that the entire exercise has no real point 
(ROOT (SBAR (IN that) (S (NP (DT the) (JJ entire) (NN exercise)) (VP (VBZ has) (NP (DT no) (JJ real) (NN point))))))
(ROOT (SBAR (IN ) (S (NP (DT ) (JJ ) (NN )) (VP (VBZ ) (NP (DT ) (JJ ) (NN ))))))