Assertion: parakeet's feather | /r/HasProperty | soft
Facets:
Source sentences:
text: The contour feathers overlap each other like roof shingles to protect the skin from injury, the weather (wind and rain) and sunlight; and the down feathers, which are soft and fluffy, and help to insulate birds by trapping air and preventing their skin from getting wet.
text: This is why down feathers are soft.