Triple
T1658634
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tehran Metro |
E35854
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
Tehran–Karaj corridor
The Tehran–Karaj corridor is a major urban and transportation axis linking Iran’s capital Tehran with the nearby city of Karaj, forming one of the country’s most densely populated and heavily traveled metropolitan regions.
|
E187611
|
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: Tehran–Karaj corridor | Statement: [Tehran Metro, connectsTo, Tehran–Karaj corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tehran–Karaj corridor Context triple: [Tehran Metro, connectsTo, Tehran–Karaj corridor]
-
A.
Persian Corridor
The Persian Corridor was a vital World War II supply route through Iran used by the Allies to transport military aid to the Soviet Union.
-
B.
Quetta–Taftan Highway
The Quetta–Taftan Highway is a major road in Pakistan that links the provincial capital Quetta to the town of Taftan near the Iranian border, serving as a key route for trade and travel between the two countries.
-
C.
Trans-Iranian Railway
The Trans-Iranian Railway is a historic north–south rail line completed in the 1930s that links the Persian Gulf to the Caspian Sea, playing a crucial role in Iran’s transportation network and in Allied logistics during World War II.
-
D.
Cairo Ring Road
Cairo Ring Road is a major orbital highway encircling Greater Cairo, serving as a key route that links important districts and infrastructure across the metropolitan area.
-
E.
Cairo–Suez Road
The Cairo–Suez Road is a major Egyptian highway linking Cairo with the city of Suez and serving several satellite and industrial cities along its route.
- 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: Tehran–Karaj corridor Triple: [Tehran Metro, connectsTo, Tehran–Karaj corridor]
Generated description
The Tehran–Karaj corridor is a major urban and transportation axis linking Iran’s capital Tehran with the nearby city of Karaj, forming one of the country’s most densely populated and heavily traveled metropolitan regions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tehran–Karaj corridor Target entity description: The Tehran–Karaj corridor is a major urban and transportation axis linking Iran’s capital Tehran with the nearby city of Karaj, forming one of the country’s most densely populated and heavily traveled metropolitan regions.
-
A.
Persian Corridor
The Persian Corridor was a vital World War II supply route through Iran used by the Allies to transport military aid to the Soviet Union.
-
B.
Quetta–Taftan Highway
The Quetta–Taftan Highway is a major road in Pakistan that links the provincial capital Quetta to the town of Taftan near the Iranian border, serving as a key route for trade and travel between the two countries.
-
C.
Trans-Iranian Railway
The Trans-Iranian Railway is a historic north–south rail line completed in the 1930s that links the Persian Gulf to the Caspian Sea, playing a crucial role in Iran’s transportation network and in Allied logistics during World War II.
-
D.
Cairo Ring Road
Cairo Ring Road is a major orbital highway encircling Greater Cairo, serving as a key route that links important districts and infrastructure across the metropolitan area.
-
E.
Cairo–Suez Road
The Cairo–Suez Road is a major Egyptian highway linking Cairo with the city of Suez and serving several satellite and industrial cities along its route.
- 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_69a88606aa808190aa0b421b4271f220 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a90aafe5e881908158fab83998fd07 |
completed | March 5, 2026, 4:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad6827ff2c8190b7c9af9926a7452c |
completed | March 8, 2026, 12:14 p.m. |
| NEDg | Description generation | batch_69ad68edbd2c819090c6556966eb279a |
completed | March 8, 2026, 12:17 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad69724c9c8190a2314a8f30f18f7d |
completed | March 8, 2026, 12:20 p.m. |
Created at: March 4, 2026, 7:29 p.m.