Assertion: samurai's sword | /r/HasProperty | produced
Facets:
value: prior to the 10th century
type: TEMPORAL
value: during this period
type: TEMPORAL
Source sentences:
text: Traditionally made swords were produced during this period, but in order to supply such large numbers of swords, blacksmiths with little or no knowledge of traditional Japanese sword manufacture were recruited.
text: Chokutō ( 直刀 , "straight sword") : A straight single edged sword that was produced prior to the 10th century, and without differential hardening or folding.
text: Tsurugi/Ken ( 剣 , "sword") : A straight two edged sword that was produced prior to the 10th century, and may be without differential hardening or folding.