{
  "comments": {
    "new": "Sega ID: 952-0097-50 (promo version).",
    "old": "Other serials: 950-0103-50"
  },
  "serial": {
    "new": "950-0103-50, MK-51053-50",
    "old": "952-0097-50, MK-51053-50"
  }
}