Triple

T23040701

Position	Surface form	Disambiguated ID	Type / Status
Subject	Mauran, Russell & Garden	`E573725`	entity
Predicate	designed	`P184`	FINISHED
Object	Missouri Pacific Building (St. Louis) The Missouri Pacific Building in St. Louis is a historic early 20th-century office skyscraper that once served as the headquarters for the Missouri Pacific Railroad.	`E1569587`	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: Missouri Pacific Building (St. Louis) | Statement: [Mauran, Russell & Garden, designed, Missouri Pacific Building (St. Louis)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Missouri Pacific Building (St. Louis)
Context triple: [Mauran, Russell & Garden, designed, Missouri Pacific Building (St. Louis)]

A. 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.
B. Union Trust Building, St. Louis
The Union Trust Building in St. Louis is a historic early skyscraper renowned for its richly ornamented façade and innovative design by pioneering American architect Louis Sullivan.
C. 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.
D. Kansas City Life Insurance Company Building
The Kansas City Life Insurance Company Building is a prominent early 20th-century office building in Kansas City, Missouri, recognized for its classical architectural design and role as the longtime headquarters of the Kansas City Life Insurance Company.
E. St. Louis Union Station
St. Louis Union Station is a historic former railroad terminal in downtown St. Louis that has been transformed into a mixed-use complex featuring a hotel, attractions, dining, and entertainment.
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: Missouri Pacific Building (St. Louis)
Triple: [Mauran, Russell & Garden, designed, Missouri Pacific Building (St. Louis)]

Generated description

The Missouri Pacific Building in St. Louis is a historic early 20th-century office skyscraper that once served as the headquarters for the Missouri Pacific Railroad.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Missouri Pacific Building (St. Louis)
Target entity description: The Missouri Pacific Building in St. Louis is a historic early 20th-century office skyscraper that once served as the headquarters for the Missouri Pacific Railroad.

A. 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.
B. Union Trust Building, St. Louis
The Union Trust Building in St. Louis is a historic early skyscraper renowned for its richly ornamented façade and innovative design by pioneering American architect Louis Sullivan.
C. 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.
D. Kansas City Life Insurance Company Building
The Kansas City Life Insurance Company Building is a prominent early 20th-century office building in Kansas City, Missouri, recognized for its classical architectural design and role as the longtime headquarters of the Kansas City Life Insurance Company.
E. St. Louis Union Station
St. Louis Union Station is a historic former railroad terminal in downtown St. Louis that has been transformed into a mixed-use complex featuring a hotel, attractions, dining, and entertainment.
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_69e245b9c11481909d06c872214d21af`	completed	April 17, 2026, 2:37 p.m.
NER	Named-entity recognition	`batch_69f18512df708190a6892e743a289c74`	completed	April 29, 2026, 4:12 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a0c159ffb7481909b2987e8aea047ca`	completed	May 19, 2026, 7:47 a.m.
NEDg	Description generation	`batch_6a0c17214dc48190be02f8d83c29b90a`	completed	May 19, 2026, 7:54 a.m.
NED2	Entity disambiguation (via description)	`batch_6a0c17da6a108190b37d1e69e6f24e00`	completed	May 19, 2026, 7:57 a.m.

Created at: April 17, 2026, 3:53 p.m.