Triple

T493050
Position Surface form Disambiguated ID Type / Status
Subject Rails-to-Trails Conservancy E10229 entity
Predicate notableProject P4 FINISHED
Object Great American Rail-Trail
The Great American Rail-Trail is a developing cross-country multiuse trail route that aims to connect existing and new rail-trails into a continuous path spanning the United States from Washington, D.C., to Washington State.
E61815 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: Great American Rail-Trail | Statement: [Rails-to-Trails Conservancy, notableProject, Great American Rail-Trail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great American Rail-Trail
Context triple: [Rails-to-Trails Conservancy, notableProject, Great American Rail-Trail]
  • A. National Millennium Trail
    The National Millennium Trail is a U.S. program that recognizes historically and culturally significant long-distance trails, such as the Freedom Trail, as part of a national legacy of pathways.
  • B. TransAmerica Trail Bicycle Route (segment)
    The TransAmerica Trail Bicycle Route (segment) in Pueblo County, Colorado is part of a cross-country cycling route that guides long-distance bicyclists through the county’s varied plains and foothill landscapes.
  • C. Appalachian Trail
    The Appalachian Trail is a famous long-distance hiking footpath in the eastern United States that stretches over 2,000 miles from Georgia to Maine through diverse mountain and forest 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. Katy Trail
    Katy Trail is a popular urban hike-and-bike trail in Dallas, Texas, converted from an old railroad line and known for jogging, cycling, and connecting several city neighborhoods.
  • 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: Great American Rail-Trail
Triple: [Rails-to-Trails Conservancy, notableProject, Great American Rail-Trail]
Generated description
The Great American Rail-Trail is a developing cross-country multiuse trail route that aims to connect existing and new rail-trails into a continuous path spanning the United States from Washington, D.C., to Washington State.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Great American Rail-Trail
Target entity description: The Great American Rail-Trail is a developing cross-country multiuse trail route that aims to connect existing and new rail-trails into a continuous path spanning the United States from Washington, D.C., to Washington State.
  • A. National Millennium Trail
    The National Millennium Trail is a U.S. program that recognizes historically and culturally significant long-distance trails, such as the Freedom Trail, as part of a national legacy of pathways.
  • B. TransAmerica Trail Bicycle Route (segment)
    The TransAmerica Trail Bicycle Route (segment) in Pueblo County, Colorado is part of a cross-country cycling route that guides long-distance bicyclists through the county’s varied plains and foothill landscapes.
  • C. Appalachian Trail
    The Appalachian Trail is a famous long-distance hiking footpath in the eastern United States that stretches over 2,000 miles from Georgia to Maine through diverse mountain and forest 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. Katy Trail
    Katy Trail is a popular urban hike-and-bike trail in Dallas, Texas, converted from an old railroad line and known for jogging, cycling, and connecting several city neighborhoods.
  • 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.