In the vaults of the Bank.
( ( In ( ( the vaults ) ( of ( the Bank ) ) ) ) . )
(ROOT (FRAG (PP (IN In) (NP (NP (DT the) (NNS vaults)) (PP (IN of) (NP (DT the) (NNP Bank))))) (. .)))
In the bank vault.
( ( In ( the ( bank vault ) ) ) . )
(ROOT (FRAG (PP (IN In) (NP (DT the) (NN bank) (NN vault))) (. .)))