Triple

T1058812
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (Washington Metro) E22857 entity
Predicate stationServed P6301 FINISHED
Object Van Dorn Street station
Van Dorn Street station is a Washington Metro rapid transit stop in Alexandria, Virginia, serving the Blue Line near the city's western edge.
 E129413 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: Van Dorn Street station | Statement: [Blue Line (Washington Metro), stationServed, Van Dorn Street station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Van Dorn Street station
Context triple: [Blue Line (Washington Metro), stationServed, Van Dorn Street station]
  • A. Southern Avenue station
    Southern Avenue station is a Washington Metro rapid transit stop in Prince George's County, Maryland, serving the Green Line near the District of Columbia border.
  • B. Branch Avenue station
    Branch Avenue station is a Washington Metro rail station in Maryland that serves as the southern terminus of the system’s Green Line.
  • C. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • D. Fulton Street station
    Fulton Street station is a major New York City Subway complex in Lower Manhattan that serves multiple lines and connects to the Fulton Center transit hub.
  • E. Pattison Avenue station
    Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
  • 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: Van Dorn Street station
Triple: [Blue Line (Washington Metro), stationServed, Van Dorn Street station]
Generated description
Van Dorn Street station is a Washington Metro rapid transit stop in Alexandria, Virginia, serving the Blue Line near the city's western edge.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Van Dorn Street station
Target entity description: Van Dorn Street station is a Washington Metro rapid transit stop in Alexandria, Virginia, serving the Blue Line near the city's western edge.
  • A. Southern Avenue station
    Southern Avenue station is a Washington Metro rapid transit stop in Prince George's County, Maryland, serving the Green Line near the District of Columbia border.
  • B. Branch Avenue station
    Branch Avenue station is a Washington Metro rail station in Maryland that serves as the southern terminus of the system’s Green Line.
  • C. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • D. Fulton Street station
    Fulton Street station is a major New York City Subway complex in Lower Manhattan that serves multiple lines and connects to the Fulton Center transit hub.
  • E. Pattison Avenue station
    Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
  • 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_69a493dada0481909c43649f9843ea91 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bb7320f88190a8428946541df157 completed March 1, 2026, 10:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac599c08f481908b720e2cc7c4a5ef completed March 7, 2026, 5 p.m.
NEDg Description generation batch_69ac5a6b43cc81908086f4c4e2bb34c8 completed March 7, 2026, 5:03 p.m.
NED2 Entity disambiguation (via description) batch_69ac5add366c819086a01654c6cdcf38 completed March 7, 2026, 5:05 p.m.
Created at: March 1, 2026, 7:42 p.m.