Assertion: leather's fiber | /r/CapableOf | develop as fiber
Facets:
value: in 1923
type: TEMPORAL
value: in the u.k.
type: LOCATION
Source sentences:
text: The second oldest manufactured fiber in the U.S. after rayon, acetate was first used in France as an airplane wing varnish and later developed as a fiber in the U.K. in 1923.