A person fishes alone off of a dock as the sun sits on the horizon.
A man is fishing.
A person doesn't have to be a man.
exists e1 p1 p2 x1 x2 x3 x4.(n_horizon(x4) & n_sun(x3) & exists e2.(on(e2,x4) & Actor(e2,x3) & v_sit(e2)) & as(e1,p2) & of(e1,x2) & n_dock(x2) & r_off(e1) & exists s1.(Theme(s1,x1) & a_alone(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_fish(e1) & n_person(x1))
exists p1 x1.(exists x2.((x1 = x2) & n_fishing(x2)) & n_man(x1))