Triple

T21255729
Position Surface form Disambiguated ID Type / Status
Subject Charbagh metro station E523862 entity
Predicate line P1293 FINISHED
Object Red Line (North–South Corridor)
Red Line (North–South Corridor) is a major north–south rapid transit route of the Lucknow Metro system in Lucknow, India.
E1481533 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: Red Line (North–South Corridor) | Statement: [Charbagh metro station, line, Red Line (North–South Corridor)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Red Line (North–South Corridor)
Context triple: [Charbagh metro station, line, Red Line (North–South Corridor)]
  • A. Red Line northwest branch
    The Red Line northwest branch is a planned rapid transit extension serving the northwestern suburbs as part of the Red Line’s expanded corridor.
  • B. Red Line main corridor
    The Red Line main corridor is a principal route of the Dubai Metro system that runs along the city’s main urban spine, connecting key commercial and residential districts including the Jabal Ali area.
  • C. The Red Line
    The Red Line is an American television drama miniseries that follows the intersecting lives of three Chicago families after a white police officer shoots an unarmed Black doctor, and is known for starring Noah Wyle.
  • D. Red Line
    The Red Line is one of the main lines of the Stockholm metro system, running from Norsborg and Fruängen in the southwest through central Stockholm to several northeastern suburbs.
  • E. Red Line
    The Red Line is one of the main light rail routes of Dublin’s Luas tram system, running east–west across the city and serving key central and suburban areas.
  • 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: Red Line (North–South Corridor)
Triple: [Charbagh metro station, line, Red Line (North–South Corridor)]
Generated description
Red Line (North–South Corridor) is a major north–south rapid transit route of the Lucknow Metro system in Lucknow, India.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Red Line (North–South Corridor)
Target entity description: Red Line (North–South Corridor) is a major north–south rapid transit route of the Lucknow Metro system in Lucknow, India.
  • A. Red Line northwest branch
    The Red Line northwest branch is a planned rapid transit extension serving the northwestern suburbs as part of the Red Line’s expanded corridor.
  • B. Red Line main corridor
    The Red Line main corridor is a principal route of the Dubai Metro system that runs along the city’s main urban spine, connecting key commercial and residential districts including the Jabal Ali area.
  • C. The Red Line
    The Red Line is an American television drama miniseries that follows the intersecting lives of three Chicago families after a white police officer shoots an unarmed Black doctor, and is known for starring Noah Wyle.
  • D. Red Line
    The Red Line is a primary route of the MetroLink light rail system serving key destinations in the St. Louis metropolitan area.
  • E. Red Line
    The Red Line is one of the main aerial cable car routes in La Paz’s Mi Teleférico urban transit system, known for connecting key high-altitude areas of 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_69e0b5146c108190adc9adb73e90abff completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e735a1f9e08190b494f582bcae5c35 completed April 21, 2026, 8:30 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09b40e435c8190b8277bbc99c5552b completed May 17, 2026, 12:26 p.m.
NEDg Description generation batch_6a09b4cc6f8081908b0ad1ce87b47e70 completed May 17, 2026, 12:30 p.m.
NED2 Entity disambiguation (via description) batch_6a09b79237908190bf90b4316b58c7b1 completed May 17, 2026, 12:41 p.m.
Created at: April 16, 2026, 3:58 p.m.