A flock of birds fly away with food in their beaks.
Flock of birds fly away.
The fact that a flock of birds fly away with food in their beaks does not imply that flock of birds fly away.
exists e1 s1 x1 x2 x3 x4.(in(e1,x4) & n_beak(x4) & of(x4,x1) & n_thing(x1) & with(e1,x3) & n_food(x3) & a_away(s1) & Manner(e1,s1) & Actor(e1,x1) & v_fly(e1) & of(x1,x2) & n_bird(x2) & n_flock(x1))
exists e1 s1 x1 x2.(a_away(s1) & Manner(e1,s1) & Actor(e1,x1) & v_fly(e1) & of(x1,x2) & n_bird(x2) & n_flock(x1))