Triple

T352896
Position Surface form Disambiguated ID Type / Status
Subject Washington University in St. Louis E7479 entity
Predicate cityRegion P3207 FINISHED
Object St. Louis metropolitan area
The St. Louis metropolitan area is a bi-state urban region centered on the city of St. Louis, spanning parts of Missouri and Illinois and serving as a major Midwestern hub for culture, education, and industry.
E49719 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: St. Louis metropolitan area | Statement: [Washington University in St. Louis, cityRegion, St. Louis metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: St. Louis metropolitan area
Context triple: [Washington University in St. Louis, cityRegion, St. Louis metropolitan area]
  • A. Kansas City metropolitan area
    The Kansas City metropolitan area is a major bi-state urban region centered on Kansas City, spanning parts of Missouri and Kansas and known for its jazz heritage, barbecue, and diverse economy.
  • B. Omaha–Council Bluffs metropolitan area
    The Omaha–Council Bluffs metropolitan area is a bi-state urban region centered on Omaha, Nebraska, and Council Bluffs, Iowa, serving as a major economic and cultural hub in the Midwestern United States.
  • C. St. Louis, Missouri, United States
    St. Louis, Missouri, United States is a major Midwestern city on the Mississippi River known for its iconic Gateway Arch, rich musical and cultural heritage, and historical role as a gateway to the American West.
  • D. Memphis metropolitan area
    The Memphis metropolitan area is a multi-county urban region centered on the city of Memphis, spanning parts of Tennessee, Mississippi, and Arkansas and serving as a major cultural, economic, and transportation hub of the Mid-South.
  • E. Seattle metropolitan area
    The Seattle metropolitan area is a major urban and economic hub in Washington State centered on the city of Seattle, known for its technology industry, port facilities, and cultural influence 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: St. Louis metropolitan area
Triple: [Washington University in St. Louis, cityRegion, St. Louis metropolitan area]
Generated description
The St. Louis metropolitan area is a bi-state urban region centered on the city of St. Louis, spanning parts of Missouri and Illinois and serving as a major Midwestern hub for culture, education, and industry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: St. Louis metropolitan area
Target entity description: The St. Louis metropolitan area is a bi-state urban region centered on the city of St. Louis, spanning parts of Missouri and Illinois and serving as a major Midwestern hub for culture, education, and industry.
  • A. Kansas City metropolitan area
    The Kansas City metropolitan area is a major bi-state urban region centered on Kansas City, spanning parts of Missouri and Kansas and known for its jazz heritage, barbecue, and diverse economy.
  • B. Omaha–Council Bluffs metropolitan area
    The Omaha–Council Bluffs metropolitan area is a bi-state urban region centered on Omaha, Nebraska, and Council Bluffs, Iowa, serving as a major economic and cultural hub in the Midwestern United States.
  • C. St. Louis, Missouri, United States
    St. Louis, Missouri, United States is a major Midwestern city on the Mississippi River known for its iconic Gateway Arch, rich musical and cultural heritage, and historical role as a gateway to the American West.
  • D. Memphis metropolitan area
    The Memphis metropolitan area is a multi-county urban region centered on the city of Memphis, spanning parts of Tennessee, Mississippi, and Arkansas and serving as a major cultural, economic, and transportation hub of the Mid-South.
  • E. Seattle metropolitan area
    The Seattle metropolitan area is a major urban and economic hub in Washington State centered on the city of Seattle, known for its technology industry, port facilities, and cultural influence 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_69a2e7e696948190bebc966535995e45 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eb7f1be88190964ddcbb6a05f021 completed Feb. 28, 2026, 1:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69a405f2a8108190a5d0398b7735661e completed March 1, 2026, 9:25 a.m.
NEDg Description generation batch_69a4070f76308190bd898dcdb27f3277 completed March 1, 2026, 9:29 a.m.
NED2 Entity disambiguation (via description) batch_69a40794523081908839f90446beba83 completed March 1, 2026, 9:32 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.