Triple

T2786644
Position Surface form Disambiguated ID Type / Status
Subject MRT subway E61825 entity
Predicate ownedBy P347 FINISHED
Object Mass Rapid Transit Authority of Thailand
The Mass Rapid Transit Authority of Thailand is a state enterprise responsible for developing, operating, and overseeing urban rail transit systems in Thailand, particularly in Bangkok.
E300205 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: Mass Rapid Transit Authority of Thailand | Statement: [MRT subway, ownedBy, Mass Rapid Transit Authority of Thailand]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mass Rapid Transit Authority of Thailand
Context triple: [MRT subway, ownedBy, Mass Rapid Transit Authority of Thailand]
  • A. State Railway of Thailand
    The State Railway of Thailand is the national state-owned rail operator responsible for managing and running most of Thailand’s railway services and infrastructure.
  • B. Bangkok Metropolitan Administration
    The Bangkok Metropolitan Administration is the local government authority responsible for managing and providing public services for Thailand’s capital city.
  • C. Kamphaeng Phet MRT Station
    Kamphaeng Phet MRT Station is a Bangkok Mass Transit System subway station on the MRT Blue Line that serves the northern part of the city, including major shopping and market areas.
  • D. BTS Skytrain
    The BTS Skytrain is an elevated rapid transit system that serves as one of Bangkok’s primary urban rail networks, helping alleviate traffic congestion and connect key commercial and residential areas across the city.
  • E. Chatuchak Park MRT Station
    Chatuchak Park MRT Station is a Bangkok Mass Rapid Transit station on the Blue Line that serves as a key access point to the popular Chatuchak area, including its famous weekend market and adjacent parks.
  • 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: Mass Rapid Transit Authority of Thailand
Triple: [MRT subway, ownedBy, Mass Rapid Transit Authority of Thailand]
Generated description
The Mass Rapid Transit Authority of Thailand is a state enterprise responsible for developing, operating, and overseeing urban rail transit systems in Thailand, particularly in Bangkok.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mass Rapid Transit Authority of Thailand
Target entity description: The Mass Rapid Transit Authority of Thailand is a state enterprise responsible for developing, operating, and overseeing urban rail transit systems in Thailand, particularly in Bangkok.
  • A. State Railway of Thailand
    The State Railway of Thailand is the national state-owned rail operator responsible for managing and running most of Thailand’s railway services and infrastructure.
  • B. Suvarnabhumi Airport Rail Link
    Suvarnabhumi Airport Rail Link is a rapid transit line in Bangkok that provides fast rail service between Suvarnabhumi Airport and the city center.
  • C. Bangkok Metropolitan Administration
    The Bangkok Metropolitan Administration is the local government authority responsible for managing and providing public services for Thailand’s capital city.
  • D. Kamphaeng Phet MRT Station
    Kamphaeng Phet MRT Station is a Bangkok Mass Transit System subway station on the MRT Blue Line that serves the northern part of the city, including major shopping and market areas.
  • E. BTS Skytrain
    The BTS Skytrain is an elevated rapid transit system that serves as one of Bangkok’s primary urban rail networks, helping alleviate traffic congestion and connect key commercial and residential areas across the city.
  • 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_69ab4b7f51d881908768300ebd2fbdae completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abddb0d3488190a3f2bf47ebb35802 completed March 7, 2026, 8:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69afc6526d0c81908df1710709cc5346 completed March 10, 2026, 7:20 a.m.
NEDg Description generation batch_69afc852c0988190bba816db0940139f completed March 10, 2026, 7:29 a.m.
NED2 Entity disambiguation (via description) batch_69afc8b333848190bf4bfbc31f9c5147 completed March 10, 2026, 7:30 a.m.
Created at: March 6, 2026, 9:57 p.m.