ref: ae4fe08084f3c3c5775bc286bcc630f2c20af083 dir: /maps/Route1.blk/
MRRO1PRRN Mtt 1 tN MB11N n nm nBm n tt 111m nRRam M tt1N M 1111ttN M//N M 111111N MooooN M tt1N M1N n 1 m nt1tm nQQcbQQm n MN m