A man in blue leans over the sea wall to fish.
A man is fishing.
That a man leans over to fish implies that the man is fishing.
exists p1 s1 x1 x2 x3 x4.(n_wall(x3) & of(x3,x4) & n_sea(x4) & a_topic(x1) & in(x1,x2) & over(x2,x3) & Topic(x3,p1) & exists e1.(Actor(e1,x3) & v_fish(e1)) & n_lean(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1.(exists x2.((x1 = x2) & n_fishing(x2)) & n_man(x1))