Previous cores
[{"cp": [7, 68], "age": 18, "life": 22, "max_r": 8},
{"cp": [70, 81], "age": 16, "life": 16, "max_r": 5},
{"cp": [48, 99], "age": 14, "life": 17, "max_r": 6},
{"cp": [73, 47], "age": 10, "life": 22, "max_r": 8},
{"cp": [48, 69], "age": 9, "life": 16, "max_r": 8},
{"cp": [44, 13], "age": 8, "life": 18, "max_r": 6},
{"cp": [82, 19], "age": 7, "life": 22, "max_r": 6},
{"cp": [20, 46], "age": 6, "life": 22, "max_r": 6},
{"cp": [99, 46], "age": 4, "life": 23, "max_r": 8}]
Current cores
[{"cp": [7, 68], "age": 19, "life": 22, "max_r": 8},
{"cp": [48, 99], "age": 15, "life": 17, "max_r": 6},
{"cp": [73, 47], "age": 11, "life": 22, "max_r": 8},
{"cp": [48, 69], "age": 10, "life": 16, "max_r": 8},
{"cp": [44, 13], "age": 9, "life": 18, "max_r": 6},
{"cp": [82, 19], "age": 8, "life": 22, "max_r": 6},
{"cp": [20, 46], "age": 7, "life": 22, "max_r": 6},
{"cp": [99, 46], "age": 5, "life": 23, "max_r": 8}]