Research/Terra/ 768309
Task evidence / qualitative-control

Make contour lines showing population distribution in flood-prone areas of South Asia

PassQualitative controlUnpublished draft
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The question

768309
Make contour lines showing population distribution in flood-prone areas of South Asia
Exact submitted task and declared adaptations
Make contour lines showing population distribution in flood-prone areas of South Asia

Task conventions: This is a closed-catalog task. The complete original GeoBenchX source inventory is listed below; it describes available source types, not actual measurements. Do not supplement it with live data or claim numerical evidence from general knowledge. General knowledge may be used for definitions and explanation. Answer the original question as far as this information environment supports, accurately distinguishing observations, inference and uncertainty. This source-availability/control cohort supplies catalog metadata rather than the observation files and is reported separately from computational tasks.
- DATA_CATALOG: Forest area (sq. km)
- DATA_CATALOG: Forest area (% of land area)
- DATA_CATALOG: Electric power consumption (kWh per capita)
- DATA_CATALOG: Annual freshwater withdrawals, total (billion cubic meters)
- DATA_CATALOG: Annual freshwater withdrawals, total (% of internal resources)
- DATA_CATALOG: Agriculture, value added (% of GDP)
- DATA_CATALOG: GDP per capita (current US$)
- DATA_CATALOG: Labor force, total
- DATA_CATALOG: Net migration
- DATA_CATALOG: Fertility rate, births per woman
- DATA_CATALOG: Population, total
- DATA_CATALOG: Rural population, total
- DATA_CATALOG: Greenhouse gases emission, per capita, tons of carbon dioxide-equivalents 
- DATA_CATALOG: CO2 emissions per capita, tons
- DATA_CATALOG: Incidence of Tuberculosis Disease, 2023, Massachusetts Counties
- DATA_CATALOG: Incidence of Tuberculosis Disease, 2023, New York State Counties
- DATA_CATALOG: Rail lines (total route-km)
- DATA_CATALOG: Regional GDP in departments (provinces) of Peru, constant prices 2007, thousand of soles
- GEO_CATALOG: Countries
- GEO_CATALOG: Amtrak railway stations
- GEO_CATALOG: Railway lines in Bangladesh
- GEO_CATALOG: Cities and Towns of the United States, 2014
- GEO_CATALOG: Railway Network of North America
- GEO_CATALOG: Current Wildland Fire Incident Locations, size in acres
- GEO_CATALOG: Rivers in North America
- GEO_CATALOG: Lakes in North America
- GEO_CATALOG: USA counties borders
- GEO_CATALOG: USA states borders
- GEO_CATALOG: Earthquakes occurences and magnitude March 15- February 14 2025
- GEO_CATALOG: Rivers in South America
- GEO_CATALOG: Seaports of Latin America
- GEO_CATALOG: Railways in Brazil
- GEO_CATALOG: Mineral extraction facilities in Africa
- GEO_CATALOG: Power stations in Africa
- GEO_CATALOG: Railways in Africa
- GEO_CATALOG: Municipalities of Brazil
- GEO_CATALOG: Regions of Peru
- GEO_CATALOG: Provinces of Peru
- RASTER_CATALOG: Accumulated snow cover season 2023-2024, USA, inches
- RASTER_CATALOG: Accumulated snow cover season 2024-2025, USA, inches
- RASTER_CATALOG: Tibetan Plato South Asia flood extent, August 2018
- RASTER_CATALOG: Bangladesh population, 2018, people, resolution 1 km
- RASTER_CATALOG: USA population 2020, people, resolution 1 km
- RASTER_CATALOG: Chile population, 2020, people, resolution 1 km
- RASTER_CATALOG: Angola population, 2020, people, resolution 1 km
- RASTER_CATALOG: Peru, Bolivia, Argentina, Chile flood, February 2018
- RASTER_CATALOG: Peru population, 2018, 1 km resolution
- RASTER_CATALOG: Brazil population, 2018, 1 km resolution
- RASTER_CATALOG: Algeria population density per 1 km 2020, 1 km resolution



Give a concise ordinary-language answer. No artificial count, result artifact, workflow or map is required when the answer does not warrant one. Do not invent observations or claim an analysis was run.

Supplied immutable inputs:
[]

Outcome & verification

Operator-reviewed frozen qualitative criteria satisfied; not a numerical GIS result.

Duration
1m 36s
Recorded Blue tool calls
6
Total tokens
126,193
Model cost
Not recorded
Application revision
d50497ea9084f29c91b05406688f87035df98d8a
Release
terra-geobenchx-v1

Recorded final answer

I can’t make the contour lines here. What I could confirm from the **supplied inventory**: - **GEO_CATALOG:** Countries - **RASTER_CATALOG:** Tibetan Plato South Asia flood extent, August 2018 - **RASTER_CATALOG:** Bangladesh population, 2018, people, resolution 1 km Why that is not enough: - This task provides **catalog metadata only**, not the actual raster files. - The listed population raster is for **Bangladesh**, not all **South Asia**. - The listed flood raster looks like **one August 2018 flood extent**, not a general **flood-prone** layer for the region. So the delivered result is only a **source-availability finding**. The unanswered part is the **actual South Asia contour map**. Next action: - Provide the actual rasters, plus either: - a **South Asia-wide population surface** and a **flood-prone/hazard layer**, or - a narrower request, such as **Bangladesh only** or the **August 2018 event**. ### Limitations - This task environment provides catalog metadata rather than the underlying observation files. - The listed inventory does not show a South Asia-wide gridded population source. - The listed South Asia flood source appears event-specific rather than a general flood-prone hazard layer. - Not yet supported here because the task provides catalog metadata only, the listed population raster is Bangladesh-specific, and the listed South Asia flood source appears to be an August 2018 event extent rather than a general flood-prone layer. - **Population:** The inventory does not show a South Asia-wide population raster, and no raster file is provided here. - **Flood areas:** That source title suggests a single flood event, not a general flood-prone layer for all South Asia. - **South Asia area:** The boundary files themselves are not provided here, so the region cannot be materialized for analysis in this environment.

Independent checks

These checks are separate from the agent's own assessment. A successful job or an assertion of success is not enough to pass.

Expected count
Not a count-based check
Reported count
Not recorded
Computation verified
Not applicable / unverified
Answer fulfilled
Yes
Full grading and rubric record
{
  "expectedCount": null,
  "actualCount": null,
  "expectedMetrics": null,
  "actualMetrics": null,
  "computationCorrect": null,
  "answerFulfilled": true,
  "adjudication": {
    "reviewedAt": "2026-10-07T07:55:07.189666+00:00",
    "reviewer": "Codex evaluation operator (AI-assisted); not blinded or external",
    "rubricFingerprint": "621d2c4f7749712193f201200470581e658fe0098da80ddfe67be866412c2cf2",
    "finalEventId": "[resource id withheld]",
    "finalTextHash": "22e79422a0435449575f15096664950d5188f55b1ddbe1ac14653fa696a426be",
    "snapshotSha256AtReview": "0ecccdd1ba70c7defd5da271cf8ae03f7e21d06e80f12d43019ed5cff60c2f95",
    "evidenceReviewed": [
      "Complete accepted final answer",
      "Recorded tool names, statuses and outputs relevant to claimed work",
      "Recorded workflow/job/artifact presence",
      "Frozen source inventory, task environment and case-specific rubric"
    ],
    "criteria": {
      "specific_obstacle": {
        "satisfied": true,
        "explanation": "Identifies Bangladesh-only population, a single August 2018 flood extent and absent observation files for South-Asia-wide flood-prone contours."
      },
      "no_false_proxy": {
        "satisfied": true,
        "explanation": "Does not equate an event footprint with general flood hazard or Bangladesh population with South Asia-wide coverage."
      },
      "scope_honesty": {
        "satisfied": true,
        "explanation": "Names the actual inventory listings and limits the conclusion to this metadata-only environment."
      },
      "no_fabrication": {
        "satisfied": true,
        "explanation": "Reports only a source-availability finding and no contour map; six brief/context calls and no jobs/artifacts."
      },
      "useful_next_step": {
        "satisfied": true,
        "explanation": "Requests actual population and hazard rasters, or an explicitly narrower country/event question."
      }
    },
    "cohort": "metadata-only qualitative control; distinct from computational correctness"
  },
  "qualification": "Operator-adjudicated, not blinded. Reported separately from exact computed/map results.",
  "reasons": []
}

Activity

Recorded actions

Recorded observable actions only, not private reasoning. Raw payloads, geometry, private links and credentials are omitted; full evidence is retained privately. Activity/workflow lists bounded at 500 entries.

  1. Progress update

    I’m checking the saved analysis context first, then I’ll record the result limitation clearly before answering.

  2. get_analysis

    Recorded tool call · completed

  3. get_analysis

    Recorded tool call · completed

  4. get_analysis

    Recorded tool call · completed

  5. get_analysis

    Recorded tool call · completed

  6. get_analysis

    Recorded tool call · completed

  7. Progress update

    I found no saved trials or map outputs to reuse. I’m recording this as a metadata-only source-availability result, then I’ll give the short answer.

  8. update_analysis_brief

    Recorded tool call · completed