Question: What is the name of the widow of Lee Harvey Oswald who used to live with Ruth Paine at the time of the JFK assassination? 
Sentence (from "Robert J. Groden"): His books include "The Killing of a President: The Complete Photographic Record of the JFK Assassination, the Conspiracy, and the Cover-up"; "The Search for Lee Harvey Oswald: A Comprehensive Photographic Record"; and "JFK: The Case for Conspiracy" (shorter version than his 1975 co-authored book).
Relevant evidence: No