suitable summer entertainment that offers escapism without requiring a great deal of thought 
(ROOT (NP (NP (JJ suitable) (NN summer) (NN entertainment)) (SBAR (WHNP (WDT that)) (S (VP (VBZ offers) (NP (NN escapism)) (PP (IN without) (S (VP (VBG requiring) (NP (NP (DT a) (JJ great) (NN deal)) (PP (IN of) (NP (NN thought))))))))))))
(ROOT (NP (NP (JJ ) (NN ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (NP (NN )) (PP (IN ) (S (VP (VBG ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NN ))))))))))))