor(e1) & n_boat(x1) & a_numerous(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(n_sea(x2) & a_high(s1) & Theme(s1,x2) & from(e1,x3) & n_land(x3) & r_far(e1) & Theme(e1,x2) & Actor(e1,x1) & v_navigate(e1) & n_boat(x1))