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chess play "mental exercise" game mental playing exercise training fingers male hands competition pawn white business black king victory learn win winner queen battle strategy metaphor move hobby compete rook people concept power board war figure idea castle thinking leisure conceptual entertainment recreation check plan pieces think match beat shadows challenge maneuver manoeuvre knight bishop hd 1080p contains people 2 people male adult (30s-40s) mature adult (50s-60s) caucasian ethnicity real time color professional lighting interior