Triple

T1568115

Position	Surface form	Disambiguated ID	Type / Status
Subject	National Capital Parks-East	`E33477`	entity
Predicate	hasPart	`P35`	FINISHED
Object	Baltimore-Washington Parkway roadside parklands Baltimore-Washington Parkway roadside parklands are a linear corridor of federally managed green space and scenic natural areas flanking the Baltimore-Washington Parkway in the Washington, D.C. region.	`E180279`	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: Baltimore-Washington Parkway roadside parklands | Statement: [National Capital Parks-East, hasPart, Baltimore-Washington Parkway roadside parklands]

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

Target entity: Baltimore-Washington Parkway roadside parklands
Context triple: [National Capital Parks-East, hasPart, Baltimore-Washington Parkway roadside parklands]

A. Garrett Park, Maryland
Garrett Park, Maryland is a small, historic, predominantly residential town in Montgomery County known for its tree-lined streets, Victorian-era homes, and strong community character.
B. W&OD Railroad Regional Park
W&OD Railroad Regional Park is a popular Northern Virginia linear park and rail-trail that follows the former Washington & Old Dominion Railroad corridor, offering miles of paved paths for walking, running, and cycling.
C. Kelly Road Park
Kelly Road Park is a public recreational park in Apex, North Carolina, featuring outdoor amenities such as sports fields, playgrounds, and walking areas for community use.
D. Patapsco Valley State Park
Patapsco Valley State Park is a large, historically significant Maryland state park known for its wooded river valley, extensive hiking and biking trails, and scenic waterfalls along the Patapsco River.
E. East Potomac Park
East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
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: Baltimore-Washington Parkway roadside parklands
Triple: [National Capital Parks-East, hasPart, Baltimore-Washington Parkway roadside parklands]

Generated description

Baltimore-Washington Parkway roadside parklands are a linear corridor of federally managed green space and scenic natural areas flanking the Baltimore-Washington Parkway in the Washington, D.C. region.

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

Target entity: Baltimore-Washington Parkway roadside parklands
Target entity description: Baltimore-Washington Parkway roadside parklands are a linear corridor of federally managed green space and scenic natural areas flanking the Baltimore-Washington Parkway in the Washington, D.C. region.

A. Garrett Park, Maryland
Garrett Park, Maryland is a small, historic, predominantly residential town in Montgomery County known for its tree-lined streets, Victorian-era homes, and strong community character.
B. W&OD Railroad Regional Park
W&OD Railroad Regional Park is a popular Northern Virginia linear park and rail-trail that follows the former Washington & Old Dominion Railroad corridor, offering miles of paved paths for walking, running, and cycling.
C. Kelly Road Park
Kelly Road Park is a public recreational park in Apex, North Carolina, featuring outdoor amenities such as sports fields, playgrounds, and walking areas for community use.
D. Patapsco Valley State Park
Patapsco Valley State Park is a large, historically significant Maryland state park known for its wooded river valley, extensive hiking and biking trails, and scenic waterfalls along the Patapsco River.
E. East Potomac Park
East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
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_69a885f11b048190935025a035302715`	completed	March 4, 2026, 7:20 p.m.
NER	Named-entity recognition	`batch_69a908a15e308190b8bec55d1712812a`	completed	March 5, 2026, 4:37 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ad469474c88190b80d6d7a30c9e19d`	completed	March 8, 2026, 9:51 a.m.
NEDg	Description generation	`batch_69ad470069f08190b886041d1a1c7707`	completed	March 8, 2026, 9:53 a.m.
NED2	Entity disambiguation (via description)	`batch_69ad475d9528819086546aae6db74e19`	completed	March 8, 2026, 9:54 a.m.

Created at: March 4, 2026, 7:27 p.m.