Assertion: magpie's feather | /r/HasProperty | crushed
Facets:
Source sentences:
text: As with most other blue-hued birds, the blue jay's coloration is not derived from pigments but is the result of light interference due to the internal structure of the feathers; if a blue feather is crushed, the blue disappears because the structure is destroyed.
text: If the feather is crushed, the blue color disappears.