This is the island's main city and financial, governmental, and administrative centre, and its charms match those of other Mediterranean  jewels.  
( ( ( ( ( This ( is ( ( ( ( the ( island 's ) ) ( main city ) ) and ) ( ( ( ( ( financial , ) governmental ) , ) and ) ( administrative centre ) ) ) ) ) , ) and ) ( ( its charms ) ( match ( those ( of ( other ( Mediterranean jewels ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (DT This)) (VP (VBZ is) (NP (NP (NP (DT the) (NN island) (POS 's)) (JJ main) (NN city)) (CC and) (NP (NP (JJ financial)) (, ,) (NP (JJ governmental)) (, ,) (CC and) (NP (JJ administrative) (NN centre)))))) (, ,) (CC and) (S (NP (PRP$ its) (NNS charms)) (VP (VBP match) (NP (NP (DT those)) (PP (IN of) (NP (JJ other) (NNP Mediterranean) (NNS jewels)))))) (. .)))
The city is the island's governmental and financial centre. 
( ( The city ) ( ( is ( ( the ( island 's ) ) ( governmental ( and ( financial centre ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN city)) (VP (VBZ is) (NP (NP (DT the) (NN island) (POS 's)) (NNP governmental) (CC and) (JJ financial) (NN centre))) (. .)))