Triple

T8048310
Position Surface form Disambiguated ID Type / Status
Subject Line 6 (Tehran Metro) E187609 entity
Predicate hasStation P35 FINISHED
Object Dowlat Abad station
Dowlat Abad station is a metro station in Tehran that serves passengers on the city's Line 6.
 E706477 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: Dowlat Abad station | Statement: [Line 6 (Tehran Metro), hasStation, Dowlat Abad station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dowlat Abad station
Context triple: [Line 6 (Tehran Metro), hasStation, Dowlat Abad station]
  • A. Mashhad railway station
    Mashhad railway station is a major rail transport hub in Mashhad, Iran, serving as one of the country’s busiest passenger terminals and a key gateway to the city’s religious and commercial centers.
  • B. Shahid Haghani Metro Station
    Shahid Haghani Metro Station is a passenger station on the urban rapid transit network serving Tehran, Iran.
  • C. Shahid Beheshti Metro Station
    Shahid Beheshti Metro Station is a key interchange station in the Tehran Metro network, connecting major lines and serving as an important transit hub in Iran’s capital.
  • D. Tehran (Sadeghiyeh) Metro Station
    Tehran (Sadeghiyeh) Metro Station is a major western terminus and busy interchange hub on the Tehran Metro network, serving as a key gateway between the city and its western suburbs.
  • E. Darvazeh Dowlat Metro Station
    Darvazeh Dowlat Metro Station is a major interchange station in central Tehran that connects key metro lines and serves as an important transit hub for the city.
  • 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: Dowlat Abad station
Triple: [Line 6 (Tehran Metro), hasStation, Dowlat Abad station]
Generated description
Dowlat Abad station is a metro station in Tehran that serves passengers on the city's Line 6.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dowlat Abad station
Target entity description: Dowlat Abad station is a metro station in Tehran that serves passengers on the city's Line 6.
  • A. Mashhad railway station
    Mashhad railway station is a major rail transport hub in Mashhad, Iran, serving as one of the country’s busiest passenger terminals and a key gateway to the city’s religious and commercial centers.
  • B. Shahid Haghani Metro Station
    Shahid Haghani Metro Station is a passenger station on the urban rapid transit network serving Tehran, Iran.
  • C. Shahid Beheshti Metro Station
    Shahid Beheshti Metro Station is a key interchange station in the Tehran Metro network, connecting major lines and serving as an important transit hub in Iran’s capital.
  • D. Tehran (Sadeghiyeh) Metro Station
    Tehran (Sadeghiyeh) Metro Station is a major western terminus and busy interchange hub on the Tehran Metro network, serving as a key gateway between the city and its western suburbs.
  • E. Darvazeh Dowlat Metro Station
    Darvazeh Dowlat Metro Station is a major interchange station in central Tehran that connects key metro lines and serves as an important transit hub for the city.
  • 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_69ca82b15e948190a62fd7af5218426a completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3f7711f48190af2002533c2e426a completed March 31, 2026, 3:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc5716934481908ec60cc9fd825ad7 completed March 31, 2026, 11:21 p.m.
NEDg Description generation batch_69cc58acba3c8190b7d09aa23b5f10f8 completed March 31, 2026, 11:28 p.m.
NED2 Entity disambiguation (via description) batch_69cc5ccee5648190a8ebdf8029eded98 completed March 31, 2026, 11:46 p.m.
Created at: March 30, 2026, 5:24 p.m.