Triple

T8531598
Position Surface form Disambiguated ID Type / Status
Subject Darvazeh Dowlat Metro Station E201963 entity
Predicate connectsMetroLine P17559 FINISHED
Object Line 1
Line 1 is a primary north–south route of the Tehran Metro system, serving as one of the city’s main rapid transit corridors.
E187608 NE FINISHED

How this triple was built (5 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: Line 1 | Statement: [Darvazeh Dowlat Metro Station, connectsMetroLine, Line 1]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Line 1
Context triple: [Darvazeh Dowlat Metro Station, connectsMetroLine, Line 1]
  • A. Line 1
    Line 1 is the oldest and one of the busiest lines of the Santiago Metro, running primarily east–west across central Santiago, Chile.
  • B. Line 1
    Line 1 is the oldest and one of the busiest lines of the Paris Métro, running primarily east–west through central Paris and serving many major landmarks.
  • C. Line 1
    Line 1 is the first and main rapid transit line of the Seville Metro system in Seville, Spain, connecting key districts across the metropolitan area.
  • D. Line 1
    Line 1 is the designation for the Red Line, one of the main rapid transit corridors of the Delhi Metro network in India.
  • E. Line 1
    Line 1 is a major Milan Metro line that serves key areas of the city, including Milano Cadorna station.
  • 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: Line 1
Triple: [Darvazeh Dowlat Metro Station, connectsMetroLine, Line 1]
Generated description
Line 1 is a primary north–south route of the Tehran Metro system, serving as one of the city’s main rapid transit corridors.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Line 1
Target entity description: Line 1 is a primary north–south route of the Tehran Metro system, serving as one of the city’s main rapid transit corridors.
  • A. Line 1 chosen
    Line 1 is the main north–south route of the Tehran Metro system, serving as one of its busiest and most important rapid transit lines.
  • B. Line 1
    Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
  • C. Line 1
    Line 1 is a principal light rail route of the Tunis Metro system, serving key districts within the Tunis metropolitan area.
  • D. Line 1
    Line 1 is a major north–south rapid transit line of the Shanghai Metro and one of the system’s oldest and busiest routes.
  • E. Line 1
    Line 1 is a major Beijing Subway route that runs north–south through the city’s central axis, serving key commercial and historical areas.
  • F. None of above.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: connectsMetroLine
Context triple: [Darvazeh Dowlat Metro Station, connectsMetroLine, Line 1]
  • A. subwayLine
    Indicates that there is a subway line connection or service relationship between the referenced entities.
  • B. hasMetroLine chosen
    Indicates that a location or area is served by, or connected to, a specific metro (subway) line.
  • C. metroLineInaugurated
    Indicates that a metro line was officially opened and began operation on a specific date or during a specific event.
  • D. metroLineColor
    Indicates the color assigned to a specific metro or subway line in a transit system.
  • E. openedAsMetrolinkLine
    Indicates that a railway line or route was inaugurated or began operation specifically as part of the Metrolink network.
  • F. None of above.

Provenance (6 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_69ca83228b24819085d22e7dc99f5d94 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe676e2ac8190b65a3d2a935776fd completed March 31, 2026, 3:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce6d70f81881908ac784608ad7a2aa completed April 2, 2026, 1:21 p.m.
NEDg Description generation batch_69ce6e69213c8190add7eb9cc74b1a33 completed April 2, 2026, 1:26 p.m.
NED2 Entity disambiguation (via description) batch_69ce6f28ae6481909a8a13613f3eb5e0 completed April 2, 2026, 1:29 p.m.
PD Predicate disambiguation batch_69cbd111bf988190be98c92a607c6456 completed March 31, 2026, 1:50 p.m.
Created at: March 30, 2026, 6:17 p.m.