Triple

T800555
Position Surface form Disambiguated ID Type / Status
Subject Washington Park, Portland E17118 entity
Predicate hasStation P35 FINISHED
Object Washington Park MAX station
Washington Park MAX station is a light rail station in Portland, Oregon, serving the Washington Park area and notable for being one of the deepest transit stations in North America.
E95435 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 MAX station | Statement: [Washington Park, Portland, hasStation, Washington Park MAX station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Washington Park MAX station
Context triple: [Washington Park, Portland, hasStation, Washington Park MAX station]
  • A. Pioneer Courthouse/Southwest 6th Avenue MAX station
    Pioneer Courthouse/Southwest 6th Avenue MAX station is a light rail stop in downtown Portland, Oregon, serving multiple MAX lines near the historic Pioneer Courthouse and Pioneer Courthouse Square.
  • 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. Beaverton Transit Center
    Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
  • D. Powell Street terminal
    Powell Street terminal is a major San Francisco cable car turnaround and boarding point located near Union Square, serving as a key hub for tourists and commuters.
  • E. Portland Union Station
    Portland Union Station is a historic railway terminal in Portland, Oregon, serving as a major Amtrak hub for intercity passenger trains in the Pacific Northwest.
  • 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 MAX station
Triple: [Washington Park, Portland, hasStation, Washington Park MAX station]
Generated description
Washington Park MAX station is a light rail station in Portland, Oregon, serving the Washington Park area and notable for being one of the deepest transit stations in North America.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Washington Park MAX station
Target entity description: Washington Park MAX station is a light rail station in Portland, Oregon, serving the Washington Park area and notable for being one of the deepest transit stations in North America.
  • A. Pioneer Courthouse/Southwest 6th Avenue MAX station
    Pioneer Courthouse/Southwest 6th Avenue MAX station is a light rail stop in downtown Portland, Oregon, serving multiple MAX lines near the historic Pioneer Courthouse and Pioneer Courthouse Square.
  • 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. Beaverton Transit Center
    Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
  • D. Powell Street terminal
    Powell Street terminal is a major San Francisco cable car turnaround and boarding point located near Union Square, serving as a key hub for tourists and commuters.
  • E. Portland Union Station
    Portland Union Station is a historic railway terminal in Portland, Oregon, serving as a major Amtrak hub for intercity passenger trains in the Pacific Northwest.
  • 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_69a49378b9c48190adbf5f62e5b7aca1 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a7cc75e88190bd35aabe51051b51 completed March 1, 2026, 8:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69a68924e1048190ba60034c8b8b3b9e completed March 3, 2026, 7:09 a.m.
NEDg Description generation batch_69a68a0f581c8190bdb2a9bda9bce1fa completed March 3, 2026, 7:13 a.m.
NED2 Entity disambiguation (via description) batch_69a6d6042aac8190ba0b092c4b3df66e completed March 3, 2026, 12:37 p.m.
Created at: March 1, 2026, 7:38 p.m.