A young boy casting his fishing line off a pier
The boy stands up in the boat.
A boy can be different from a young boy and standig in a boat is different from casting a fishing line
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & off(e1,x5) & n_pier(x5) & Theme(e1,x3) & Actor(e1,x2) & v_cast(e1) & n_line(x3) & of(x3,x4) & n_fishing(x4) & of(x3,x1) & n_male(x1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_boat(x2) & n_boy(x1) & in(e1,x2) & a_up(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1))