class FuzzyRule:
    def __init__(self):
        self.condition: dict[str, str] = {}
        self.resout: (str, str) = None

    def add_condition(self, variable: str, value: str):
        self.condition[variable] = value
        return self

    def add_resout(self, variable: str, value: str):
        self.resout = (variable, value)
        return self

    def calculate_res(self, variables: dict[str, dict[str, float]]) -> (str, str, float):
        res = 1

        for i in self.condition:
            res = min(res, variables[i][self.condition[i]])

        return self.resout[0], self.resout[1], res