Astringency is related to tannins leeched from the skins of the grapes or fruit, or secondarily from the stems and seeds or oak barrels.
(Astringency; is related; to tannins) (tannins; leeched; from the skins of the grapes or fruit, or secondarily from the stems and seeds or oak barrels)
Astringency tannins
is related leeched
to tannins
from the skins of the grapes or fruit, or secondarily from the stems and seeds or oak barrels