C A Ï SSA'S BATTLEFIELD C hess at its purest is a totally abstract game that requires nothing but one's mind. While the accoutrements of the game are unnecessary, the pieces and the board give the game its identity. The chess pieces are the most spotlighted feature of the game, taking center stage. Hovering in the background, often unnoticed but intrinsic to visual completeness sits the supporting player, the board. Today we have boards of every conceivable material, solid, folding, rolled-up, large, tiny, portable, stationary, conventional or electronic. It's hard to imagine a time when chess boards, or game boards in general, were rare and unlike any even among today's variety. Chess as we know it is a relatively recent development, if you consider five centuries recent. But the modern game that developed in the 15th century was similar to the game that had come to be 5 centuries previous to that. In the latter part of the first