question: Matthew Senreich co-created Robot Chicken with the voice of what Family Guy character?
answer: Chris Griffin
context: Title: Seth Green
  Passage: Seth Benjamin Green (born Seth Benjamin Gesshel-Green; February 8, 1974) is an American actor, voice artist, comedian, producer, writer, and director.  Green is the creator, executive producer, writer, director and is the most-frequent voice on Adult Swim's "Robot Chicken".  He directed many of the "Robot Chicken" specials including "" and "DC Comics Special".  His feature films include "Airborne", "The Italian Job", "Party Monster", "Can't Hardly Wait", "Without a Paddle" and the "Austin Powers" series.  Green is also known for his role as Chris Griffin on Fox's "Family Guy" and previously as Daniel "Oz" Osbourne in "Buffy the Vampire Slayer", and "Greg the Bunny".  He voices Lieutenant Gibbs in "Titan Maximum" and Jeff "Joker" Moreau in the "Mass Effect" video game series.  Green has appeared in movies such as "Rat Race", "America's Sweethearts", "Old Dogs", as a child in Woody Allen's "Radio Days", and in the horror films "Idle Hands" and "Stephen King's It".
  Title: Robot Chicken
  Passage: Robot Chicken is an American stop motion sketch comedy television series, created and executive produced for Adult Swim by Seth Green and Matthew Senreich along with co-head writers Douglas Goldstein and Tom Root.  The writers, especially Green, also provide many of the voices.  Senreich, Goldstein, and Root were formerly writers for the popular action figure hobbyist magazine "ToyFare".  "Robot Chicken" has won an Annie Award and five Emmy Awards.
  Title: Matthew Senreich
  Passage: Matthew Ian "Matt" Senreich ( ; born June 17, 1974) is an American screenwriter, television producer and director, best known for his work with animated television series "Robot Chicken", which he co-created with business partner Seth Green.
citations: Seth Green Matthew Senreich