Triple

T14084152
Position Surface form Disambiguated ID Type / Status
Subject Line 3 (Athens Metro) E338944 entity
Predicate hasStation P35 FINISHED
Object Nikaia station
Nikaia station is an underground metro station on the Athens Metro network serving the suburb of Nikaia in the Piraeus regional unit.
E1080854 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: Nikaia station | Statement: [Line 3 (Athens Metro), hasStation, Nikaia station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nikaia station
Context triple: [Line 3 (Athens Metro), hasStation, Nikaia station]
  • A. Bessarion station
    Bessarion station is a Toronto subway station on Line 4 Sheppard, serving the North York area with access to nearby residential and commercial developments.
  • B. Serdika station
    Serdika station is a central interchange station in the Sofia Metro system, connecting key lines and serving as a major transit hub in Bulgaria’s capital.
  • C. Obelya station
    Obelya station is a metro station in Sofia, Bulgaria, serving as an interchange point between lines of the Sofia Metro network.
  • D. Attiki station
    Attiki station is a major Athens Metro hub serving as an important transfer point between multiple metro lines in the Greek capital.
  • E. Peristeri metro station
    Peristeri metro station is an Athens Metro station serving the suburban municipality of Peristeri in the western part of the Athens metropolitan area.
  • 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: Nikaia station
Triple: [Line 3 (Athens Metro), hasStation, Nikaia station]
Generated description
Nikaia station is an underground metro station on the Athens Metro network serving the suburb of Nikaia in the Piraeus regional unit.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nikaia station
Target entity description: Nikaia station is an underground metro station on the Athens Metro network serving the suburb of Nikaia in the Piraeus regional unit.
  • A. Bessarion station
    Bessarion station is a Toronto subway station on Line 4 Sheppard, serving the North York area with access to nearby residential and commercial developments.
  • B. Serdika station
    Serdika station is a central interchange station in the Sofia Metro system, connecting key lines and serving as a major transit hub in Bulgaria’s capital.
  • C. Obelya station
    Obelya station is a metro station in Sofia, Bulgaria, serving as an interchange point between lines of the Sofia Metro network.
  • D. Attiki station
    Attiki station is a major Athens Metro hub serving as an important transfer point between multiple metro lines in the Greek capital.
  • E. Peristeri metro station
    Peristeri metro station is an Athens Metro station serving the suburban municipality of Peristeri in the western part of the Athens metropolitan area.
  • 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_69d81c687b0c819087fd9ed4198403f8 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de5ede40048190b465e909565730c1 completed April 14, 2026, 3:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcd0a3e55c81909b52f618e9076dd2 completed May 7, 2026, 5:49 p.m.
NEDg Description generation batch_69fcd2ae45108190b1f400e4ae16a258 completed May 7, 2026, 5:58 p.m.
NED2 Entity disambiguation (via description) batch_69fcd3ad7be8819094fc71c9f44fb4cb completed May 7, 2026, 6:02 p.m.
Created at: April 9, 2026, 10:21 p.m.