A man stands on the beach while the tide comes in and a plane flies overhead.
A man is out on the beach.
Both sentences tell us the man is on the beach
exists e1 p1 x1 x2 x3.(n_tide(x3) & n_beach(x2) & exists e2 e3 s1 x4 x5.(Theme(e3,x5) & Actor(e3,x4) & v_fly(e3) & n_overhead(x5) & n_plane(x4) & a_in(s1) & Manner(e2,s1) & Actor(e2,x3) & v_come(e2)) & while(e1,p1) & on(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists p1 s1 x1 x2.(n_beach(x2) & a_out(s1) & Manner(p1,s1) & on(x1,x2) & n_man(x1))