Input (grade 13): Rutgerus Johannes Martinus van Nistelroo (; born 1 July 1976), better known as Ruud van Nistelrooy, is a Dutch professional footballer who plays as a striker for Hamburg in the German Bundesliga.
Output (grade 12): Ruud Van Nistelrooy (born July 1, 1976) is a Dutch professional football player who has played for the Netherlands national team.