中国中原地区先后形成五代十国，后宋朝结束了五代十国的割据局面，辽宋遂形成南北对峙的政治格局。
The central region of China becomes successively five dynasties and ten countries , finally the Song Dynasty ends the separatist regime situation , as a result the opposite political structure appears between Liao and Song Dynasty .
宋遂