@base.resource(CheckItemStates)
    def checkitem_states(self):
        return CheckItemStates(self)
Returns:
dataset/ETHPy150Open ducksboard/libsaas/libsaas/services/trello/cards.py/Card.checkitem_states--crossover with--dataset/ETHPy150Open meraki-analytics/cassiopeia/cassiopeia/type/core/currentgame.py/Participant.side