Triple

T4854895
Position Surface form Disambiguated ID Type / Status
Subject Farragut West station E108511 entity
Predicate category P87 FINISHED
Object Washington Metro Blue Line stations
Washington Metro Blue Line stations are the network of rapid transit stops in the Washington, D.C. metropolitan area served by the Blue Line of the Washington Metro system.
E475030 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: Washington Metro Blue Line stations | Statement: [Farragut West station, category, Washington Metro Blue Line stations]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Washington Metro Blue Line stations
Context triple: [Farragut West station, category, Washington Metro Blue Line stations]
  • A. Silver Line (Washington Metro) stations
    Silver Line (Washington Metro) stations are the passenger rail stops served by the Silver Line of the Washington, D.C. Metrorail system, primarily connecting downtown Washington with northern Virginia suburbs and Dulles International Airport.
  • B. Washington Metro Silver Line (nearby stations)
    The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service into Northern Virginia suburbs, including stations near Ashburn.
  • C. Crystal City station (Washington Metro)
    Crystal City station (Washington Metro) is an underground rapid transit station in Arlington, Virginia, serving the Blue and Yellow Lines and providing access to the Crystal City business district near Reagan National Airport.
  • D. Union Station (Washington Metro)
    Union Station is a major Washington Metro station in Washington, D.C., serving as a key transit hub connected to the historic Union Station rail terminal and multiple local and regional transportation services.
  • E. Washington Metro Red Line
    The Washington Metro Red Line is a major rapid transit route in the Washington, D.C. metropolitan area, running through key downtown and suburban corridors as part of the region’s primary subway system.
  • 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: Washington Metro Blue Line stations
Triple: [Farragut West station, category, Washington Metro Blue Line stations]
Generated description
Washington Metro Blue Line stations are the network of rapid transit stops in the Washington, D.C. metropolitan area served by the Blue Line of the Washington Metro system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Washington Metro Blue Line stations
Target entity description: Washington Metro Blue Line stations are the network of rapid transit stops in the Washington, D.C. metropolitan area served by the Blue Line of the Washington Metro system.
  • A. Silver Line (Washington Metro) stations
    Silver Line (Washington Metro) stations are the passenger rail stops served by the Silver Line of the Washington, D.C. Metrorail system, primarily connecting downtown Washington with northern Virginia suburbs and Dulles International Airport.
  • B. Washington Metro Silver Line (nearby stations)
    The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service into Northern Virginia suburbs, including stations near Ashburn.
  • C. Crystal City station (Washington Metro)
    Crystal City station (Washington Metro) is an underground rapid transit station in Arlington, Virginia, serving the Blue and Yellow Lines and providing access to the Crystal City business district near Reagan National Airport.
  • D. Union Station (Washington Metro)
    Union Station is a major Washington Metro station in Washington, D.C., serving as a key transit hub connected to the historic Union Station rail terminal and multiple local and regional transportation services.
  • E. Washington Metro Red Line
    The Washington Metro Red Line is a major rapid transit route in the Washington, D.C. metropolitan area, running through key downtown and suburban corridors as part of the region’s primary subway system.
  • 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_69bd440a89548190a5f14ba6da6b97dc completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6d3c9d7881908c04cef2cb7db745 completed March 20, 2026, 3:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69be5ce7385c8190897fd2343c0ebeed completed March 21, 2026, 8:55 a.m.
NEDg Description generation batch_69be5dadcec88190bf9a272c4a9aef9a completed March 21, 2026, 8:58 a.m.
NED2 Entity disambiguation (via description) batch_69be6159ff7c8190baa116240f76dea5 completed March 21, 2026, 9:14 a.m.
Created at: March 20, 2026, 1:26 p.m.