Assertion: eiderdown | /r/HasProperty | filled with eiderdown
Facets:
Source sentences:
text: Duvets filled with eiderdown can last four times longer, up to 40 years.
text: The most exclusive, most luxurious duvets are filled with eiderdown.
text: A £10,000 duvet filled with eiderdown harvested by hand from duck nests in Iceland is to go on sale at John Lewis.
text: A £10,000 duvet filled with eiderdown harvested by hand from duck nests in Iceland is to go on sale at John Lewis (file pic)