export declare class Feature {
    token: string;
    isFirst: boolean;
    isLast: boolean;
    isFirstCapitalized: boolean;
    isNumeric: boolean;
    suffix1: string;
    suffix2: string;
    prevToken: string;
    prevToken2: string;
    nextToken: string;
    nextToken2: string;
}
export declare function getFeature(token: string, tokenIndex: number, sent: string[]): Feature;