are too crude to serve the work especially well 
(ROOT (VP (VBP are) (ADJP (RB too) (JJ crude) (S (VP (TO to) (VP (VB serve) (NP (DT the) (NN work)) (ADVP (RB especially) (RB well))))))))
(ROOT (VP (VBP ) (ADJP (RB ) (JJ ) (S (VP (TO ) (VP (VB ) (NP (DT ) (NN )) (ADVP (RB ) (RB ))))))))