William H. Ukers (author)
Java coffee could be bought on the Amsterdam market in 1810 for 42 to 46 cents
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly stated in the passage: 'Java coffee could be bought on the Amsterdam market in 1810 for 42 to 46 cents.' All elements (subject, predicate, object, time, and context) are explicitly supported without any rewording or inference needed.
- qualifier_fidelity 1.00 pass — All qualifiers are faithful to the passage. The viewpoint is correctly attributed to the author (no named source is given). The stance is appropriately 'asserts' as the passage presents this as factual information. Sentiment is neutral, matching the passage's objective tone. The time qualifier correctly specifies 1810 with valid_from matching. The context accurately identifies 'Amsterdam market' as the restriction scope. The quote appears verbatim in the passage and directly supports the claim about Java coffee pricing.