Someone is trying to detach the boy from a ladder.
They tried to remove a boy.
They had to remove him from the ladder.
exists e1 p1 x1 x2.(n_boy(x2) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x3.(from(e2,x3) & n_ladder(x3) & Theme(e2,x2) & Actor(e2,x1) & v_detach(e2)) & n_person(x1))
exists e1 p1 x1.(n_thing(x1) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_remove(e2) & n_boy(x2)))