improved coffee-grinding mill unspecified sense

William H. Ukers (author)

• Thomas Bruff, Sr. is granted patent for improved coffee-grinding mill 1798 ⟨United States⟩
  assertsneutralsource: coffee-pg28500

  The first United States patent for an improved coffee-grinding mill is granted to Thomas Bruff, Sr.

  judge verdicts (2)

  • groundedness 1.00 pass — The claim is directly stated in the passage: '1798--The first United States patent for an improved coffee-grinding mill is granted to Thomas Bruff, Sr.' All elements (subject, predicate, object, date, and context) are explicitly supported without any rewording needed.
  • 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 a historical fact, not attributed to a named source). The stance is properly 'asserts' as the passage states this as fact. The sentiment is neutral, matching the passage's tone. The time qualifiers (when: 1798, valid_from: 1798, valid_to: 1798) match the passage exactly. The context 'United States' is correct as the passage specifies 'first United States patent.' The quote appears verbatim in the passage and directly supports the claim. No deductions are warranted.