A man sits alone fishing along the shoreline.
A man fishes to feed his family.
A man fishing does not always do so to feed his family.
exists e1 s1 x1 x2 x3.(n_shoreline(x3) & Theme(e1,x2) & Actor(e1,x1) & v_sit(e1) & along(x2,x3) & n_fishing(x2) & a_alone(s1) & Theme(s1,x2) & n_man(x1))
exists e1 p1 x1 x2.(Topic(e1,p1) & Actor(e1,x1) & v_fish(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_feed(e2)) & n_family(x2) & of(x2,x1) & n_male(x1) & n_man(x1))