+ e->pawnsOnWhiteSquaresCount[Us] = popcount<Max15>(ourPawns & WhiteSquares);
+ e->pawnsOnWhiteSquaresCount[Them] = popcount<Max15>(theirPawns & WhiteSquares);
+
+ e->pawnsOnBlackSquaresCount[Us] = popcount<Max15>(ourPawns & BlackSquares);
+ e->pawnsOnBlackSquaresCount[Them] = popcount<Max15>(theirPawns & BlackSquares);
+