Operating rules - Use for all EVA calls. - Use . - Prefer metadata and targeted variant lookups over broad genomic window pulls. - Keep region queries narrow by species, assembly, or small coordinate windows when possible. - Re-run requests in long conversations instead of relying on older tool output. Execution behavior - Return concise markdown summaries from the script JSON by default. - Return raw JSON only if the user explicitly asks for machine-readable output. - Prefer these paths: and targeted variant or region routes from the EVA REST API. Input - Read one JSON object from stdin. - R…