author
European diseases such as smallpox and African ones such as malaria and yellow fever soon reduced the numbers of local Native Americans
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly stated in the passage with the exact quote provided: 'European diseases such as smallpox and African ones such as malaria and yellow fever soon reduced the numbers of local Native Americans.' The subject, predicate, and object all match the passage without any added outside knowledge or over-generalization.
- 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 stated fact). The stance is 'asserts' which matches the passage's declarative framing. The sentiment is neutral, appropriate for a factual historical statement. The time qualifier is correctly set to null as the passage provides no specific dates, only the temporal marker 'soon'. The context is appropriately empty as no specific sense or role restriction applies. The quote is verbatim and directly supports the claim.