import type { ScenarioModel } from '../../model/scenario-model.js';
/**
 * Walk the event chain from a starting event, collecting all events reachable
 * via event1..event6 references (BFS). Stops after visiting maxNodes to prevent
 * infinite loops in cyclic graphs.
 */
export declare function collectEventChain(model: ScenarioModel, startEventName: string, maxNodes?: number): string[];
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