Assertion: rug's pile | /r/MadeOf | wool
Facets:
value: traditionally
type: OTHER
Source sentences:
text: The pile is made from wool, and often also contains silk.
text: The pile is made from wool, and often also contains silk.
text: The pile was traditionally made from wool, but since the 20th century, synthetic fibers such as polypropylene, nylon or polyester are often used, as these fibers are less expensive than wool.
text: The pile was traditionally made from wool, but since the 20th century, synthetic fibers such as polypropylene, nylon or polyester are often used, as these fibers are less expensive than wool.