William H. Ukers (author)
It was a fungoid disease known as the Hemileia vastatrix that attacked Ceylon's coffee industry in 1869, and eventually destroyed it
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly stated in the passage. The exact quote provided matches the text, which explicitly says that Hemileia vastatrix attacked Ceylon's coffee industry in 1869 and eventually destroyed it.
- qualifier_fidelity 1.00 pass — All qualifiers are faithful to the passage. The viewpoint is correctly attributed to the author (not a named source). The stance is properly marked as 'asserts' - the passage straightforwardly states the disease attacked and destroyed the industry without dispute or questioning. The sentiment is accurately negative, reflecting the destructive nature described. The time qualifier correctly specifies 1869 with valid_from matching the attack date and valid_to as null since the passage provides no end date for the destruction. Context is empty, which is appropriate as the passage does not restrict the claim to a specific sense or role. The quote is verbatim from the passage and directly supports all elements of the claim.
