Triple

T22358513
Position Surface form Disambiguated ID Type / Status
Subject Halkalı–Gebze commuter rail line E552717 entity
Predicate hasStation P35 FINISHED
Object Yeşilköy station
Yeşilköy station is a railway stop in the Yeşilköy neighborhood of Istanbul, Turkey, serving suburban and commuter rail passengers.
E1565647 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: Yeşilköy station | Statement: [Halkalı–Gebze commuter rail line, hasStation, Yeşilköy station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Yeşilköy station
Context triple: [Halkalı–Gebze commuter rail line, hasStation, Yeşilköy station]
  • A. Yeşilyurt station
    Yeşilyurt station is a railway stop in Istanbul, Turkey, serving passengers on the city’s Marmaray commuter rail network.
  • B. Yenikapı station
    Yenikapı station is a major intermodal railway and metro hub in Istanbul, Turkey, serving suburban, intercity, and metro lines on the European side of the city.
  • C. Bostancı station
    Bostancı station is a railway stop in Istanbul, Turkey, serving passengers on the city’s Marmaray commuter rail system.
  • D. Kazlıçeşme station
    Kazlıçeşme station is a major railway and commuter rail stop in Istanbul that serves as one of the key terminals on the Marmaray cross-Bosphorus rail system.
  • E. Fahrettin Altay station
    Fahrettin Altay station is a major western terminus and transfer hub on the İzmir Metro system in İzmir, Turkey.
  • 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: Yeşilköy station
Triple: [Halkalı–Gebze commuter rail line, hasStation, Yeşilköy station]
Generated description
Yeşilköy station is a railway stop in the Yeşilköy neighborhood of Istanbul, Turkey, serving suburban and commuter rail passengers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Yeşilköy station
Target entity description: Yeşilköy station is a railway stop in the Yeşilköy neighborhood of Istanbul, Turkey, serving suburban and commuter rail passengers.
  • A. Yeşilyurt station
    Yeşilyurt station is a railway stop in Istanbul, Turkey, serving passengers on the city’s Marmaray commuter rail network.
  • B. Yenikapı station
    Yenikapı station is a major intermodal railway and metro hub in Istanbul, Turkey, serving suburban, intercity, and metro lines on the European side of the city.
  • C. Bostancı station
    Bostancı station is a railway stop in Istanbul, Turkey, serving passengers on the city’s Marmaray commuter rail system.
  • D. Kazlıçeşme station
    Kazlıçeşme station is a major railway and commuter rail stop in Istanbul that serves as one of the key terminals on the Marmaray cross-Bosphorus rail system.
  • E. Fahrettin Altay station
    Fahrettin Altay station is a major western terminus and transfer hub on the İzmir Metro system in İzmir, Turkey.
  • 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_69e11e4a0ad08190a385b4d343cf6524 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f157d1a87c8190a3e195cfbbb0d64f completed April 29, 2026, 12:58 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0bd3574a7c81909c3695d0efe5ee07 completed May 19, 2026, 3:04 a.m.
NEDg Description generation batch_6a0bda47b504819094ddcd90b5b88af3 completed May 19, 2026, 3:34 a.m.
NED2 Entity disambiguation (via description) batch_6a0bdae9b2148190a9f02f44ac47feee completed May 19, 2026, 3:37 a.m.
Created at: April 16, 2026, 8:44 p.m.