a man gives a fish to a boy.
A man gives a cooked fish to a boy at a family dinner.
The man could giv ethe boy any kind of fish, uncooked or cooked, at  any time or place, not just at dinner.
exists e1 x1 x2 x3.(to(e1,x3) & n_boy(x3) & Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & n_fish(x2) & n_man(x1))
exists e1 s1 x1 x2 x3 x4 x5.(at(e1,x4) & n_dinner(x4) & of(x4,x5) & n_family(x5) & to(e1,x3) & n_boy(x3) & Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & n_fish(x2) & a_cooked(s1) & Theme(s1,x2) & n_man(x1))