Task evidence / qualitative-control
Create contour lines of snow accumulation in urban agglomerations
The question
264811Create contour lines of snow accumulation in urban agglomerations
Exact submitted task and declared adaptations
Create contour lines of snow accumulation in urban agglomerations 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
- 2m 3s
- Recorded Blue tool calls
- 2
- Total tokens
- 89,427
- Model cost
- Not recorded
- Application revision
- d50497ea9084f29c91b05406688f87035df98d8a
- Release
- terra-geobenchx-v1
Recorded final answer
From the source list alone, I can only say a **USA-only** version looks possible in principle; I can’t actually create the contour lines here.
The inventory lists **“Accumulated snow cover season 2023-2024, USA, inches”**, **“Accumulated snow cover season 2024-2025, USA, inches”**, **“Cities and Towns of the United States, 2014”**, and **“USA population 2020, people, resolution 1 km.”**
Important limitation: this environment gives **catalog metadata only**, not the snow raster values needed to draw contours, and it does **not** list a true **urban agglomeration boundary** layer. The snow sources are also **USA-only**, so work outside the USA is not supported by the listed inventory.
Next step: choose the U.S. snow season and provide the actual snow raster plus an urban-agglomeration boundary dataset, or approve a proxy definition for urban areas.
### Limitations
- Closed-catalog task: only source inventory metadata is available here, so numerical contour generation cannot be performed or verified.
- The listed snow-accumulation rasters are USA-only.
- No direct urban-agglomeration boundary layer is listed in the supplied inventory.
- Not deliverable from this closed-catalog environment because only source inventory metadata is available and no direct urban-agglomeration boundary layer is listed.
- **Snow accumulation:** This environment provides inventory metadata only, not the raster values needed to derive contour lines.
- **Urban areas:** No true urban-agglomeration boundary layer is listed, so cities/towns would be only a proxy.
- **Scope:** No non-USA snow accumulation raster is listed, and the requested season is not specified.
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": "2026-10-07T06:30:01.795600+00:00",
"reviewer": "Codex evaluation operator (AI-assisted); not blinded or external",
"rubricFingerprint": "457adf6a5fb5bfc28c5824183ffa1a65df3c10e113c8ecb73de66b26a5e2dda0",
"finalEventId": "[resource id withheld]",
"finalTextHash": "907f4e793820973672e6d23201ecbd5ab59ee83aba4b97d40a1b4fce93d59a98",
"snapshotSha256AtReview": "e5685166ff597b059359e777127d27ee77cc127bfbb52d944ac938bbd18fc86e",
"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 absent urban-agglomeration polygons and actual snow raster values, with only USA snow coverage listed."
},
"no_false_proxy": {
"satisfied": true,
"explanation": "Explicitly treats town points or an agreed urban-area proxy as different from true agglomeration boundaries."
},
"scope_honesty": {
"satisfied": true,
"explanation": "Limits feasibility to the listed USA sources and the current metadata-only environment."
},
"no_fabrication": {
"satisfied": true,
"explanation": "States contours were not created; only two bookkeeping calls and no jobs/artifacts exist."
},
"useful_next_step": {
"satisfied": true,
"explanation": "Requests a snow season, actual raster and urban boundaries, or separately approved proxy definition."
}
},
"cohort": "metadata-only qualitative control; distinct from computational correctness"
},
"qualification": "Operator-adjudicated, not blinded. Reported separately from exact computed/map results.",
"reasons": []
}Activity
Recorded actionsRecorded 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.
get_analysis
Recorded tool call · completed
Progress update
I’m checking the saved analysis context first, then I’ll record the closed-catalog result in the brief before answering.
Progress update
I found no saved brief yet. I’m recording the requested result and the catalog-only limits now, then I’ll give the concise answer.
update_analysis_brief
Recorded tool call · completed