export declare const CHALLENGE_PHRASES: readonly ["march 14 to march 28", "next monday in march plus 2 weeks", "today + 9 days", "friday before christmas", "labor day weekend + a week", "feb 18, 1988 - feb 29, 2024", "march 1st 1986", "3/1/86", "03/01/86", "3/01/1986", "mar 1 86", "m 1 86", "the last two weeks", "5 years in the past", "1 hour from now"];