The setting--wherever it might be--always seems authentic, not as if it were a Hollywood back lot.
( ( ( The setting ) ( -- ( ( wherever ( it ( might be ) ) ) -- ) ) ) ( always ( ( ( ( seems authentic ) , ) ( not ( as ( if ( it ( were ( a ( Hollywood ( back lot ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (NP (DT The) (NN setting)) (PRN (: --) (SBAR (WHADVP (WRB wherever)) (S (NP (PRP it)) (VP (MD might) (VP (VB be))))) (: --))) (ADVP (RB always)) (VP (VBZ seems) (ADJP (JJ authentic)) (, ,) (SBAR (RB not) (RB as) (IN if) (S (NP (PRP it)) (VP (VBD were) (NP (DT a) (NNP Hollywood) (NN back) (NN lot)))))) (. .)))
They had trouble believing the setting was based on a real place.
( They ( ( had ( trouble ( believing ( ( the setting ) ( was ( based ( on ( a ( real place ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (VBD had) (NP (NP (NN trouble)) (VP (VBG believing) (SBAR (S (NP (DT the) (NN setting)) (VP (VBD was) (VP (VBN based) (PP (IN on) (NP (DT a) (JJ real) (NN place)))))))))) (. .)))