railtypetable {
 	RAIL,
 	ELRL,
 	MGLV,
 	METRO: [MTRO, "3RDR", ELRL],
 	NG: [NAAN, NGRL, NLOW, NAAE, NBAN, ENLW, ENHI, ELNG],
 	ELNG: [NAAE, ENLW, ENHI, ELNG]
 }