Triple

T3211674
Position Surface form Disambiguated ID Type / Status
Subject Chennai Central railway station E67294 entity
Predicate stationCode P1289 FINISHED
Object MAS
MAS is the official Indian Railways station code for Chennai Central, one of the busiest and most important railway terminals in South India.
 E337980 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: MAS | Statement: [Chennai Central railway station, stationCode, MAS]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MAS
Context triple: [Chennai Central railway station, stationCode, MAS]
  • A. MAS
    MAS is the ICAO airline designator used to identify Malaysia Airlines in international aviation operations.
  • B. MAS
    MAS (Monetary Authority of Singapore) is Singapore’s central bank and integrated financial regulator, responsible for monetary policy, financial supervision, and the stability of the country’s financial system.
  • C. MASP
    MASP (Museu de Arte de São Paulo) is one of Brazil’s most important art museums, renowned for its striking modernist architecture and extensive collection of Western and Brazilian art.
  • D. MSA
    MSA is the standardized, literary form of Arabic used in formal writing, media, education, and official communication across the Arab world.
  • E. MSA
    MSA is a common abbreviation for a metropolitan statistical area, a region defined by the U.S. Office of Management and Budget for statistical and demographic analysis.
  • 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: MAS
Triple: [Chennai Central railway station, stationCode, MAS]
Generated description
MAS is the official Indian Railways station code for Chennai Central, one of the busiest and most important railway terminals in South India.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MAS
Target entity description: MAS is the official Indian Railways station code for Chennai Central, one of the busiest and most important railway terminals in South India.
  • A. MAS
    MAS is the ICAO airline designator used to identify Malaysia Airlines in international aviation operations.
  • B. MAS
    MAS (Monetary Authority of Singapore) is Singapore’s central bank and integrated financial regulator, responsible for monetary policy, financial supervision, and the stability of the country’s financial system.
  • C. MASP
    MASP (Museu de Arte de São Paulo) is one of Brazil’s most important art museums, renowned for its striking modernist architecture and extensive collection of Western and Brazilian art.
  • D. MSA
    MSA is the standardized, literary form of Arabic used in formal writing, media, education, and official communication across the Arab world.
  • E. MSA
    MSA is a common abbreviation for a metropolitan statistical area, a region defined by the U.S. Office of Management and Budget for statistical and demographic analysis.
  • 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_69ad858ac36c81909962589cd277d6e2 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adaaba224c8190ad2f4e0ed1c2ca4a completed March 8, 2026, 4:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69b262326d508190a4a702ed549fed99 completed March 12, 2026, 6:50 a.m.
NEDg Description generation batch_69b264c446088190a1651e108279c7ba completed March 12, 2026, 7:01 a.m.
NED2 Entity disambiguation (via description) batch_69b265ef74d081908fe4dd4998dbf240 completed March 12, 2026, 7:06 a.m.
Created at: March 8, 2026, 3:07 p.m.