[ { "min_n": 3, "max_n": 12, "cycle_prob": 0.5 }, { "min_n": 5, "max_n": 15, "cycle_prob": 0.2 }, { "min_n": 4, "max_n": 20, "cycle_prob": 0.4 }, { "min_n": 6, "max_n": 15, "cycle_prob": 0.3 } ]