Triple

T1658627
Position Surface form Disambiguated ID Type / Status
Subject Tehran Metro E35854 entity
Predicate hasStation P35 FINISHED
Object Shahid Haghani Metro Station
Shahid Haghani Metro Station is a passenger station on the urban rapid transit network serving Tehran, Iran.
 E205482 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: Shahid Haghani Metro Station | Statement: [Tehran Metro, hasStation, Shahid Haghani Metro Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shahid Haghani Metro Station
Context triple: [Tehran Metro, hasStation, Shahid Haghani Metro Station]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Imam Khomeini Metro Station
    Imam Khomeini Metro Station is a major central interchange hub in the Tehran Metro network, connecting multiple lines and serving as a key transit point in Iran’s capital.
  • E. Haft-e Tir Metro Station
    Haft-e Tir Metro Station is an underground station on the Tehran Metro network serving the busy Haft-e Tir Square area in central Tehran.
  • 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: Shahid Haghani Metro Station
Triple: [Tehran Metro, hasStation, Shahid Haghani Metro Station]
Generated description
Shahid Haghani Metro Station is a passenger station on the urban rapid transit network serving Tehran, Iran.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Shahid Haghani Metro Station
Target entity description: Shahid Haghani Metro Station is a passenger station on the urban rapid transit network serving Tehran, Iran.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Imam Khomeini Metro Station
    Imam Khomeini Metro Station is a major central interchange hub in the Tehran Metro network, connecting multiple lines and serving as a key transit point in Iran’s capital.
  • E. Haft-e Tir Metro Station
    Haft-e Tir Metro Station is an underground station on the Tehran Metro network serving the busy Haft-e Tir Square area in central Tehran.
  • 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_69adc993bbb4819085fb5832b33819bd completed March 8, 2026, 7:10 p.m.
NEDg Description generation batch_69adcaed1f788190b14c3e2d2c3036d9 completed March 8, 2026, 7:15 p.m.
NED2 Entity disambiguation (via description) batch_69adcbee97e88190adc1315c0a5013ab completed March 8, 2026, 7:20 p.m.
Created at: March 4, 2026, 7:29 p.m.