Triple
T15136571
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tehran–Tabriz railway |
E361569
|
entity |
| Predicate | passesThrough |
P225
|
FINISHED |
| Object | Tehran Province |
E35845
|
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: Tehran Province | Statement: [Tehran–Tabriz railway, passesThrough, Tehran Province]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tehran Province Context triple: [Tehran–Tabriz railway, passesThrough, Tehran Province]
-
A.
Tehran Province
chosen
Tehran Province is an administrative region in north-central Iran that includes the nation’s capital, Tehran, and serves as a major political, economic, and cultural hub.
-
B.
Alborz Province
Alborz Province is a small but densely populated province in northern Iran, located just west of Tehran and known for its mountainous terrain and proximity to the capital.
-
C.
Qazvin Province
Qazvin Province is a region in northwestern Iran known for its historical city of Qazvin, rich cultural heritage, and strategic location along major transit routes.
-
D.
Hamedan Province
Hamedan Province is an administrative region in western Iran known for its historical significance and the ancient city of Hamedan, one of the oldest cities in the country.
-
E.
Fars Province
Fars Province is a historically significant region in southwestern Iran, regarded as the cultural heartland of the Persian civilization and home to major ancient sites such as Persepolis and Pasargadae.
- 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_69d85a06450081909c5a14ea9851a15e |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e005b3f6f48190b1ed7c7b28feb7a6 |
completed | April 15, 2026, 9:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff01ce8f988190b503af0cd5f2a97e |
completed | May 9, 2026, 9:43 a.m. |
Created at: April 10, 2026, 3:07 a.m.