Where, where are you working now?
( Where ( , ( where ( ( ( are you ) ( working now ) ) ? ) ) ) )
(ROOT (SBARQ (WHADVP (WRB Where)) (, ,) (WHADVP (WRB where)) (SQ (VBP are) (NP (PRP you)) (VP (VBG working) (ADVP (RB now)))) (. ?)))
You have switched work locations, haven't you? 
( ( You ( have ( switched ( work locations ) ) ) ) ( , ( ( ( have n't ) you ) ? ) ) )
(ROOT (S (S (NP (PRP You)) (VP (VBP have) (VP (VBN switched) (NP (NN work) (NNS locations))))) (, ,) (VP (VBP have) (RB n't)) (NP (PRP you)) (. ?)))