Triple

T5899262

Position	Surface form	Disambiguated ID	Type / Status
Subject	Dorchester County, Maryland	`E131178`	entity
Predicate	contains	`P35`	FINISHED
Object	Harriet Tubman Underground Railroad State Park Harriet Tubman Underground Railroad State Park is a Maryland state park and heritage site dedicated to the life, legacy, and freedom-seeking journeys of abolitionist Harriet Tubman and the Underground Railroad.	`E556156`	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: Harriet Tubman Underground Railroad State Park | Statement: [Dorchester County, Maryland, contains, Harriet Tubman Underground Railroad State Park]

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

Target entity: Harriet Tubman Underground Railroad State Park
Context triple: [Dorchester County, Maryland, contains, Harriet Tubman Underground Railroad State Park]

A. Harriet Tubman National Historical Park
Harriet Tubman National Historical Park is a U.S. National Park Service site preserving the home and legacy of abolitionist and Underground Railroad conductor Harriet Tubman.
B. Frederick Douglass National Historic Site
Frederick Douglass National Historic Site is a preserved historic home and museum in Washington, D.C., dedicated to the life, legacy, and residence of abolitionist and orator Frederick Douglass.
C. John Brown Farm State Historic Site
John Brown Farm State Historic Site is a preserved historic farm and burial place of abolitionist John Brown in upstate New York, commemorating his life and role in the anti-slavery movement.
D. Columbia State Historic Park
Columbia State Historic Park is a preserved Gold Rush-era town in California that serves as a living history museum with original buildings, period reenactments, and educational exhibits.
E. Sully Historic Site
Sully Historic Site is a preserved late-18th-century plantation and historic house museum in Fairfax County that interprets early American life and architecture.
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: Harriet Tubman Underground Railroad State Park
Triple: [Dorchester County, Maryland, contains, Harriet Tubman Underground Railroad State Park]

Generated description

Harriet Tubman Underground Railroad State Park is a Maryland state park and heritage site dedicated to the life, legacy, and freedom-seeking journeys of abolitionist Harriet Tubman and the Underground Railroad.

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

Target entity: Harriet Tubman Underground Railroad State Park
Target entity description: Harriet Tubman Underground Railroad State Park is a Maryland state park and heritage site dedicated to the life, legacy, and freedom-seeking journeys of abolitionist Harriet Tubman and the Underground Railroad.

A. Harriet Tubman National Historical Park
Harriet Tubman National Historical Park is a U.S. National Park Service site preserving the home and legacy of abolitionist and Underground Railroad conductor Harriet Tubman.
B. Frederick Douglass National Historic Site
Frederick Douglass National Historic Site is a preserved historic home and museum in Washington, D.C., dedicated to the life, legacy, and residence of abolitionist and orator Frederick Douglass.
C. John Brown Farm State Historic Site
John Brown Farm State Historic Site is a preserved historic farm and burial place of abolitionist John Brown in upstate New York, commemorating his life and role in the anti-slavery movement.
D. Columbia State Historic Park
Columbia State Historic Park is a preserved Gold Rush-era town in California that serves as a living history museum with original buildings, period reenactments, and educational exhibits.
E. Sully Historic Site
Sully Historic Site is a preserved late-18th-century plantation and historic house museum in Fairfax County that interprets early American life and architecture.
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_69c0085864a88190a569c05ff7d65f29`	completed	March 22, 2026, 3:18 p.m.
NER	Named-entity recognition	`batch_69c036f7b3f48190a499d43f8ffb2fa7`	completed	March 22, 2026, 6:37 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69c0c0076cd88190b10e51c52dcc6a2e`	completed	March 23, 2026, 4:22 a.m.
NEDg	Description generation	`batch_69c0c2513aa88190866a59e0b75ef93f`	completed	March 23, 2026, 4:32 a.m.
NED2	Entity disambiguation (via description)	`batch_69c0c31cd8808190b2f5c7c83f2e4c72`	completed	March 23, 2026, 4:35 a.m.

Created at: March 22, 2026, 3:58 p.m.