Triple

T2565593

Position	Surface form	Disambiguated ID	Type / Status
Subject	Stephen A. Douglas	`E57342`	entity
Predicate	burialPlace	`P196`	FINISHED
Object	Douglas Tomb State Historic Site, Chicago, Illinois Douglas Tomb State Historic Site in Chicago, Illinois is a historic monument and park that serves as the final resting place of 19th-century U.S. senator Stephen A. Douglas.	`E278453`	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: Douglas Tomb State Historic Site, Chicago, Illinois | Statement: [Stephen A. Douglas, burialPlace, Douglas Tomb State Historic Site, Chicago, Illinois]

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

Target entity: Douglas Tomb State Historic Site, Chicago, Illinois
Context triple: [Stephen A. Douglas, burialPlace, Douglas Tomb State Historic Site, Chicago, Illinois]

A. Glessner House, Chicago
Glessner House in Chicago is a landmark 19th-century residence celebrated for its fortress-like design and influential role in American residential architecture.
B. Illinois State Museum
The Illinois State Museum is a major state-run institution in Springfield that showcases Illinois’ natural history, anthropology, and art through collections, exhibits, and educational programs.
C. Washington Park, Chicago
Washington Park, Chicago is a large historic public park and surrounding neighborhood on the South Side known for its expansive green space, cultural institutions, and role in Chicago’s park and boulevard system.
D. Museum Campus Chicago
Museum Campus Chicago is a lakefront park and cultural complex in Chicago that unites major institutions like the Field Museum, Shedd Aquarium, and Adler Planetarium around open green space and waterfront paths.
E. McKinley Park, Chicago
McKinley Park is a residential and industrial neighborhood on Chicago’s Southwest Side known for its namesake park, historic working-class character, and proximity to the city’s stockyards and canal.
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: Douglas Tomb State Historic Site, Chicago, Illinois
Triple: [Stephen A. Douglas, burialPlace, Douglas Tomb State Historic Site, Chicago, Illinois]

Generated description

Douglas Tomb State Historic Site in Chicago, Illinois is a historic monument and park that serves as the final resting place of 19th-century U.S. senator Stephen A. Douglas.

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

Target entity: Douglas Tomb State Historic Site, Chicago, Illinois
Target entity description: Douglas Tomb State Historic Site in Chicago, Illinois is a historic monument and park that serves as the final resting place of 19th-century U.S. senator Stephen A. Douglas.

A. Glessner House, Chicago
Glessner House in Chicago is a landmark 19th-century residence celebrated for its fortress-like design and influential role in American residential architecture.
B. Illinois State Museum
The Illinois State Museum is a major state-run institution in Springfield that showcases Illinois’ natural history, anthropology, and art through collections, exhibits, and educational programs.
C. Washington Park, Chicago
Washington Park, Chicago is a large historic public park and surrounding neighborhood on the South Side known for its expansive green space, cultural institutions, and role in Chicago’s park and boulevard system.
D. Museum Campus Chicago
Museum Campus Chicago is a lakefront park and cultural complex in Chicago that unites major institutions like the Field Museum, Shedd Aquarium, and Adler Planetarium around open green space and waterfront paths.
E. McKinley Park, Chicago
McKinley Park is a residential and industrial neighborhood on Chicago’s Southwest Side known for its namesake park, historic working-class character, and proximity to the city’s stockyards and canal.
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_69ab4a4ef9008190a0e6d4422b9418b7`	completed	March 6, 2026, 9:42 p.m.
NER	Named-entity recognition	`batch_69abd35ef22c8190966612cc75f69eca`	completed	March 7, 2026, 7:27 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69af5d283ab48190a04fab64a6492306`	completed	March 9, 2026, 11:52 p.m.
NEDg	Description generation	`batch_69af5dea244c81909bd6bcdba0edf958`	completed	March 9, 2026, 11:55 p.m.
NED2	Entity disambiguation (via description)	`batch_69af5e69ac3481908f48ad0efcd13767`	completed	March 9, 2026, 11:57 p.m.

Created at: March 6, 2026, 9:48 p.m.