Triple

T7026881
Position Surface form Disambiguated ID Type / Status
Subject Gwangju Metro E162970 entity
Predicate abbreviation P43 FINISHED
Object GMRTC
GMRTC is the abbreviated name for the Gwangju Metropolitan Rapid Transit Corporation, the operator of the urban rail system in Gwangju, South Korea.
E636085 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: GMRTC | Statement: [Gwangju Metro, abbreviation, GMRTC]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: GMRTC
Context triple: [Gwangju Metro, abbreviation, GMRTC]
  • A. MRTC
    MRTC is the Marine Raider Training Center, the primary U.S. Marine Corps Special Operations Command facility responsible for training and preparing Marine Raiders for special operations missions.
  • B. GMT400
    GMT400 is General Motors’ full-size pickup and SUV platform produced from the late 1980s through the 1990s, underpinning vehicles like the Chevrolet C/K and GMC Sierra.
  • C. GMTT
    GMTT is the ICAO airport code for Tangier Ibn Battouta Airport in Tangier, Morocco.
  • D. GMRC
    GMRC is the organization responsible for developing and operating the metro rail system in Ahmedabad, India.
  • E. GMT800
    GMT800 is General Motors' full-size truck and SUV platform introduced in the late 1990s, underpinning vehicles like the Chevrolet Silverado and GMC Sierra.
  • 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: GMRTC
Triple: [Gwangju Metro, abbreviation, GMRTC]
Generated description
GMRTC is the abbreviated name for the Gwangju Metropolitan Rapid Transit Corporation, the operator of the urban rail system in Gwangju, South Korea.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: GMRTC
Target entity description: GMRTC is the abbreviated name for the Gwangju Metropolitan Rapid Transit Corporation, the operator of the urban rail system in Gwangju, South Korea.
  • A. MRTC
    MRTC is the Marine Raider Training Center, the primary U.S. Marine Corps Special Operations Command facility responsible for training and preparing Marine Raiders for special operations missions.
  • B. GMT400
    GMT400 is General Motors’ full-size pickup and SUV platform produced from the late 1980s through the 1990s, underpinning vehicles like the Chevrolet C/K and GMC Sierra.
  • C. GMTT
    GMTT is the ICAO airport code for Tangier Ibn Battouta Airport in Tangier, Morocco.
  • D. GMRC
    GMRC is the organization responsible for developing and operating the metro rail system in Ahmedabad, India.
  • E. GMT800
    GMT800 is General Motors' full-size truck and SUV platform introduced in the late 1990s, underpinning vehicles like the Chevrolet Silverado and GMC Sierra.
  • 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_69c6885b26248190a857541e3d10e299 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e1fd6ab48190865271e16e8ff669 completed March 27, 2026, 8:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69c77588285481909799a2bb76921b9a completed March 28, 2026, 6:30 a.m.
NEDg Description generation batch_69c777902cbc8190b24ee5e441c5607e completed March 28, 2026, 6:39 a.m.
NED2 Entity disambiguation (via description) batch_69c77807d33c8190bb3e236829f06071 completed March 28, 2026, 6:41 a.m.
Created at: March 27, 2026, 2:35 p.m.