Triple

T14942123
Position Surface form Disambiguated ID Type / Status
Subject Pink Line at Clark/Lake E372555 entity
Predicate hasTransferTo P17241 FINISHED
Object Blue Line
The Blue Line is a major Chicago 'L' rapid transit route that runs between O'Hare International Airport and Forest Park, serving downtown via the Milwaukee-Dearborn subway.
E16457 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: Blue Line | Statement: [Pink Line at Clark/Lake, hasTransferTo, Blue Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blue Line
Context triple: [Pink Line at Clark/Lake, hasTransferTo, Blue Line]
  • A. Blue Line
    The Blue Line is one of the main lines of the Lisbon Metro system, serving key central and northern areas of Portugal’s capital city.
  • B. Blue Line
    The Blue Line is a light rail route in the Dallas Area Rapid Transit (DART) system serving key neighborhoods and suburbs in the Dallas–Fort Worth metroplex.
  • C. Blue Line
    The Blue Line is one of the primary routes of the MetroLink light rail system serving the St. Louis metropolitan area.
  • D. Blue Line
    The Blue Line is a planned rapid transit corridor of Bengaluru’s Namma Metro network intended to expand connectivity across additional parts of the city.
  • E. Blue Line
    The Blue Line is one of the aerial cable car routes in La Paz–El Alto’s Mi Teleférico urban transit system, providing high-altitude public transportation across the Bolivian cities.
  • 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: Blue Line
Triple: [Pink Line at Clark/Lake, hasTransferTo, Blue Line]
Generated description
The Blue Line is a major Chicago 'L' rapid transit route that runs between O'Hare International Airport and Forest Park, serving downtown via the Milwaukee-Dearborn subway.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blue Line
Target entity description: The Blue Line is a major Chicago 'L' rapid transit route that runs between O'Hare International Airport and Forest Park, serving downtown via the Milwaukee-Dearborn subway.
  • A. Blue Line chosen
    The Blue Line is a major rapid transit route in Chicago that runs between O'Hare International Airport and the city's western suburbs via downtown.
  • B. Blue Line
    The Blue Line is a light rail route in the Minneapolis–Saint Paul metro area that connects downtown Minneapolis with the Mall of America and Minneapolis–Saint Paul International Airport.
  • C. Blue Line
    The Blue Line is a light rail transit route in Minneapolis–Saint Paul that connects downtown Minneapolis with the Mall of America and Minneapolis–Saint Paul International Airport.
  • D. Blue Line
    The Blue Line is one of the color-coded rapid transit routes in the Washington Metro system, running through key parts of Washington, D.C. and its Virginia suburbs.
  • E. Blue Line
    Blue Line is a light rail line in the Los Angeles Metro Rail system that connects downtown Los Angeles with Long Beach and was the system’s inaugural route.
  • F. None of above.

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_69d85cc9da0c81908d583ca3f63a3908 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded68c1df0819084c0cd61b207d398 completed April 15, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69feae048fa08190ba5719ca9868b50d completed May 9, 2026, 3:46 a.m.
NEDg Description generation batch_69feb1cb580c8190800e5b09ef5d7a4c completed May 9, 2026, 4:02 a.m.
NED2 Entity disambiguation (via description) batch_69feb249743081908c5bc990728fb11c completed May 9, 2026, 4:04 a.m.
Created at: April 10, 2026, 2:38 a.m.