question: Which filmmaker most recently directed a film, Chris Columbus or Karel Reisz?
answer: Chris Joseph Columbus
context: Title: Saturday Night and Sunday Morning (film)
  Passage: Saturday Night and Sunday Morning is a 1960 British drama film directed by Karel Reisz and produced by Tony Richardson.  It is an adaptation of the 1958 novel of the same name by Alan Sillitoe, who also wrote the screenplay adaptation.  The film is about a young machinist who spends his weekends drinking and partying, all the while having an affair with a married woman.
  Title: Night Must Fall (1964 film)
  Passage: Night Must Fall is a remake of the 1937 film of the same name, which was in turn based on the 1935 play by Emlyn Williams.  It was directed by Karel Reisz from a script by Clive Exton and starred Albert Finney, Mona Washbourne, and Susan Hampshire, but was not as successful as the original film.  The film was entered into the 14th Berlin International Film Festival.
  Title: Karel Reisz
  Passage: Karel Reisz (21 July 1926 – 25 November 2002) was a British filmmaker who was active in post–World War II Britain, and one of the pioneers of the new realist strain in British cinema during the 1950s and 1960s.
  Title: Chris Columbus (filmmaker)
  Passage: Chris Joseph Columbus (born September 10, 1958) is an American filmmaker.  Columbus is known for directing movies such as "Home Alone" (1990), "" (1992), "Mrs. Doubtfire" (1993), "Harry Potter and the Sorcerer's Stone" (2001), and "Harry Potter and the Chamber of Secrets" (2002), and for writing movies such as "Gremlins" (1984) and "The Goonies" (1985).
citations: Chris Columbus (filmmaker) Karel Reisz