Assertion: backgammon | /r/AtLocation | china
Facets:
value: for a time
type: TEMPORAL
Source sentences:
text: Backgammon was popular in China for a time and was known as "shuanglu" (雙陸/双陆, shuānglù), with the book Pǔ Shuāng (譜雙) written during the Southern Song (1127–1279) period recording over ten variants - but over time it was replaced by other games such as xiangqi (Chinese chess).