Triple

T492981

Position	Surface form	Disambiguated ID	Type / Status
Subject	National Recreation Trail	`E10228`	entity
Predicate	legalBasis	`P125`	FINISHED
Object	National Trails System Act The National Trails System Act is a 1968 U.S. federal law that established a nationwide system of scenic, historic, and recreational trails and set the framework for their designation, protection, and management.	`E61814`	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: National Trails System Act | Statement: [National Recreation Trail, legalBasis, National Trails System Act]

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

Target entity: National Trails System Act
Context triple: [National Recreation Trail, legalBasis, National Trails System Act]

A. National Park Service Organic Act
The National Park Service Organic Act is the 1916 U.S. federal law that created the National Park Service and established its mission to conserve park resources while providing for their public enjoyment.
B. Wilderness Act of 1964
The Wilderness Act of 1964 is a landmark U.S. environmental law that created the National Wilderness Preservation System to permanently protect designated federal lands in their natural, undeveloped state.
C. National Trails System units
National Trails System units are federally designated long-distance trails in the United States that preserve scenic, historic, and recreational routes across diverse landscapes.
D. National Recreation Trail
A National Recreation Trail is a federally recognized trail in the United States designated for its outstanding recreation opportunities and contribution to public access and enjoyment of the outdoors.
E. Highway Beautification Act of 1965
The Highway Beautification Act of 1965 is a U.S. federal law championed by President Lyndon B. Johnson that regulates outdoor advertising and promotes scenic enhancement along the nation’s interstate and primary highway systems.
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: National Trails System Act
Triple: [National Recreation Trail, legalBasis, National Trails System Act]

Generated description

The National Trails System Act is a 1968 U.S. federal law that established a nationwide system of scenic, historic, and recreational trails and set the framework for their designation, protection, and management.

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

Target entity: National Trails System Act
Target entity description: The National Trails System Act is a 1968 U.S. federal law that established a nationwide system of scenic, historic, and recreational trails and set the framework for their designation, protection, and management.

A. National Park Service Organic Act
The National Park Service Organic Act is the 1916 U.S. federal law that created the National Park Service and established its mission to conserve park resources while providing for their public enjoyment.
B. Wilderness Act of 1964
The Wilderness Act of 1964 is a landmark U.S. environmental law that created the National Wilderness Preservation System to permanently protect designated federal lands in their natural, undeveloped state.
C. National Trails System units
National Trails System units are federally designated long-distance trails in the United States that preserve scenic, historic, and recreational routes across diverse landscapes.
D. National Recreation Trail
A National Recreation Trail is a federally recognized trail in the United States designated for its outstanding recreation opportunities and contribution to public access and enjoyment of the outdoors.
E. Highway Beautification Act of 1965
The Highway Beautification Act of 1965 is a U.S. federal law championed by President Lyndon B. Johnson that regulates outdoor advertising and promotes scenic enhancement along the nation’s interstate and primary highway systems.
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_69a2e847df8481909239ec08ccf1e376`	completed	Feb. 28, 2026, 1:06 p.m.
NER	Named-entity recognition	`batch_69a2f0faab4881909f65f172198b5bd2`	completed	Feb. 28, 2026, 1:43 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69a47d2c33bc81909d0743ca3ef96c00`	completed	March 1, 2026, 5:53 p.m.
NEDg	Description generation	`batch_69a480d0d5608190b9adf3bc9803e765`	completed	March 1, 2026, 6:09 p.m.
NED2	Entity disambiguation (via description)	`batch_69a4811bb2fc81909f524d172f7ba9b7`	completed	March 1, 2026, 6:10 p.m.

Created at: Feb. 28, 2026, 1:12 p.m.