A woman gasps while opening a present.
Female is running on a treadmill.
The woman can't be opening a present and running on a treadmill at the same time.
(x)
exists e1 x1 x2.(ne_nam_female(x1) & on(e1,x2) & n_treadmill(x2) & Actor(e1,x1) & v_run(e1))