Evidence · first-party tested

Loses grouped-header semantics on a multi-level table: the row values remain present, but the parent-child column relationships become ambiguous in the reconstructed output.

⚠ Struggled🧾 artifact-verifiedTested Jun 20, 2026Llamaparse →
Output — unretouched
Scanned source document with a nested table.
Scanned source document with a nested table.
Output — unretouched
Parsed multi-level table with grouped headers preserved.
Parsed multi-level table with grouped headers preserved.
The observation

Loses grouped-header semantics on a multi-level table: the row values remain present, but the parent-child column relationships become ambiguous in the reconstructed output.

Criterion: Table Preservation · Scenario: Scanned Research Paper (group: scanned-research-paper)
Query this
get_evidence({
  tool: "llamaparse",
  scenario: "scanned-research-paper"
})
MCP · mcp.aidemos.com/api/mcp
Free with attribution.
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