export declare const PREDICATE_OPERATOR_AFTER = "after";
export declare const PREDICATE_OPERATOR_BEFORE = "before";
export declare const PREDICATE_OPERATOR_BY = "by";
export declare const PREDICATE_OPERATOR_DURING = "during";
export declare const PREDICATE_OPERATOR_FROM = "from";
export declare const PREDICATE_OPERATOR_ON = "on";
export declare const PREDICATE_OPERATOR_TO = "to";
export declare const PREDICATE_OPERATORS: readonly ['after', 'before', 'by', 'during', 'from', 'on', 'to'];