William H. Ukers (author)
David Selden is granted a patent in England for a coffee-grinding mill having cones of cast-iron.
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly stated in the passage. The exact sentence 'David Selden is granted a patent in England for a coffee-grinding mill having cones of cast-iron' appears verbatim in the 1831 entry, confirming all details: the subject (David Selden), predicate (granted patent for), object (coffee-grinding mill), time (1831), and context (England).
- qualifier_fidelity 1.00 pass — All qualifiers are faithful to the passage. The viewpoint is correctly identified as 'author' (the passage itself makes the assertion, not a named source). The stance 'asserts' matches the factual presentation in the passage. The sentiment is neutral, consistent with the documentary tone. The time '1831' matches exactly. The context 'England' is accurate. The quote appears verbatim in the passage and directly supports the claim. No deductions warranted.