Assertion: yam's leaf | /r/HasProperty | purple
Facets:
value: in color
type: OTHER
value: sometimes
type: TEMPORAL
value: due to the anthocyanins content
type: CAUSE
Source sentences:
text: Due to the anthocyanins content the leaves may be sometimes purple.
text: Leaves of mint can be dark green, grayish-green or purple in color.
text: The potato plant produces leaves and flowers that can be white, purple, lilac, or violet, depending on variety.