A line of basketball players doing a drill.
the people are flying a plane
If the players are doing a drill they aren't flying a plane.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & Theme(e1,x5) & Actor(e1,x4) & v_do(e1) & n_drill(x5) & (x2 = x4) & n_player(x2) & of(x2,x3) & n_basketball(x3) & n_line(x1))
exists e1 x1 x2.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_fly(e1) & n_plane(x2))