export declare type period = {
    id: number;
    date: number;
    startTime: number;
    endTime: number;
    lstype?: "ls" | "oh" | "sb" | "bs" | "ex";
    code?: "" | "cancelled" | "irregular";
    lsnumber: number;
    lstext: string;
    substText?: string;
    activityType: "Unterricht" | "Bereitschaft";
    sg?: string;
    kl: element[];
    te: element[];
    su: element[];
    ro: element[];
};
export declare type element = {
    id: number;
    name: string;
    longname: string;
    /**
     * If this is not `undefined`, this is the id of the original element and
     * `element.id` is its substitution.
     */
    orgid?: number;
    orgname?: string;
};