Andy Murray was invited as a guest for the fifth round of the London Chess Classic to make the ceremonial first move in the game between Nodirbek Abdusattorov and Greek GM Nikolas Theodorou at Arsenal FC’s Emirates Stadium. Murray, who played 1.e4 in a game where the Uzbekistan grandmaster won, does play some chess at home, courtesy his five-year-old son Teddy, who Murray senior said was “massively into chess”. In fact, the former tennis player said that his son had already started humbling him in games at home. “My 5-year-old boy has gotten massively into chess,” Murray had told the BBC in an interview earlier this year. “I’m not a particularly good chess player but I’ve got quite an analytical mind. I enjoy the game and watching him learn. It’s difficult losing to a five-year-old when in the middle of the game he’s asking you to come and wipe his bum, essentially. It’s humbling for my intelligence.” During the live broadcast of the fifth round on Monday, Murray was also revealed as a fan of …