penned by a man who has little clue about either the nature of women or of friendship . 
(ROOT (S (VP (VBN penned) (PP (IN by) (NP (NP (DT a) (NN man)) (SBAR (WHNP (WP who)) (S (VP (VBZ has) (NP (NP (JJ little) (NN clue)) (PP (IN about) (NP (CC either) (NP (NP (DT the) (NN nature)) (PP (PP (IN of) (NP (NNS women))) (CC or) (PP (IN of) (NP (NN friendship)))))))))))))) (. .)))
(ROOT (S (VP (VBN ) (PP (IN ) (NP (NP (DT ) (NN )) (SBAR (WHNP (WP )) (S (VP (VBZ ) (NP (NP (JJ ) (NN )) (PP (IN ) (NP (CC ) (NP (NP (DT ) (NN )) (PP (PP (IN ) (NP (NNS ))) (CC ) (PP (IN ) (NP (NN )))))))))))))) (. )))