bore that tends to hammer home every one of its points . 
(ROOT (S (VP (VB bore) (SBAR (S (NP (DT that)) (VP (VBZ tends) (S (VP (TO to) (VP (VB hammer) (ADVP (RB home)) (NP (NP (DT every) (CD one)) (PP (IN of) (NP (PRP$ its) (NNS points))))))))))) (. .)))
(ROOT (S (VP (VB ) (SBAR (S (NP (DT )) (VP (VBZ ) (S (VP (TO ) (VP (VB ) (ADVP (RB )) (NP (NP (DT ) (CD )) (PP (IN ) (NP (PRP$ ) (NNS ))))))))))) (. )))