Assertion: tea's flavonoid | /r/HasProperty | catechin
Facets:
Source sentences:
text: The most important flavonoids are catechins, specifically epigallocatechin gallate (EGCG).
text: Shading results in an increase in caffeine, total free amino acids, including theanine, but also reduces the accumulation of flavonoids (catechins) in leaves.