hippo_b: ring no.16
hippo_b: ring no.15
hippo_b: ring no.14
hippo_b: ring no.13
hippo_b: ring no.12
hippo_b: ring no.11
hippo_b: ring no.10
hippo_b: ring no.8, 9
hippo_b: ring no.6, 7
hippo_b: ring no.5
hippo_b: ring no.4
hippo_b: ring no.3
hippo_b: ring no.2
hippo_b: ring no.17