Onakoya, who had interactive sessions and played some chess games with the male and female children in the camps, lauded them for their commitment and zeal in the game. Tunde Onakoya, the Nigerian chess player and coach who holds Guinness World Records for the longest marathon chess game has arrived in Maiduguri to promote the game among the youths.The News Agency of Nigeria (NAN) reports that Onakoya, who is the founder and convener of “Chess in Slums in Africa” that is providing interventions for children in Lagos slums, arrived in Maiduguri on Friday. On arrival, the chess master visited ch…