/**
 * Deduplication Prompt Builder.
 *
 * Constructs system and user prompts for LLM-based semantic
 * duplicate detection. Presents facts as a numbered list and
 * requests JSON grouping of semantically equivalent facts.
 *
 * Part of Phase 6D: Intelligent LLM-Assisted Deduplication.
 */
/**
 * Fact summary for the LLM prompt (minimal fields).
 */
export interface IFactSummary {
    readonly uuid: string;
    readonly text: string;
    readonly tags: readonly string[];
}
/**
 * Built prompt pair for the deduplication LLM call.
 */
export interface IDeduplicationPrompt {
    readonly system: string;
    readonly user: string;
}
/**
 * Build a deduplication prompt from a batch of facts.
 *
 * @param facts - Facts to analyze for semantic duplicates
 */
export declare function buildDeduplicationPrompt(facts: readonly IFactSummary[]): IDeduplicationPrompt;
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