/// PSQT[PieceType][Square] contains Piece-Square scores. For each piece type on
-/// a given square a (midgame, endgame) score pair is assigned. PSQT is defined
+/// a given square a (middlegame, endgame) score pair is assigned. PSQT is defined
/// for the white side and the tables are symmetric for the black side.
static const Score PSQT[][SQUARE_NB] = {