Triple

T402154
Position Surface form Disambiguated ID Type / Status
Subject National Geodetic Survey E9307 entity
Predicate operates P24 FINISHED
Object Continuously Operating Reference Stations network
The Continuously Operating Reference Stations (CORS) network is a nationwide system of permanent GPS/GNSS stations that provides precise positioning data for surveying, mapping, and geospatial applications.
E50886 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Continuously Operating Reference Stations network | Statement: [National Geodetic Survey, operates, Continuously Operating Reference Stations network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Continuously Operating Reference Stations network
Context triple: [National Geodetic Survey, operates, Continuously Operating Reference Stations network]
  • A. Joint Polar Satellite System
    The Joint Polar Satellite System is a series of next-generation U.S. polar-orbiting weather satellites that provide critical data for global weather forecasting, climate monitoring, and environmental observation.
  • B. RADARSAT Constellation Mission
    RADARSAT Constellation Mission is a Canadian Earth observation satellite system that uses advanced radar imaging to monitor environmental changes, support maritime surveillance, and assist in disaster management.
  • C. International Earth Rotation and Reference Systems Service
    The International Earth Rotation and Reference Systems Service (IERS) is an international organization that monitors Earth's rotation and maintains global reference systems used for precise timekeeping, navigation, and geodesy.
  • D. National Meteorological Telecommunication Networks
    National Meteorological Telecommunication Networks are country-level systems that collect, process, and exchange meteorological data and forecasts, feeding into and operating within the World Meteorological Organization’s Global Telecommunication System.
  • E. GPS
    GPS (Global Positioning System) is a satellite-based navigation system that provides precise location and timing information to military and civilian users worldwide.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Continuously Operating Reference Stations network
Triple: [National Geodetic Survey, operates, Continuously Operating Reference Stations network]
Generated description
The Continuously Operating Reference Stations (CORS) network is a nationwide system of permanent GPS/GNSS stations that provides precise positioning data for surveying, mapping, and geospatial applications.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Continuously Operating Reference Stations network
Target entity description: The Continuously Operating Reference Stations (CORS) network is a nationwide system of permanent GPS/GNSS stations that provides precise positioning data for surveying, mapping, and geospatial applications.
  • A. Joint Polar Satellite System
    The Joint Polar Satellite System is a series of next-generation U.S. polar-orbiting weather satellites that provide critical data for global weather forecasting, climate monitoring, and environmental observation.
  • B. RADARSAT Constellation Mission
    RADARSAT Constellation Mission is a Canadian Earth observation satellite system that uses advanced radar imaging to monitor environmental changes, support maritime surveillance, and assist in disaster management.
  • C. International Earth Rotation and Reference Systems Service
    The International Earth Rotation and Reference Systems Service (IERS) is an international organization that monitors Earth's rotation and maintains global reference systems used for precise timekeeping, navigation, and geodesy.
  • D. National Meteorological Telecommunication Networks
    National Meteorological Telecommunication Networks are country-level systems that collect, process, and exchange meteorological data and forecasts, feeding into and operating within the World Meteorological Organization’s Global Telecommunication System.
  • E. GPS
    GPS (Global Positioning System) is a satellite-based navigation system that provides precise location and timing information to military and civilian users worldwide.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a2e8004cb88190b92ed1add6abf41a completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2eca0e2048190a7bf360257965e56 completed Feb. 28, 2026, 1:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69a410410c108190990d4d5ef2e7ff61 completed March 1, 2026, 10:09 a.m.
NEDg Description generation batch_69a410ce17ac8190a3ac2325e36cf6b3 completed March 1, 2026, 10:11 a.m.
NED2 Entity disambiguation (via description) batch_69a41125951c8190accbf273ef677206 completed March 1, 2026, 10:12 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.