The great breathtaking Italian adventure remains the road.
( ( The ( great ( breathtaking ( Italian adventure ) ) ) ) ( ( remains ( the road ) ) . ) )
(ROOT (S (NP (DT The) (JJ great) (JJ breathtaking) (JJ Italian) (NN adventure)) (VP (VBZ remains) (NP (DT the) (NN road))) (. .)))
The road is dull, and best to be avoided. 
( ( The road ) ( ( ( is ( ( ( dull , ) and ) best ) ) ( to ( be avoided ) ) ) . ) )
(ROOT (S (NP (DT The) (NN road)) (VP (VBZ is) (ADJP (ADJP (JJ dull)) (, ,) (CC and) (ADJP (JJS best))) (S (VP (TO to) (VP (VB be) (VP (VBN avoided)))))) (. .)))