/**
 * The strings associated with various built-ins
 */
export declare namespace Strings {
    /**
     * Built-in feedback slot values
     */
    enum Feedback {
        Affirm = "builtin_affirm",
        Disaffirm = "builtin_disaffirm"
    }
    /**
     * Built-in action slot values
     */
    enum Action {
        Set = "builtin_set",
        Change = "builtin_change",
        Select = "builtin_select",
        Start = "builtin_start",
        Restart = "builtin_restart",
        Resume = "builtin_resume",
        GoBack = "builtin_goBack",
        Complete = "builtin_complete",
        None = "builtin_none",
        Add = "builtin_add",
        Remove = "builtin_remove",
        Delete = "builtin_delete",
        Ignore = "builtin_ignore",
        Replace = "builtin_replace",
        Clear = "builtin_clear"
    }
    /**
     * Built-in target slot values
     */
    enum Target {
        It = "builtin_it",
        Start = "builtin_start",
        End = "builtin_end",
        Choice = "builtin_choice",
        Number = "builtin_number",
        Date = "builtin_date",
        StartDate = "builtin_start_date",
        EndDate = "builtin_end_date",
        DateRange = "builtin_date_range",
        Questionnaire = "builtin_questionnaire"
    }
    const Conjunction = "builtin_conjunction";
    const Tail = "builtin_tail";
    const Head = "builtin_head";
    const Preposition = "builtin_preposition";
}
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