Triple

T4819113

Position	Surface form	Disambiguated ID	Type / Status
Subject	Alfred B. Mullett	`E107664`	entity
Predicate	notableWork	`P4`	FINISHED
Object	U.S. Post Office and Courthouse (Philadelphia, Pennsylvania) The U.S. Post Office and Courthouse in Philadelphia, Pennsylvania, is a historic 19th-century federal building designed in the ornate Second Empire style by Supervising Architect Alfred B. Mullett.	`E471900`	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: U.S. Post Office and Courthouse (Philadelphia, Pennsylvania) | Statement: [Alfred B. Mullett, notableWork, U.S. Post Office and Courthouse (Philadelphia, Pennsylvania)]

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

Target entity: U.S. Post Office and Courthouse (Philadelphia, Pennsylvania)
Context triple: [Alfred B. Mullett, notableWork, U.S. Post Office and Courthouse (Philadelphia, Pennsylvania)]

A. United States Courthouse, Philadelphia
The United States Courthouse in Philadelphia is a prominent federal judicial building known for its modern architectural design by Romaldo Giurgola.
B. John W. McCormack Post Office and Courthouse
The John W. McCormack Post Office and Courthouse is a historic federal building in downtown Boston that houses courtrooms and government offices and is named after former Speaker of the U.S. House John W. McCormack.
C. Thomas F. Eagleton United States Courthouse
The Thomas F. Eagleton United States Courthouse is a major federal courthouse in St. Louis, Missouri, notable for housing the United States Court of Appeals for the Eighth Circuit and being one of the largest U.S. federal court buildings.
D. Ronald Reagan Federal Building and Courthouse, Harrisburg
The Ronald Reagan Federal Building and Courthouse in Harrisburg is a federal facility that houses courtrooms and offices for the U.S. government, serving as a key judicial center in Pennsylvania’s capital city.
E. Lewis F. Powell Jr. United States Courthouse
The Lewis F. Powell Jr. United States Courthouse is a historic federal courthouse in Richmond, Virginia, named after Supreme Court Justice Lewis F. Powell Jr.
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: U.S. Post Office and Courthouse (Philadelphia, Pennsylvania)
Triple: [Alfred B. Mullett, notableWork, U.S. Post Office and Courthouse (Philadelphia, Pennsylvania)]

Generated description

The U.S. Post Office and Courthouse in Philadelphia, Pennsylvania, is a historic 19th-century federal building designed in the ornate Second Empire style by Supervising Architect Alfred B. Mullett.

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

Target entity: U.S. Post Office and Courthouse (Philadelphia, Pennsylvania)
Target entity description: The U.S. Post Office and Courthouse in Philadelphia, Pennsylvania, is a historic 19th-century federal building designed in the ornate Second Empire style by Supervising Architect Alfred B. Mullett.

A. United States Courthouse, Philadelphia
The United States Courthouse in Philadelphia is a prominent federal judicial building known for its modern architectural design by Romaldo Giurgola.
B. John W. McCormack Post Office and Courthouse
The John W. McCormack Post Office and Courthouse is a historic federal building in downtown Boston that houses courtrooms and government offices and is named after former Speaker of the U.S. House John W. McCormack.
C. Thomas F. Eagleton United States Courthouse
The Thomas F. Eagleton United States Courthouse is a major federal courthouse in St. Louis, Missouri, notable for housing the United States Court of Appeals for the Eighth Circuit and being one of the largest U.S. federal court buildings.
D. Ronald Reagan Federal Building and Courthouse, Harrisburg
The Ronald Reagan Federal Building and Courthouse in Harrisburg is a federal facility that houses courtrooms and offices for the U.S. government, serving as a key judicial center in Pennsylvania’s capital city.
E. Lewis F. Powell Jr. United States Courthouse
The Lewis F. Powell Jr. United States Courthouse is a historic federal courthouse in Richmond, Virginia, named after Supreme Court Justice Lewis F. Powell Jr.
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_69bd43f9efa081908314cb3e94fa1695`	completed	March 20, 2026, 12:56 p.m.
NER	Named-entity recognition	`batch_69bd6c96f4dc81909e3186159b5c75ab`	completed	March 20, 2026, 3:49 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69be4dbbfe588190bae0aca210bea2bc`	completed	March 21, 2026, 7:50 a.m.
NEDg	Description generation	`batch_69be4f6ceb60819080dc1ee93950a7f0`	completed	March 21, 2026, 7:57 a.m.
NED2	Entity disambiguation (via description)	`batch_69be4fbc83188190af2c9767aa9272a7`	completed	March 21, 2026, 7:58 a.m.

Created at: March 20, 2026, 1:24 p.m.