import { TrainData } from './TrainData';
import { tileKey } from '../rules/dominoSet';
export { tileKey };
export interface GenerateSampleTrainsOptions {
    /** Attach chicken-foot side toes (±45°) to every double. */
    chickenFeet?: boolean;
}
/** Demo train generator that respects tile-uniqueness constraints for the set. */
export declare function generateSampleTrains(playerCount: number, engineValue?: number, options?: GenerateSampleTrainsOptions): TrainData[];