Triple

T989128
Position Surface form Disambiguated ID Type / Status
Subject Southwest Chief E21346 entity
Predicate stopsAt P6657 FINISHED
Object Flagstaff station
Flagstaff station is an Amtrak passenger rail station in Flagstaff, Arizona, serving as a key stop on long-distance routes across the American Southwest.
 E119480 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: Flagstaff station | Statement: [Southwest Chief, stopsAt, Flagstaff station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Flagstaff station
Context triple: [Southwest Chief, stopsAt, Flagstaff station]
  • A. Albuquerque station
    Albuquerque station is a historic Amtrak train station in Albuquerque, New Mexico, serving as a major stop on long-distance routes across the American Southwest.
  • B. Laramie station
    Laramie station is a former Chicago Transit Authority 'L' rapid transit stop on the Green Line located in Chicago, Illinois.
  • C. Point of Rocks station
    Point of Rocks station is a historic railroad station in Maryland that serves MARC’s Brunswick Line and is noted for its distinctive Victorian Gothic architecture at the junction of major rail lines.
  • D. Wyoming station
    Wyoming station is a local rapid transit stop on SEPTA's Broad Street Line in Philadelphia, Pennsylvania.
  • E. Oregon station
    Oregon station is a subway stop on Philadelphia's SEPTA Broad Street Line serving the South Philadelphia neighborhood near Oregon Avenue.
  • 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: Flagstaff station
Triple: [Southwest Chief, stopsAt, Flagstaff station]
Generated description
Flagstaff station is an Amtrak passenger rail station in Flagstaff, Arizona, serving as a key stop on long-distance routes across the American Southwest.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Flagstaff station
Target entity description: Flagstaff station is an Amtrak passenger rail station in Flagstaff, Arizona, serving as a key stop on long-distance routes across the American Southwest.
  • A. Albuquerque station
    Albuquerque station is a historic Amtrak train station in Albuquerque, New Mexico, serving as a major stop on long-distance routes across the American Southwest.
  • B. Laramie station
    Laramie station is a former Chicago Transit Authority 'L' rapid transit stop on the Green Line located in Chicago, Illinois.
  • C. Point of Rocks station
    Point of Rocks station is a historic railroad station in Maryland that serves MARC’s Brunswick Line and is noted for its distinctive Victorian Gothic architecture at the junction of major rail lines.
  • D. Wyoming station
    Wyoming station is a local rapid transit stop on SEPTA's Broad Street Line in Philadelphia, Pennsylvania.
  • E. Oregon station
    Oregon station is a subway stop on Philadelphia's SEPTA Broad Street Line serving the South Philadelphia neighborhood near Oregon Avenue.
  • 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_69a493c383dc8190a03257f22d4b4183 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b4aa16f081909dcc7a7ce3fb1b64 completed March 1, 2026, 9:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac3ba34c808190a745740c93cd520c completed March 7, 2026, 2:52 p.m.
NEDg Description generation batch_69ac3c11ea9c8190addcaacd445c32bc completed March 7, 2026, 2:54 p.m.
NED2 Entity disambiguation (via description) batch_69ac3cd94ab48190ade678fdce311b03 completed March 7, 2026, 2:57 p.m.
Created at: March 1, 2026, 7:41 p.m.