Triple
T16868118
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Turkish State Railways |
E410096
|
entity |
| Predicate | mainHub |
P423
|
FINISHED |
| Object | Ankara railway station |
E1041946
|
NE FINISHED |
How this triple was built (2 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: Ankara railway station | Statement: [Turkish State Railways, mainHub, Ankara railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ankara railway station Context triple: [Turkish State Railways, mainHub, Ankara railway station]
-
A.
Ankara railway station
chosen
Ankara railway station is the central rail hub of Turkey’s capital city, serving intercity, high-speed, and commuter trains including the Başkentray system.
-
B.
Sirkeci Railway Station
Sirkeci Railway Station is a historic Istanbul terminus, best known as the former eastern endpoint of the Orient Express and a notable example of late 19th-century Ottoman Revival architecture.
-
C.
Medinaceli railway station
Medinaceli railway station is a regional train station in Medinaceli, Spain, serving as a stop on key rail routes connecting central and northern parts of the country.
-
D.
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.
-
E.
Alsancak railway station
Alsancak railway station is a historic and central railway terminus in İzmir, Turkey, serving as one of the city's main transportation hubs.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d88395e6c88190b22730f335107c14 |
completed | April 10, 2026, 4:59 a.m. |
| NER | Named-entity recognition | batch_69e3b50a82348190b3e33fd558aa3c7f |
completed | April 18, 2026, 4:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00c2aba8c481908f5ff1ddc4b255cb |
completed | May 10, 2026, 5:38 p.m. |
Created at: April 10, 2026, 5:24 a.m.