Assertion: flax | /r/HasProperty | predominant fibre
Facets:
value: in egypt
type: LOCATION
value: at this time
type: TEMPORAL
Source sentences:
text: Flax was the predominant fibre in Egypt at this time (3600 BCE) and had continued popularity in the Nile Valley, though wool became the primary fibre used in other cultures around 2000 BCE.[citation needed][b]