Triple

T9973171
Position Surface form Disambiguated ID Type / Status
Subject Anacostia Riverwalk Trail E196258 entity
Predicate partOf P40 FINISHED
Object Capital Trails Network
The Capital Trails Network is a coordinated system of multi-use trails in the Washington, D.C. region designed to provide a connected, accessible network for walking, biking, and other non-motorized transportation.
 E832301 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: Capital Trails Network | Statement: [Anacostia Riverwalk Trail, partOf, Capital Trails Network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Capital Trails Network
Context triple: [Anacostia Riverwalk Trail, partOf, Capital Trails Network]
  • A. Ridge to Rivers trail system
    The Ridge to Rivers trail system is an extensive network of interconnected hiking, biking, and running trails in the Boise Foothills that provides outdoor recreation and access to natural open space for residents and visitors.
  • B. Tri-Cities regional trail network
    The Tri-Cities regional trail network is an interconnected system of recreational trails in Washington’s Tri-Cities area that links natural areas, parks, and preserves for hiking, biking, and outdoor access.
  • C. South County Trailway
    The South County Trailway is a paved multi-use rail trail in Westchester County, New York, popular for cycling, running, and walking along a former railroad corridor.
  • D. Iron Horse Regional Trail
    The Iron Horse Regional Trail is a multi-use, paved rail-trail in California’s East Bay that follows a former railroad corridor through several communities, including Danville.
  • E. Three Rivers Heritage Trail
    The Three Rivers Heritage Trail is a multi-use riverfront trail system in Pittsburgh, Pennsylvania, that follows the banks of the city’s three rivers and connects numerous parks, neighborhoods, and historic sites.
  • 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: Capital Trails Network
Triple: [Anacostia Riverwalk Trail, partOf, Capital Trails Network]
Generated description
The Capital Trails Network is a coordinated system of multi-use trails in the Washington, D.C. region designed to provide a connected, accessible network for walking, biking, and other non-motorized transportation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Capital Trails Network
Target entity description: The Capital Trails Network is a coordinated system of multi-use trails in the Washington, D.C. region designed to provide a connected, accessible network for walking, biking, and other non-motorized transportation.
  • A. Ridge to Rivers trail system
    The Ridge to Rivers trail system is an extensive network of interconnected hiking, biking, and running trails in the Boise Foothills that provides outdoor recreation and access to natural open space for residents and visitors.
  • B. Tri-Cities regional trail network
    The Tri-Cities regional trail network is an interconnected system of recreational trails in Washington’s Tri-Cities area that links natural areas, parks, and preserves for hiking, biking, and outdoor access.
  • C. South County Trailway
    The South County Trailway is a paved multi-use rail trail in Westchester County, New York, popular for cycling, running, and walking along a former railroad corridor.
  • D. Iron Horse Regional Trail
    The Iron Horse Regional Trail is a multi-use, paved rail-trail in California’s East Bay that follows a former railroad corridor through several communities, including Danville.
  • E. Three Rivers Heritage Trail
    The Three Rivers Heritage Trail is a multi-use riverfront trail system in Pittsburgh, Pennsylvania, that follows the banks of the city’s three rivers and connects numerous parks, neighborhoods, and historic sites.
  • 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_69ca82eea2b88190a0e511d21a31f386 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cdb7bc68608190a6545ea112850618 completed April 2, 2026, 12:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69d23dd3e47c819095fef68b9939ec19 completed April 5, 2026, 10:47 a.m.
NEDg Description generation batch_69d23eb2971c8190bcdbc31b4ef19816 completed April 5, 2026, 10:51 a.m.
NED2 Entity disambiguation (via description) batch_69d240d7b7e881909183d7c33bd8cb5b completed April 5, 2026, 11 a.m.
Created at: March 30, 2026, 8:48 p.m.