/**
 * Skill extractor - converts parsed syllabi into graph-ready skills
 *
 * @packageDocumentation
 */
import type { SkillExtractor, ParseResult, ExtractionOptions, SkillExtractionResult } from '../types/parser.js';
/**
 * Default extraction options
 */
export declare const DEFAULT_EXTRACTION_OPTIONS: Required<ExtractionOptions>;
/**
 * Basic skill extractor
 *
 * Converts parsed syllabus content into skills ready for graph storage.
 *
 * @example
 * ```typescript
 * import { MarkdownParser, BasicExtractor } from 'learngraph/parsers';
 *
 * const parser = new MarkdownParser();
 * const extractor = new BasicExtractor();
 *
 * const parseResult = await parser.parse(syllabusMarkdown);
 * const extraction = await extractor.extract(parseResult, {
 *   tags: ['physics', 'intro'],
 *   domain: 'Physics',
 *   gradeLevel: 'Undergraduate'
 * });
 *
 * // Now create skills in storage
 * for (const { skill } of extraction.skills) {
 *   await storage.createSkill(skill);
 * }
 * ```
 */
export declare class BasicExtractor implements SkillExtractor {
    extract(parseResult: ParseResult, options?: ExtractionOptions): Promise<SkillExtractionResult>;
    /**
     * Suggest prerequisite relationships based on skill order and Bloom's levels
     */
    private suggestEdges;
}
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