A plane is taxiing next to some water
A small plane is next to a lake
Just because a plane is next to some water doesn't mean it is next to a lake.
exists e1 x1 x2.(to(e1,x2) & n_water(x2) & r_next(e1) & Actor(e1,x1) & v_taxi(e1) & n_plane(x1))
exists s1 s2 x1 x2.(to(s2,x2) & n_lake(x2) & Theme(s2,x1) & a_next(s2) & n_plane(x1) & a_small(s1) & Theme(s1,x1))