Triple
T11324064
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Anacostia Tributary Trail System |
E268163
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Anacostia watershed greenway network
The Anacostia watershed greenway network is a connected system of parks, trails, and natural corridors along the Anacostia River and its tributaries designed to support recreation, conservation, and alternative transportation in the region.
|
E268163
|
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: Anacostia watershed greenway network | Statement: [Anacostia Tributary Trail System, partOf, Anacostia watershed greenway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Anacostia watershed greenway network Context triple: [Anacostia Tributary Trail System, partOf, Anacostia watershed greenway network]
-
A.
Anacostia Tributary Trail System
The Anacostia Tributary Trail System is a network of multi-use trails in the Washington, D.C. metropolitan area that follows the tributaries of the Anacostia River, providing recreational and commuter routes for cyclists, runners, and walkers.
-
B.
Gwynns Falls Greenway
Gwynns Falls Greenway is an urban greenway and trail system in Baltimore that preserves natural areas along the Gwynns Falls stream while providing recreational paths for walking and biking.
-
C.
Anacostia Riverwalk Trail
The Anacostia Riverwalk Trail is a multi-use recreational path in Washington, D.C., that connects parks, neighborhoods, and waterfront areas along the Anacostia River.
-
D.
Nine Mile Run greenway
Nine Mile Run greenway is an urban green corridor and restored natural area in Pittsburgh that provides trails, recreation space, and ecological habitat along the Nine Mile Run stream.
-
E.
Capital Crescent Trail
The Capital Crescent Trail is a popular multi-use rail trail in the Washington, D.C. area, known for its scenic route along the Potomac River connecting Georgetown to suburban Maryland.
- 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: Anacostia watershed greenway network Triple: [Anacostia Tributary Trail System, partOf, Anacostia watershed greenway network]
Generated description
The Anacostia watershed greenway network is a connected system of parks, trails, and natural corridors along the Anacostia River and its tributaries designed to support recreation, conservation, and alternative transportation in the region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Anacostia watershed greenway network Target entity description: The Anacostia watershed greenway network is a connected system of parks, trails, and natural corridors along the Anacostia River and its tributaries designed to support recreation, conservation, and alternative transportation in the region.
-
A.
Anacostia Tributary Trail System
chosen
The Anacostia Tributary Trail System is a network of multi-use trails in the Washington, D.C. metropolitan area that follows the tributaries of the Anacostia River, providing recreational and commuter routes for cyclists, runners, and walkers.
-
B.
Gwynns Falls Greenway
Gwynns Falls Greenway is an urban greenway and trail system in Baltimore that preserves natural areas along the Gwynns Falls stream while providing recreational paths for walking and biking.
-
C.
Anacostia Riverwalk Trail
The Anacostia Riverwalk Trail is a multi-use recreational path in Washington, D.C., that connects parks, neighborhoods, and waterfront areas along the Anacostia River.
-
D.
Nine Mile Run greenway
Nine Mile Run greenway is an urban green corridor and restored natural area in Pittsburgh that provides trails, recreation space, and ecological habitat along the Nine Mile Run stream.
-
E.
Capital Crescent Trail
The Capital Crescent Trail is a popular multi-use rail trail in the Washington, D.C. area, known for its scenic route along the Potomac River connecting Georgetown to suburban Maryland.
- F. None of above.
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_69d6aacb1f0881908c84a349fd1be047 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e9e122e48190b3f890de8d561480 |
completed | April 9, 2026, 6:03 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e525fb8d74819089d1505d1f0f116c |
completed | April 19, 2026, 6:59 p.m. |
| NEDg | Description generation | batch_69e52c82b6108190aec9b6e9d726f803 |
completed | April 19, 2026, 7:26 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e531c2a4b88190bb1efd57536bae9a |
completed | April 19, 2026, 7:49 p.m. |
Created at: April 8, 2026, 9:32 p.m.