[
  [
    321,
    306,
    695,
    516
  ],
  [
    312,
    229,
    695,
    414
  ],
  [
    276,
    625,
    741,
    1047
  ],
  [
    308,
    509,
    700,
    625
  ],
  [
    295,
    635,
    710,
    789
  ],
  [
    383,
    503,
    628,
    649
  ]
]