A boat suspended by a cable over the water.
A watercraft is over a body of water.
A boat must be a watercraft while being suspended by a cable over the water means the boat is over a body of water.
exists e1 x1 x2 x3 x4.(n_water(x4) & a_topic(x1) & over(e1,x4) & Actor(e1,x3) & n_cable(x3) & Theme(e1,x2) & v_suspend(e1) & (x1 = x2) & n_boat(x1))
exists p1 x1.(exists x2 x3.(over(x1,x2) & of(x2,x3) & n_water(x3) & n_body(x2)) & n_watercraft(x1))