Douro
Overview
Color red — source: rule-based; confidence: low
Type Still — source: TTB COLA filing; confidence: high
Style full-bodied, tannic, earthy, age-worthy — source: rule-based; confidence: low
Grapes Touriga Nacional, Touriga Franca, Tinta Roriz — source: AI-inferred; confidence: medium
Provenance & Sources
Canonical data derived from public TTB COLA filings. Each field shows its source and confidence. Regulated claims link to their federal evidence; see the EID contract for how to verify independently.