Triple

T4819114

Position	Surface form	Disambiguated ID	Type / Status
Subject	Alfred B. Mullett	`E107664`	entity
Predicate	notableWork	`P4`	FINISHED
Object	U.S. Post Office and Courthouse (Boston, Massachusetts) The U.S. Post Office and Courthouse in Boston, Massachusetts, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role in housing key postal and judicial functions.	`E471901`	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 (Boston, Massachusetts) | Statement: [Alfred B. Mullett, notableWork, U.S. Post Office and Courthouse (Boston, Massachusetts)]

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

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

A. John Adams Courthouse
The John Adams Courthouse is a historic judicial building in Boston that houses Massachusetts’ highest court and other key legal institutions.
B. Federal Courthouse and Post Office (New Haven, Connecticut)
The Federal Courthouse and Post Office in New Haven, Connecticut, is a historic Beaux-Arts government building designed by prominent American architect Cass Gilbert.
C. John Joseph Moakley United States Courthouse
The John Joseph Moakley United States Courthouse is a prominent federal courthouse and judicial complex located on Boston’s waterfront that houses the U.S. District Court for the District of Massachusetts and the U.S. Court of Appeals for the First Circuit.
D. 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.
E. Boston City Hall
Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
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 (Boston, Massachusetts)
Triple: [Alfred B. Mullett, notableWork, U.S. Post Office and Courthouse (Boston, Massachusetts)]

Generated description

The U.S. Post Office and Courthouse in Boston, Massachusetts, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role in housing key postal and judicial functions.

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

Target entity: U.S. Post Office and Courthouse (Boston, Massachusetts)
Target entity description: The U.S. Post Office and Courthouse in Boston, Massachusetts, is a historic 19th-century federal building known for its grand Second Empire architectural style and its role in housing key postal and judicial functions.

A. John Adams Courthouse
The John Adams Courthouse is a historic judicial building in Boston that houses Massachusetts’ highest court and other key legal institutions.
B. Federal Courthouse and Post Office (New Haven, Connecticut)
The Federal Courthouse and Post Office in New Haven, Connecticut, is a historic Beaux-Arts government building designed by prominent American architect Cass Gilbert.
C. John Joseph Moakley United States Courthouse
The John Joseph Moakley United States Courthouse is a prominent federal courthouse and judicial complex located on Boston’s waterfront that houses the U.S. District Court for the District of Massachusetts and the U.S. Court of Appeals for the First Circuit.
D. 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.
E. Boston City Hall
Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
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.