Triple

T4387292
Position Surface form Disambiguated ID Type / Status
Subject Robertson Tunnel E99274 entity
Predicate hasStation P35 FINISHED
Object Washington Park station
Washington Park station is a deep underground light rail station in Portland, Oregon, serving the MAX Blue and Red lines near the Oregon Zoo and other attractions.
 E442877 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 Park station | Statement: [Robertson Tunnel, hasStation, Washington Park station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Washington Park station
Context triple: [Robertson Tunnel, hasStation, Washington Park station]
  • A. Washington Park station
    Washington Park station is a Newark Light Rail stop in Newark, New Jersey, serving the downtown area near Washington Park and nearby cultural and commercial destinations.
  • B. Brigham Circle station
    Brigham Circle station is a light rail stop on the MBTA Green Line E branch located in Boston’s Mission Hill neighborhood.
  • C. Washington Street station
    Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
  • D. Pioneer Courthouse Square station
    Pioneer Courthouse Square station is a central downtown Portland MAX Light Rail stop serving multiple lines adjacent to the city’s main public square.
  • E. Pioneer Square Station
    Pioneer Square Station is a central underground light rail and bus transit hub in downtown Seattle, Washington, serving the Pioneer Square neighborhood and nearby cultural attractions.
  • 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 Park station
Triple: [Robertson Tunnel, hasStation, Washington Park station]
Generated description
Washington Park station is a deep underground light rail station in Portland, Oregon, serving the MAX Blue and Red lines near the Oregon Zoo and other attractions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Washington Park station
Target entity description: Washington Park station is a deep underground light rail station in Portland, Oregon, serving the MAX Blue and Red lines near the Oregon Zoo and other attractions.
  • A. Washington Park station
    Washington Park station is a Newark Light Rail stop in Newark, New Jersey, serving the downtown area near Washington Park and nearby cultural and commercial destinations.
  • B. Brigham Circle station
    Brigham Circle station is a light rail stop on the MBTA Green Line E branch located in Boston’s Mission Hill neighborhood.
  • C. Washington Street station
    Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
  • D. Pioneer Courthouse Square station
    Pioneer Courthouse Square station is a central downtown Portland MAX Light Rail stop serving multiple lines adjacent to the city’s main public square.
  • E. Pioneer Square Station
    Pioneer Square Station is a central underground light rail and bus transit hub in downtown Seattle, Washington, serving the Pioneer Square neighborhood and nearby cultural attractions.
  • 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_69b3454f739481909ff6c28331f0c0b9 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b352804be88190ab188ac0dde1ac1e completed March 12, 2026, 11:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69b627e47ff48190b5aea21e4af773de completed March 15, 2026, 3:30 a.m.
NEDg Description generation batch_69b628fe10908190978dd0361628f54f completed March 15, 2026, 3:35 a.m.
NED2 Entity disambiguation (via description) batch_69b629ab52c881909f7fbef6f77b5bc4 completed March 15, 2026, 3:38 a.m.
Created at: March 12, 2026, 11:19 p.m.