Triple

T4192786
Position Surface form Disambiguated ID Type / Status
Subject MAX Red Line toward Beaverton Transit Center E89073 entity
Predicate serves P98 FINISHED
Object Gateway/Northeast 99th Avenue Transit Center
Gateway/Northeast 99th Avenue Transit Center is a major TriMet transit hub in Portland, Oregon, providing connections between multiple MAX light rail lines and numerous bus routes.
 E420335 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: Gateway/Northeast 99th Avenue Transit Center | Statement: [MAX Red Line toward Beaverton Transit Center, serves, Gateway/Northeast 99th Avenue Transit Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Gateway/Northeast 99th Avenue Transit Center
Context triple: [MAX Red Line toward Beaverton Transit Center, serves, Gateway/Northeast 99th Avenue Transit Center]
  • A. Eastridge Transit Center
    Eastridge Transit Center is a major public transportation hub in San Jose, California, serving as a key connection point for numerous Santa Clara Valley Transportation Authority (VTA) bus routes.
  • B. Kenton/North Denver Avenue MAX Station
    Kenton/North Denver Avenue MAX Station is a light rail stop on Portland’s MAX Yellow Line serving the historic Kenton neighborhood in North Portland.
  • C. Hollywood/NE 42nd Ave Transit Center
    Hollywood/NE 42nd Ave Transit Center is a major TriMet MAX light rail and bus transfer hub in northeast Portland, Oregon, serving the Hollywood District and surrounding neighborhoods.
  • D. Tigard Transit Center
    Tigard Transit Center is a major public transportation hub in Tigard, Oregon, serving as a key stop for commuter rail and bus services in the Portland metropolitan area.
  • E. Addison Transit Center
    Addison Transit Center is a major Dallas Area Rapid Transit (DART) bus facility in Addison, Texas, serving as a key transfer point for local and regional bus routes.
  • 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: Gateway/Northeast 99th Avenue Transit Center
Triple: [MAX Red Line toward Beaverton Transit Center, serves, Gateway/Northeast 99th Avenue Transit Center]
Generated description
Gateway/Northeast 99th Avenue Transit Center is a major TriMet transit hub in Portland, Oregon, providing connections between multiple MAX light rail lines and numerous bus routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Gateway/Northeast 99th Avenue Transit Center
Target entity description: Gateway/Northeast 99th Avenue Transit Center is a major TriMet transit hub in Portland, Oregon, providing connections between multiple MAX light rail lines and numerous bus routes.
  • A. Eastridge Transit Center
    Eastridge Transit Center is a major public transportation hub in San Jose, California, serving as a key connection point for numerous Santa Clara Valley Transportation Authority (VTA) bus routes.
  • B. Kenton/North Denver Avenue MAX Station
    Kenton/North Denver Avenue MAX Station is a light rail stop on Portland’s MAX Yellow Line serving the historic Kenton neighborhood in North Portland.
  • C. Hollywood/NE 42nd Ave Transit Center
    Hollywood/NE 42nd Ave Transit Center is a major TriMet MAX light rail and bus transfer hub in northeast Portland, Oregon, serving the Hollywood District and surrounding neighborhoods.
  • D. Tigard Transit Center
    Tigard Transit Center is a major public transportation hub in Tigard, Oregon, serving as a key stop for commuter rail and bus services in the Portland metropolitan area.
  • E. Addison Transit Center
    Addison Transit Center is a major Dallas Area Rapid Transit (DART) bus facility in Addison, Texas, serving as a key transfer point for local and regional bus routes.
  • 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_69aed9569a4481908b6c1fcec2a11e21 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69af0342c6048190835631649a14d304 completed March 9, 2026, 5:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69b58a08bb6881909bdd7643626e1a64 completed March 14, 2026, 4:17 p.m.
NEDg Description generation batch_69b58a9497b88190a46afd8b1996fed9 completed March 14, 2026, 4:19 p.m.
NED2 Entity disambiguation (via description) batch_69b58b26e4208190b4ec30a3b635194b completed March 14, 2026, 4:21 p.m.
Created at: March 9, 2026, 3:46 p.m.