Triple

T8117680
Position Surface form Disambiguated ID Type / Status
Subject Convention Center MAX Station E189518 entity
Predicate category P87 FINISHED
Object TriMet MAX Green Line
The TriMet MAX Green Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland to the Clackamas Town Center, serving key destinations such as the Oregon Convention Center along its route.
 E724662 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: TriMet MAX Green Line | Statement: [Convention Center MAX Station, category, TriMet MAX Green Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: TriMet MAX Green Line
Context triple: [Convention Center MAX Station, category, TriMet MAX Green Line]
  • A. TriMet MAX Red Line
    The TriMet MAX Red Line is a light rail service in the Portland, Oregon metropolitan area that connects Portland International Airport with downtown and Beaverton.
  • B. TriMet Zone 1
    TriMet Zone 1 was a former central fare zone in Portland’s public transit system that included areas such as the Lloyd District.
  • C. TriMet
    TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
  • D. TriMet WES Commuter Rail stations
    TriMet WES Commuter Rail stations are a set of suburban rail stops in the Portland, Oregon metropolitan area that serve the Westside Express Service commuter line.
  • E. Rio Metro Regional Transit District
    Rio Metro Regional Transit District is a public transportation agency in central New Mexico that oversees regional commuter rail and bus services, including the New Mexico Rail Runner Express.
  • 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: TriMet MAX Green Line
Triple: [Convention Center MAX Station, category, TriMet MAX Green Line]
Generated description
The TriMet MAX Green Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland to the Clackamas Town Center, serving key destinations such as the Oregon Convention Center along its route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: TriMet MAX Green Line
Target entity description: The TriMet MAX Green Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland to the Clackamas Town Center, serving key destinations such as the Oregon Convention Center along its route.
  • A. TriMet MAX Red Line
    The TriMet MAX Red Line is a light rail service in the Portland, Oregon metropolitan area that connects Portland International Airport with downtown and Beaverton.
  • B. TriMet Zone 1
    TriMet Zone 1 was a former central fare zone in Portland’s public transit system that included areas such as the Lloyd District.
  • C. TriMet
    TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
  • D. TriMet WES Commuter Rail stations
    TriMet WES Commuter Rail stations are a set of suburban rail stops in the Portland, Oregon metropolitan area that serve the Westside Express Service commuter line.
  • E. Rio Metro Regional Transit District
    Rio Metro Regional Transit District is a public transportation agency in central New Mexico that oversees regional commuter rail and bus services, including the New Mexico Rail Runner Express.
  • 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_69ca82baad008190ab2859712b9b1607 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb435737c08190a4e311d4d990b4ef completed March 31, 2026, 3:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd948fcf90819090c80e1ac4ac1b0c completed April 1, 2026, 9:56 p.m.
NEDg Description generation batch_69cd9e03dd2c8190b7e18cdc3fa62b16 completed April 1, 2026, 10:36 p.m.
NED2 Entity disambiguation (via description) batch_69cd9faa9654819080aaae51c9835af0 completed April 1, 2026, 10:43 p.m.
Created at: March 30, 2026, 5:33 p.m.