Next bend, back to silver.
( Next ( ( ( ( bend , ) back ) ( to silver ) ) . ) )
(ROOT (S (NP (NNP Next)) (VP (VBZ bend) (, ,) (ADVP (RB back)) (PP (TO to) (NP (NN silver)))) (. .)))
Next bend, back to silver is rather vague. 
( ( ( ( Next bend ) , ) ( back ( to silver ) ) ) ( ( is ( rather vague ) ) . ) )
(ROOT (S (NP (NP (NNP Next) (NNP bend)) (, ,) (ADVP (RB back) (PP (TO to) (NP (NN silver))))) (VP (VBZ is) (ADJP (RB rather) (JJ vague))) (. .)))