Assertion: birch's foliage | /r/HasProperty | dark green
Facets:
value: during the summer
type: TEMPORAL
Source sentences:
text: Foliage: Dark green, leathery leaves, oval shape with golden yellow fall colour
text: Foliage is dark green during the summer.
text: Birch has dark green foliage throughout the season.
text: The Cutleaf Weeping Birch has dark green foliage throughout the season.