Triple

T1596820
Position Surface form Disambiguated ID Type / Status
Subject Mayor of St. Louis E34300 entity
Predicate seat P75 FINISHED
Object St. Louis City Hall
St. Louis City Hall is the historic municipal government building of St. Louis, Missouri, known for its ornate French Renaissance Revival architecture and central role in the city’s civic administration.
 E184014 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 City Hall | Statement: [Mayor of St. Louis, seat, St. Louis City Hall]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: St. Louis City Hall
Context triple: [Mayor of St. Louis, seat, St. Louis City Hall]
  • A. St. Louis city courthouse
    St. Louis city courthouse was the municipal judicial center of St. Louis, Missouri, historically associated with significant legal and civic proceedings.
  • B. St. Louis county courthouse
    St. Louis County Courthouse is a historic judicial building in downtown St. Louis, Missouri, notable for its 19th-century architecture and role in landmark legal cases such as the Dred Scott decision.
  • C. Railway Exchange Building (St. Louis)
    The Railway Exchange Building in St. Louis is a historic early 20th-century commercial skyscraper known for its grand Beaux-Arts design and long association with major department stores.
  • D. Missouri State Capitol
    The Missouri State Capitol is the seat of Missouri's state government, known for its grand domed architecture and prominent location overlooking the Missouri River.
  • E. Dallas City Hall
    Dallas City Hall is the modernist seat of government for the city of Dallas, Texas, designed by architect I. M. Pei and located in the downtown area.
  • 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 City Hall
Triple: [Mayor of St. Louis, seat, St. Louis City Hall]
Generated description
St. Louis City Hall is the historic municipal government building of St. Louis, Missouri, known for its ornate French Renaissance Revival architecture and central role in the city’s civic administration.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: St. Louis City Hall
Target entity description: St. Louis City Hall is the historic municipal government building of St. Louis, Missouri, known for its ornate French Renaissance Revival architecture and central role in the city’s civic administration.
  • A. St. Louis city courthouse
    St. Louis city courthouse was the municipal judicial center of St. Louis, Missouri, historically associated with significant legal and civic proceedings.
  • B. St. Louis county courthouse
    St. Louis County Courthouse is a historic judicial building in downtown St. Louis, Missouri, notable for its 19th-century architecture and role in landmark legal cases such as the Dred Scott decision.
  • C. Railway Exchange Building (St. Louis)
    The Railway Exchange Building in St. Louis is a historic early 20th-century commercial skyscraper known for its grand Beaux-Arts design and long association with major department stores.
  • D. Missouri State Capitol
    The Missouri State Capitol is the seat of Missouri's state government, known for its grand domed architecture and prominent location overlooking the Missouri River.
  • E. Dallas City Hall
    Dallas City Hall is the modernist seat of government for the city of Dallas, Texas, designed by architect I. M. Pei and located in the downtown area.
  • 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_69a885fdcb9c819081ce6f0b8cd477dd completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a9092e46748190b27be7d1aba07dff completed March 5, 2026, 4:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad58c1d9ac819085e497b630a99d96 completed March 8, 2026, 11:08 a.m.
NEDg Description generation batch_69ad59f12e908190a1cec5f1fc4149d3 completed March 8, 2026, 11:13 a.m.
NED2 Entity disambiguation (via description) batch_69ad5a94c1488190a3853ffb8683d69c completed March 8, 2026, 11:16 a.m.
Created at: March 4, 2026, 7:27 p.m.