A dog is drifting on a lake in a small boat.
The owners of this dog have left it to go swimming in the lake.
A dog in a small boat does not imply that the owners of this dog have left it to go swimming.
exists e1 s1 x1 x2 x3.(on(e1,x2) & in(x2,x3) & n_boat(x3) & a_small(s1) & Theme(s1,x3) & n_lake(x2) & Actor(e1,x1) & v_drift(e1) & n_dog(x1))
exists e1 p1 x1 x2 x4.(n_lake(x4) & n_thing(x2) & n_dog(x2) & n_owner(x1) & Topic(e1,p1) & Recipient(e1,x2) & Actor(e1,x1) & v_leave(e1) & exists e2 x3.(in(e2,x4) & Theme(e2,x3) & Actor(e2,x2) & v_go(e2) & n_swimming(x3)) & of(x1,x2))