A man and a woman walk along a beach barefoot.
There is a beach.
A man and woman walk on a beach.
exists s1 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x2,s1) & along(x2,x4) & n_barefoot(x4) & of(x4,x5) & n_beach(x5) & n_walk(x2) & of(x2,x3) & n_woman(x3) & subset_of(x1,s1) & n_man(x1))
exists p1 x1 x2.((x1 = x2) & n_beach(x2))