Triple

T8109299
Position Surface form Disambiguated ID Type / Status
Subject Ploiești Sud railway station E189306 entity
Predicate ownedBy P347 FINISHED
Object Căile Ferate Române
Căile Ferate Române is Romania’s national state-owned railway company, responsible for operating and managing the country’s rail transport network.
 E712692 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: Căile Ferate Române | Statement: [Ploiești Sud railway station, ownedBy, Căile Ferate Române]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Căile Ferate Române
Context triple: [Ploiești Sud railway station, ownedBy, Căile Ferate Române]
  • A. Bulgarian State Railways
    Bulgarian State Railways is Bulgaria’s national railway company, responsible for operating the country’s passenger and freight train services.
  • B. Rail Cargo Group
    Rail Cargo Group is the freight transport and logistics division of the Austrian Federal Railways (ÖBB), providing rail-based cargo services across Europe.
  • C. GB Railways
    GB Railways was a British train operating company that owned and managed several passenger rail franchises in the UK following rail privatization.
  • D. Czech Railways
    Czech Railways is the state-owned national railway operator of the Czech Republic, providing passenger and freight rail services across the country and internationally.
  • E. Urban Rail Transport S.A.
    Urban Rail Transport S.A. is the public company responsible for operating and managing urban rail systems in Athens, Greece, including metro and tram services.
  • 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: Căile Ferate Române
Triple: [Ploiești Sud railway station, ownedBy, Căile Ferate Române]
Generated description
Căile Ferate Române is Romania’s national state-owned railway company, responsible for operating and managing the country’s rail transport network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Căile Ferate Române
Target entity description: Căile Ferate Române is Romania’s national state-owned railway company, responsible for operating and managing the country’s rail transport network.
  • A. Bulgarian State Railways
    Bulgarian State Railways is Bulgaria’s national railway company, responsible for operating the country’s passenger and freight train services.
  • B. Rail Cargo Group
    Rail Cargo Group is the freight transport and logistics division of the Austrian Federal Railways (ÖBB), providing rail-based cargo services across Europe.
  • C. GB Railways
    GB Railways was a British train operating company that owned and managed several passenger rail franchises in the UK following rail privatization.
  • D. Czech Railways
    Czech Railways is the state-owned national railway operator of the Czech Republic, providing passenger and freight rail services across the country and internationally.
  • E. Urban Rail Transport S.A.
    Urban Rail Transport S.A. is the public company responsible for operating and managing urban rail systems in Athens, Greece, including metro and tram services.
  • 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_69ca82b9d5848190a24672775d5c5011 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb42fbc57c81908c6be87bbc547085 completed March 31, 2026, 3:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc9421794081909170ea11b09ae357 completed April 1, 2026, 3:42 a.m.
NEDg Description generation batch_69cc95bfb2b08190ae4bbf8fdde3165d completed April 1, 2026, 3:49 a.m.
NED2 Entity disambiguation (via description) batch_69cc97781c0481909d21293633d111be completed April 1, 2026, 3:56 a.m.
Created at: March 30, 2026, 5:32 p.m.