Assertion: rugby ball | /r/HasProperty | created
Facets:
value: by stitching four panels of leather
type: MANNER
value: traditional rugby balls traditionally
type: OTHER
Source sentences:
text: Traditional Rugby Balls Traditionally, rugby balls were created by stitching four panels of leather by hand around a pig bladder, although sometimes six or eight panels were used instead.
text: After rugby first started in 1820s, the first rugby balls were created.
text: The main reason behind it is when the first rugby ball was created, they originally used a pig’s bladder which was then encased with leather and stitched up to secure.