A seagull on a picnic table at a dock.
A seagull lands on a picnic table to eat the crumbs left there.
The seagull might have been placed there. We don't know he lands and begins to eat the crumbs left there.
exists x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & at(x2,x4) & n_dock(x4) & n_table(x2) & of(x2,x3) & n_picnic(x3) & n_seagull(x1))
exists e1 p1 s1 s2 x1 x2 x3 x4.(n_crumb(x4) & a_there(s2) & Manner(e1,s2) & Actor(e1,x1) & v_leave(e1) & on(x1,x2) & Topic(x2,p1) & exists e2.(Theme(e2,x4) & Actor(e2,x2) & v_eat(e2)) & n_table(x2) & of(x2,x3) & n_picnic(x3) & n_land(x1) & a_seagull(s1) & Theme(s1,x1))