A man walks out of a grocery store.
A man leaves a grocery store after buying apples.
Walking out of a grocery store does not imply buying apples.
exists e1 x1 x2 x3.(r_out(e1) & of(e1,x2) & n_store(x2) & of(x2,x3) & n_grocery(x3) & Actor(e1,x1) & v_walk(e1) & n_man(x1))
exists e2 e1 x1 x2 x3 x4.(after(e1,e2) & Theme(e2,x4) & Actor(e2,x1) & v_buy(e2) & n_apple(x4) & Theme(e1,x2) & Actor(e1,x1) & v_leave(e1) & n_store(x2) & of(x2,x3) & n_grocery(x3) & n_man(x1))