William H. Ukers (author)
John Arbuckle is granted a United States patent for a roasted-coffee coating
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly and precisely stated in the passage. The first entry explicitly states that in 1868, John Arbuckle was granted a United States patent for a roasted-coffee coating, matching the subject, predicate, object, and time specified in the claim.
- qualifier_fidelity 1.00 pass — All qualifiers are faithful to the passage. The viewpoint is correctly attributed to the author (the passage presents this as historical fact without naming a source). The stance is appropriately 'asserts' as the passage states this as fact. The sentiment is neutral, matching the factual tone. The time qualifier correctly specifies 1868. The context is appropriately empty as the passage provides no additional contextual restriction. The quote appears verbatim in the passage and accurately supports the claim.