Assertion: tartaric acid | /r/AtLocation | wine
Facets:
value: naturally
type: MANNER
Source sentences:
text: Tartaric acid and its salts (potassium bitartrate and calcium tartrate) are naturally present in wine.
text: They also found calcium oxalate, so-called beerstone, which is produced during barley beer brewing, and they identified tartaric acid , which appears in grapes and therefore wine.
text: Tartaric acid is naturally present in wine