Triple

T18880568
Position Surface form Disambiguated ID Type / Status
Subject UC San Diego Blue Line E461814 entity
Predicate hasStation P35 FINISHED
Object Washington Street station
Washington Street station is a light rail stop in San Diego, California, served by the UC San Diego Blue Line of the San Diego Trolley system.
 E1354468 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 Street station | Statement: [UC San Diego Blue Line, hasStation, Washington Street station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Washington Street station
Context triple: [UC San Diego Blue Line, hasStation, Washington Street station]
  • A. Washington Street station
    Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
  • B. Washington Street station
    Washington Street station is a surface light rail stop in Boston, Massachusetts, serving the MBTA Green Line B branch along Commonwealth Avenue.
  • C. Park Street station
    Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
  • D. North Avenue station
    North Avenue station is a rapid transit stop in Atlanta, Georgia, serving MARTA’s Red Line near the city’s Midtown and downtown areas.
  • E. North Avenue station
    North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
  • 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 Street station
Triple: [UC San Diego Blue Line, hasStation, Washington Street station]
Generated description
Washington Street station is a light rail stop in San Diego, California, served by the UC San Diego Blue Line of the San Diego Trolley system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Washington Street station
Target entity description: Washington Street station is a light rail stop in San Diego, California, served by the UC San Diego Blue Line of the San Diego Trolley system.
  • A. Washington Street station
    Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
  • B. Washington Street station
    Washington Street station is a surface light rail stop in Boston, Massachusetts, serving the MBTA Green Line B branch along Commonwealth Avenue.
  • C. Park Street station
    Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
  • D. North Avenue station
    North Avenue station is a rapid transit stop in Atlanta, Georgia, serving MARTA’s Red Line near the city’s Midtown and downtown areas.
  • E. North Avenue station
    North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
  • 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_69d8dcfc3430819095ee6fc0eb4c06a5 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5c3d133f08190a482e601c1866662 completed April 20, 2026, 6:12 a.m.
NED1 Entity disambiguation (via context triple) batch_6a05be3c58b0819086c6718927e95900 completed May 14, 2026, 12:21 p.m.
NEDg Description generation batch_6a05bf8691f08190baa0e97f588973cb completed May 14, 2026, 12:26 p.m.
NED2 Entity disambiguation (via description) batch_6a05bff32d088190b60ecf78f97848b9 completed May 14, 2026, 12:28 p.m.
Created at: April 10, 2026, 11:57 a.m.