dark square chess_l40.png and chess_d40.png are empty light and dark squares respectively. chess_xxl40.png and chess_xxd40.png are empty light and dark
dark square chess_l40.png and chess_d40.png are empty light and dark squares respectively. chess_xxl40.png and chess_xxd40.png are empty light and dark
dark square chess_l40.png and chess_d40.png are empty light and dark squares respectively. chess_xxl40.png and chess_xxd40.png are empty light and dark
dark square chess_l40.png and chess_d40.png are empty light and dark squares respectively. chess_xxl40.png and chess_xxd40.png are empty light and dark