Assertion: stirrup | /r/CapableOf | warrant extensive additions
Facets:
value: after the mongol forces
type: TEMPORAL
value: to the great wall
type: LOCATION
Source sentences:
text: A Song general wrote about their use of the stirrup, describing its function in redistributing the weight of the rider – evidently, the stirrup was novel enough at that time to warrant mention and effective enough to warrant extensive additions to the Great Wall shortly after the Mongol forces’ return to the East.