{
  "comments": {
    "new": "Front cover and disc/manual art variants feature either the Tetris Worlds \"World\" theme with rock formations coming out of the water or the Tetris Worlds \"Tetrominoes\" theme."
  },
  "ring_codes": {
    "new": "PTRM-002315\t1 IFPI L327 A11, A15 IFPI 50F4, IFPI 50FB\nPTRM-002315\t4 IFPI L328 IFPI 50DD",
    "old": "PTRM-002315\t1\nPTRM-002315\t4 IFPI L328 IFPI 50DD"
  },
  "serial": {
    "new": "SLUS 20247",
    "old": "SLUS-20247"
  }
}