Taking 'This explains the presence in Guangzhou of the Huaisheng Mosque, reputed to be China's oldest, and traditionally dated a.d. 627.' as a given, does it logically imply 'The Huaisheng Mosque is gigantic in size.'
This explains the presence in Guangzhou of the Huaisheng Mosque, reputed to be China's oldest, and traditionally dated a.d. 627.###The Huaisheng Mosque is gigantic in size.