People, possibly fishermen, with their boats in shadow on shore at an orangesunset
They are fishing.
People, possibly fishermen, with their boats in shadow on shore at an orangesunset does not indicate that They are fishing.
exists x1 x2 x3 x4 x5 x6.(a_topic(x1) & with(x1,x3) & in(x3,x4) & on(x4,x5) & at(x5,x6) & n_orangesunset(x6) & n_shore(x5) & n_shadow(x4) & n_boat(x3) & of(x3,x1) & n_thing(x1) & rel(x1,x2) & r_possibly(x2) & n_fisherman(x2) & n_people(x1))
exists p1 x1.(n_thing(x1) & exists x2.((x1 = x2) & n_fishing(x2)))