Triple
T1435338
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Asian side of Istanbul |
E30547
|
entity |
| Predicate | hasTransport |
P1298
|
FINISHED |
| Object | Marmaray rail line |
E130705
|
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: Marmaray rail line | Statement: [Asian side of Istanbul, hasTransport, Marmaray rail line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marmaray rail line Context triple: [Asian side of Istanbul, hasTransport, Marmaray rail line]
-
A.
Marmaray rail tunnel
chosen
The Marmaray rail tunnel is an undersea railway tunnel in Istanbul that connects the European and Asian sides of the city beneath the Bosporus Strait.
-
B.
Ankara Metro
Ankara Metro is the rapid transit system serving Turkey's capital city, providing urban rail transportation across Ankara and its surrounding districts.
-
C.
Izmir Metro
Izmir Metro is a rapid transit rail system serving the city of Izmir, Turkey, providing high-capacity urban transportation across key districts.
-
D.
Yavuz Sultan Selim Bridge
Yavuz Sultan Selim Bridge is a modern suspension bridge spanning the Bosphorus Strait in Istanbul, serving both road and rail traffic and symbolizing the city's connection between Europe and Asia.
-
E.
Tunca Bridge
Tunca Bridge is a historic Ottoman-era stone bridge spanning the Tunca River in Edirne, Turkey.
- 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_69a498fc69ec8190b61722bd4b67c4d2 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c50250b88190a0fcf3e0cbba0b1a |
completed | March 1, 2026, 11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad017084908190a81a784ae4a53c21 |
completed | March 8, 2026, 4:56 a.m. |
Created at: March 1, 2026, 8 p.m.