A bald eagle sits on the bank of a creek.
An eagle is waiting to catch food
An eagle sitting on the bank means she is fetching a food
exists e1 s1 x1 x2 x3.(n_bank(x2) & on(e1,x2) & of(x2,x3) & n_creek(x3) & Actor(e1,x1) & v_sit(e1) & n_eagle(x1) & a_bald(s1) & Theme(s1,x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_wait(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_catch(e2) & n_food(x2)) & n_eagle(x1))