it works well enough , since the thrills pop up frequently , and 
(ROOT (S (NP (PRP it)) (VP (VP (VBZ works) (ADVP (RB well) (RB enough)) (, ,) (SBAR (IN since) (S (NP (DT the) (NNS thrills)) (VP (VBP pop) (PRT (RP up)) (ADVP (RB frequently)))))) (, ,) (CC and))))
(ROOT (S (NP (PRP )) (VP (VP (VBZ ) (ADVP (RB ) (RB )) (, ) (SBAR (IN ) (S (NP (DT ) (NNS )) (VP (VBP ) (PRT (RP )) (ADVP (RB )))))) (, ) (CC ))))