You would open the back door and you felt like you were big stuff.
( ( ( ( You ( would ( open ( the ( back door ) ) ) ) ) and ) ( you ( felt ( like ( you ( were ( big stuff ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (PRP You)) (VP (MD would) (VP (VB open) (NP (DT the) (JJ back) (NN door))))) (CC and) (S (NP (PRP you)) (VP (VBD felt) (SBAR (IN like) (S (NP (PRP you)) (VP (VBD were) (NP (JJ big) (NN stuff))))))) (. .)))
The car had a door at the back that when you opened would make you feel like a million bucks.
( ( The car ) ( ( ( had ( ( a door ) ( at ( the back ) ) ) ) ( that ( ( when ( you opened ) ) ( would ( make ( you ( feel ( like ( ( a million ) bucks ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN car)) (VP (VBD had) (NP (NP (DT a) (NN door)) (PP (IN at) (NP (DT the) (NN back)))) (SBAR (IN that) (S (SBAR (WHADVP (WRB when)) (S (NP (PRP you)) (VP (VBD opened)))) (VP (MD would) (VP (VB make) (S (NP (PRP you)) (VP (VB feel) (PP (IN like) (NP (QP (DT a) (CD million)) (NNS bucks)))))))))) (. .)))