{
  "caseId": "chat-rag-chunk-context",
  "query": "If a long section is split into multiple chunks, how do we keep retrieval context?",
  "retrievedAt": "2026-07-05T00:00:00Z",
  "candidates": [
    {
      "rank": 1,
      "docId": "rag-chunk-context-reconstruction",
      "title": "RAG Chunk Context Reconstruction",
      "breadcrumb": "RAG > Chunking > Context Reconstruction",
      "content": "After a chunk hit, expand to neighbor chunk candidates from the same section and preserve breadcrumb metadata in the evidence pack.",
      "score": 0.79,
      "retrievalLayer": "L1"
    },
    {
      "rank": 2,
      "docId": "rag-breadcrumb-embedding-gap",
      "title": "RAG Breadcrumb Embedding Gap",
      "breadcrumb": "RAG > Embedding > Breadcrumb",
      "content": "Embedding title and breadcrumb with content helps recover section semantics.",
      "score": 0.72,
      "retrievalLayer": "L1"
    }
  ]
}