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UKIP's Jonathan Arnott will take on a Lib Dem activist at "chessboxing" which sees opponents fighting in the ring and then on the chess board.

London’s 2008 resurgence of chessboxing – intertwining rounds of chess and boxing – gained worldwide coverage and accumulated a live audience of over 35,000, while the website chess.com celebrated its billionth game back in December 2014.

Chess + boxing = Chessboxing In 1978, South London teenagers James and Stewart Robinson opened the first chessboxing club, but the sport all but disappeared until the hip-hop group Wu-Tang Clan recorded Da Mystery of Chessboxin’ in 1993.

Chessboxing alternates between a round of chess and a round of boxing in three minute intervals.

And then there is chessboxing.