recommended -- as visually bland as a dentist 's waiting room , complete with soothing muzak 
(ROOT (FRAG (ADJP (VBN recommended)) (, --) (ADJP (ADJP (RB as) (RB visually) (JJ bland)) (PP (IN as) (NP (NP (DT a) (NN dentist) (POS 's)) (NN waiting) (NN room)))) (, ,) (ADJP (JJ complete) (PP (IN with) (NP (JJ soothing) (NN muzak))))))
(ROOT (FRAG (ADJP (VBN )) (, ) (ADJP (ADJP (RB ) (RB ) (JJ )) (PP (IN ) (NP (NP (DT ) (NN ) (POS )) (NN ) (NN )))) (, ) (ADJP (JJ ) (PP (IN ) (NP (JJ ) (NN ))))))