ref: 5351f55c0e8cb5e631297dd7c351bb19c8a74637 dir: /maps/silphco4.blk/
<===>aaaa<|=$}>D55F/DFD555FGGD@cgBD55F/DD 4 FD5FcgaDD6FDF/DD 6 F@cgAcgApD6FD/D 7 FHIIIIIIIIIHIIIJ