A dog is walking on the sand and people are all over the beach.
The dog is walking along the busy beach to reach it's master
A dog walking isn't necessarily trying to reach its master.
exists e1 p1 x1 x2 x3 x4.(n_beach(x4) & n_sand(x2) & r_all(x3) & over(x3,x4) & n_people(x3) & on(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_dog(x1))
exists e1 p1 p2 s1 x1 x2 x3 x4.(n_thing(x4) & n_beach(x4) & a_busy(s1) & Theme(s1,x4) & n_dog(x1) & exists x5.((x1 = x5) & n_master(x5)) & Topic(e1,p1) & exists e2.(Theme(e2,x4) & Actor(e2,x2) & v_reach(e2)) & along(e1,x4) & Actor(e1,x3) & v_walk(e1) & (x1 = x3) & (x1 = x2))