A plane flying sideways.
The plane lands at an airport.
A plane can't land at an airport while Flying sideways.
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_fly(e1) & n_sideway(x3) & (x1 = x2) & n_plane(x1))
exists e1 x1 x2.(n_plane(x1) & at(e1,x2) & n_airport(x2) & Actor(e1,x1) & v_land(e1))