Sentence: 'Peace Corps Online : Directory : China : Peace Corps China : Web Sites for China RPCVs : 1993 - U.S. Peace Corps Arrives in China : The first 18 U.S. volunteers are training outside Chengdu , capital of southwestern Sichuan Province , anxious to overcome suspicions about being spies and to demonstrate their young American morals will not corrupt Chinese youth .', Argument/Subject 1: 'chengdu', Argument/Subject 2: 'sichuan'
be capital of