ref: bbc257476f9aac8d04d75a8036d412caa8f7d515
dir: /data/maps/headers/Route6.asm/
map_header Route6, ROUTE_6, OVERWORLD, NORTH | SOUTH connection north, SaffronCity, SAFFRON_CITY, -5 connection south, VermilionCity, VERMILION_CITY, -5 end_map_header