A windsurfer speeds towards the beach.
A windsurfer is trying to escape a shark.
Speeds towards the beach does not necessarily mean trying to escape a shark.
exists e1 x1 x2.(n_beach(x2) & towards(e1,x2) & Actor(e1,x1) & v_speed(e1) & n_windsurfer(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_escape(e2) & n_shark(x2)) & n_windsurfer(x1))