Question: What was the calibre of the controversial rifle invented by Sir Charles Henry Augustus Frederick Lockhart Ross?
Sentence (from "Charles Allom"): Allom furnished the Henry Clay Frick House at 71st Street and Fifth Avenue that today houses the Frick Collection, and the neo-Georgian house, "Clayton", in Roslyn, Long Island, designed by Ogden Codman, Jr., that was bought for Frick's daughter-in-law.
Relevant evidence: No