Assertion: carrot's colour | /r/HasProperty | due
Facets:
value: to astaxanthin
type: CAUSE
value: to carotenes
type: CAUSE
value: to yellow
type: CAUSE
Source sentences:
text: The orange colour is due to carotenes and yellow due to anthyocyanin.
text: The pink colour of wild flamingos is due to astaxanthin (a carotenoid)