Previous cores
[{"cp": [52, 50], "age": 20, "life": 23, "max_r": 5},
{"cp": [27, 59], "age": 12, "life": 25, "max_r": 8},
{"cp": [72, 67], "age": 9, "life": 23, "max_r": 6},
{"cp": [48, 25], "age": 5, "life": 15, "max_r": 8},
{"cp": [7, 58], "age": 4, "life": 24, "max_r": 5},
{"cp": [98, 50], "age": 3, "life": 25, "max_r": 6},
{"cp": [43, 89], "age": 1, "life": 18, "max_r": 7}]Current cores
[{"cp": [52, 50], "age": 21, "life": 23, "max_r": 5},
{"cp": [27, 59], "age": 13, "life": 25, "max_r": 8},
{"cp": [72, 67], "age": 10, "life": 23, "max_r": 6},
{"cp": [48, 25], "age": 6, "life": 15, "max_r": 8},
{"cp": [7, 58], "age": 5, "life": 24, "max_r": 5},
{"cp": [98, 50], "age": 4, "life": 25, "max_r": 6},
{"cp": [43, 89], "age": 2, "life": 18, "max_r": 7},
{"cp": [22, 31], "age": 1, "life": 24, "max_r": 5}]