have problems , which are neither original nor are presented in convincing way . 
(ROOT (S (VP (VB have) (NP (NP (NNS problems)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VP (VBP are) (CC neither) (ADJP (JJ original))) (CC nor) (VP (VBP are) (VP (VBN presented) (PP (IN in) (NP (VBG convincing) (NN way)))))))))) (. .)))
(ROOT (S (VP (VB ) (NP (NP (NNS )) (, ) (SBAR (WHNP (WDT )) (S (VP (VP (VBP ) (CC ) (ADJP (JJ ))) (CC ) (VP (VBP ) (VP (VBN ) (PP (IN ) (NP (VBG ) (NN )))))))))) (. )))