Triple

T9071518

Position	Surface form	Disambiguated ID	Type / Status
Subject	Richard M. Upjohn	`E217376`	entity
Predicate	notableWork	`P4`	FINISHED
Object	Church of the Covenant, Boston, Massachusetts Church of the Covenant in Boston, Massachusetts, is a prominent 19th-century Gothic Revival church renowned for its architecture and stained-glass windows, designed by architect Richard M. Upjohn.	`E776168`	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: Church of the Covenant, Boston, Massachusetts | Statement: [Richard M. Upjohn, notableWork, Church of the Covenant, Boston, Massachusetts]

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

Target entity: Church of the Covenant, Boston, Massachusetts
Context triple: [Richard M. Upjohn, notableWork, Church of the Covenant, Boston, Massachusetts]

A. Church of the Advent, Boston
The Church of the Advent in Boston is a historic Anglo-Catholic Episcopal parish church renowned for its Gothic Revival architecture and central role in the Anglo-Catholic movement in the United States.
B. Third Church in Boston
Third Church in Boston was a historic Puritan congregation in colonial Boston that later became known as Old South Church, one of the city’s most prominent and influential churches.
C. Church of the Covenant
Church of the Covenant is a historic Presbyterian church in Cleveland, Ohio, known for its prominent Gothic Revival architecture and role as a spiritual and cultural landmark in the University Circle district.
D. Trinity Church in the City of Boston
Trinity Church in the City of Boston is a historic Episcopal church renowned for its Richardsonian Romanesque architecture and prominent location in Boston’s Back Bay.
E. Christ Church Cathedral, Springfield, Massachusetts
Christ Church Cathedral in Springfield, Massachusetts is the principal Episcopal church of the region, serving as the central worship and administrative center for the Episcopal Diocese of Western Massachusetts.
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: Church of the Covenant, Boston, Massachusetts
Triple: [Richard M. Upjohn, notableWork, Church of the Covenant, Boston, Massachusetts]

Generated description

Church of the Covenant in Boston, Massachusetts, is a prominent 19th-century Gothic Revival church renowned for its architecture and stained-glass windows, designed by architect Richard M. Upjohn.

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

Target entity: Church of the Covenant, Boston, Massachusetts
Target entity description: Church of the Covenant in Boston, Massachusetts, is a prominent 19th-century Gothic Revival church renowned for its architecture and stained-glass windows, designed by architect Richard M. Upjohn.

A. Church of the Advent, Boston
The Church of the Advent in Boston is a historic Anglo-Catholic Episcopal parish church renowned for its Gothic Revival architecture and central role in the Anglo-Catholic movement in the United States.
B. Third Church in Boston
Third Church in Boston was a historic Puritan congregation in colonial Boston that later became known as Old South Church, one of the city’s most prominent and influential churches.
C. Church of the Covenant
Church of the Covenant is a historic Presbyterian church in Cleveland, Ohio, known for its prominent Gothic Revival architecture and role as a spiritual and cultural landmark in the University Circle district.
D. Trinity Church in the City of Boston
Trinity Church in the City of Boston is a historic Episcopal church renowned for its Richardsonian Romanesque architecture and prominent location in Boston’s Back Bay.
E. Christ Church Cathedral, Springfield, Massachusetts
Christ Church Cathedral in Springfield, Massachusetts is the principal Episcopal church of the region, serving as the central worship and administrative center for the Episcopal Diocese of Western Massachusetts.
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_69ca83d6c14c8190bc056d927f00a2a2`	completed	March 30, 2026, 2:08 p.m.
NER	Named-entity recognition	`batch_69cc955ec5c0819089bb42448edf391e`	completed	April 1, 2026, 3:47 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69cffdf72e74819086f576a4b2532387`	completed	April 3, 2026, 5:50 p.m.
NEDg	Description generation	`batch_69d000d4a4548190939a9a9946be469b`	completed	April 3, 2026, 6:03 p.m.
NED2	Entity disambiguation (via description)	`batch_69d001b245f08190a8e5c53c570b20a0`	completed	April 3, 2026, 6:06 p.m.

Created at: March 30, 2026, 7:12 p.m.