Assertion: grape's tannin | /r/CapableOf | drop to 4%
Facets:
value: for the asteraceae
type: TRANSITIVE-OBJECT
Source sentences:
text: For those of acacias, Mimosaceae, only 39% of the species tested (N = 28) contain tannin, among Solanaceae rate drops to 6% and 4% for the Asteraceae.