Question: når ble hong kong en del av kina
Answer: 1997-07-01; 07-01-1997; 01/07/1997; 07 01 1997; 01 july 1997; 07/01/1997; 1997 07 01; 01 07 1997; 01-07-1997; 1997 july 01; 1997-07-01; 1997 july, 01