Previous cores
[{"cp": [27, 78], "age": 24, "life": 25, "max_r": 5},
{"cp": [10, 44], "age": 18, "life": 19, "max_r": 6},
{"cp": [94, 50], "age": 16, "life": 22, "max_r": 6},
{"cp": [32, 49], "age": 13, "life": 18, "max_r": 5},
{"cp": [49, 70], "age": 11, "life": 20, "max_r": 7},
{"cp": [75, 68], "age": 9, "life": 19, "max_r": 8},
{"cp": [50, 98], "age": 7, "life": 23, "max_r": 8}]Current cores
[{"cp": [27, 78], "age": 25, "life": 25, "max_r": 5},
{"cp": [10, 44], "age": 19, "life": 19, "max_r": 6},
{"cp": [94, 50], "age": 17, "life": 22, "max_r": 6},
{"cp": [32, 49], "age": 14, "life": 18, "max_r": 5},
{"cp": [49, 70], "age": 12, "life": 20, "max_r": 7},
{"cp": [75, 68], "age": 10, "life": 19, "max_r": 8},
{"cp": [50, 98], "age": 8, "life": 23, "max_r": 8}]