This picture was taken in, of all places, Boston, MA. The men are engaged in a game called
Xiangqi, which is an ancient Chinese board game related to the western game of
chess.
Panasonic GH2 with MC Rokkor-PF 50mm f1.7
Instead of a duel between two chess masters, the Chinese version seems to be played by two opposing generals, each with a team of trusted advisers constantly dispensing their opinions. More pictures from the Chinatown in Boston can be found
here.