Triple
T2837432
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | İzmir Metro |
E62383
|
entity |
| Predicate | hasKeyStation |
P22144
|
FINISHED |
| Object |
Fahrettin Altay station
Fahrettin Altay station is a major western terminus and transfer hub on the İzmir Metro system in İzmir, Turkey.
|
E307641
|
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: Fahrettin Altay station | Statement: [İzmir Metro, hasKeyStation, Fahrettin Altay station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fahrettin Altay station Context triple: [İzmir Metro, hasKeyStation, Fahrettin Altay station]
-
A.
Konak station
Konak station is a central underground stop on the İzmir Metro system, serving as one of the main transit hubs in the heart of İzmir, Turkey.
-
B.
Haydarpaşa Railway Station
Haydarpaşa Railway Station is a historic waterfront terminus in Istanbul renowned for its grand neo-classical architecture and its former role as a major rail gateway between Europe and Asia.
-
C.
Konya High-Speed Train Station
Konya High-Speed Train Station is a major modern rail hub in Konya, Turkey, serving high-speed train connections between the city and key destinations such as Ankara and Istanbul.
-
D.
Bornova station
Bornova station is a key terminal stop on the İzmir Metro system serving the Bornova district of İzmir, Turkey.
-
E.
Ankara Metro
Ankara Metro is the rapid transit system serving Turkey's capital city, providing urban rail transportation across Ankara and its surrounding districts.
- 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: Fahrettin Altay station Triple: [İzmir Metro, hasKeyStation, Fahrettin Altay station]
Generated description
Fahrettin Altay station is a major western terminus and transfer hub on the İzmir Metro system in İzmir, Turkey.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fahrettin Altay station Target entity description: Fahrettin Altay station is a major western terminus and transfer hub on the İzmir Metro system in İzmir, Turkey.
-
A.
Konak station
Konak station is a central underground stop on the İzmir Metro system, serving as one of the main transit hubs in the heart of İzmir, Turkey.
-
B.
Haydarpaşa Railway Station
Haydarpaşa Railway Station is a historic waterfront terminus in Istanbul renowned for its grand neo-classical architecture and its former role as a major rail gateway between Europe and Asia.
-
C.
Konya High-Speed Train Station
Konya High-Speed Train Station is a major modern rail hub in Konya, Turkey, serving high-speed train connections between the city and key destinations such as Ankara and Istanbul.
-
D.
Bornova station
Bornova station is a key terminal stop on the İzmir Metro system serving the Bornova district of İzmir, Turkey.
-
E.
Ankara Metro
Ankara Metro is the rapid transit system serving Turkey's capital city, providing urban rail transportation across Ankara and its surrounding districts.
- 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_69ab4c3c39188190955b9c49d98463d8 |
completed | March 6, 2026, 9:50 p.m. |
| NER | Named-entity recognition | batch_69abe08ae5048190a0a3b573d9a5fdbc |
completed | March 7, 2026, 8:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b03133de8c8190942c727b89c81b28 |
completed | March 10, 2026, 2:56 p.m. |
| NEDg | Description generation | batch_69b035cbc33881908c72b798552d427f |
completed | March 10, 2026, 3:16 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b03b6cb3f48190af220dd4bc8e0454 |
completed | March 10, 2026, 3:40 p.m. |
Created at: March 6, 2026, 10:01 p.m.