Triple
T20492307
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Istanbul–Ankara railway |
E502774
|
entity |
| Predicate | crosses |
P416
|
FINISHED |
| Object | Bosporus region |
—
|
NE NERFINISHED |
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: Bosporus region | Statement: [Istanbul–Ankara railway, crosses, Bosporus region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bosporus region Context triple: [Istanbul–Ankara railway, crosses, Bosporus region]
-
A.
Bosphorus region
chosen
The Bosphorus region is the strategic area surrounding the Bosphorus Strait in Istanbul, Turkey, known for its vital maritime routes, coastal universities, and dense urban and historical development along both its European and Asian shores.
-
B.
Marmara Region
The Marmara Region is a northwestern area of Turkey that includes Istanbul and serves as a major economic, industrial, and transportation hub connecting Europe and Asia.
-
C.
Anatolian coast
The Anatolian coast is the western shoreline of modern-day Turkey along the Aegean Sea, historically dotted with ancient Greek cities and important maritime trade routes.
-
D.
Propontis area
The Propontis area refers to the region surrounding the Sea of Marmara in northwestern Asia Minor, strategically located between the Aegean and Black Seas.
-
E.
Cimmerian Bosporus region
The Cimmerian Bosporus region was an ancient area around the Strait of Kerch linking the Black Sea and the Sea of Azov, known for its Greek colonies and later as the core of the Bosporan Kingdom.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4b0373881909dd3e9387f82eab4 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e69cba5b708190bef437acf6321b81 |
completed | April 20, 2026, 9:38 p.m. |
Created at: April 16, 2026, 11:35 a.m.