A woman on a subway is falling asleep.
An exhausted woman on public transportation is trying to stay awake.
A woman falling asleep is definitely trying to stay awake.
exists e1 p1 x1 x2.(exists s1.(Theme(s1,x1) & a_asleep(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_fall(e1) & on(x1,x2) & n_subway(x2) & n_woman(x1))
exists e1 e2 p1 s1 x1 x2.(Topic(e2,p1) & Actor(e2,x1) & v_try(e2) & exists e3 p2.(exists s2.(Theme(s2,x1) & a_awake(s2)) & Topic(e3,p2) & Actor(e3,x1) & v_stay(e3)) & on(x1,x2) & n_transportation(x2) & a_public(s1) & Theme(s1,x2) & n_woman(x1) & Theme(e1,x1) & v_exhaust(e1))