"Sir John Grey of Groby"@en . . . . "Sir John Grey of Groby"@en . . "1461Z"^^ . . . "Sir John Grey, of Groby, Leicestershire (c. 1432 \u2013 17 February 1461) was a Lancastrian knight, the first husband of Elizabeth Woodville who later married King Edward IV of England, and great-great-grandfather of Lady Jane Grey."@en . "1461-02-07Z"^^ . . "Lancastrian knight" . . "1432Z"^^ . . "Grey, John"@en . . "1461-02-17Z"^^ . . .