X  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX X                 XX XX  XX XX  XX XX  XX  X  XX XX   X XX  XX XX  XX XX  XX XX  XX XX  XX XX  XX XX
_____X__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_X_________________XX_XX__XX_XX__XX_XX__XX__X__XX_XX___X_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX__XX_XX