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.