Triple

T12763690

Position	Surface form	Disambiguated ID	Type / Status
Subject	Cedar River Trail (Linn County, Iowa)	`E305060`	entity
Predicate	connects	`P390`	FINISHED
Object	Cedar Rapids trail network The Cedar Rapids trail network is an interconnected system of multi-use recreational and commuter trails in and around Cedar Rapids, Iowa, linking parks, neighborhoods, and regional routes along the Cedar River.	`E1005398`	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: Cedar Rapids trail network | Statement: [Cedar River Trail (Linn County, Iowa), connects, Cedar Rapids trail network]

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

Target entity: Cedar Rapids trail network
Context triple: [Cedar River Trail (Linn County, Iowa), connects, Cedar Rapids trail network]

A. Des Moines metropolitan area trail network
The Des Moines metropolitan area trail network is an interconnected system of multi-use recreational and commuter trails that links parks, neighborhoods, and surrounding communities throughout the greater Des Moines region.
B. Rails-to-Trails network in Iowa
The Rails-to-Trails network in Iowa is a statewide system of former railroad corridors converted into multi-use recreational trails for walking, cycling, and other non-motorized activities.
C. Three Rivers Trail (Iowa)
Three Rivers Trail (Iowa) is a recreational multi-use rail trail in northern Iowa that follows former railroad corridors along several rivers, offering opportunities for hiking, biking, and nature viewing.
D. Raccoon River Valley Trail
The Raccoon River Valley Trail is a popular multi-use recreational trail in central Iowa that follows a former railroad corridor through rural communities, farmland, and scenic river landscapes.
E. Des Moines Creek Trail
Des Moines Creek Trail is a scenic multi-use path in Des Moines, Washington, that follows Des Moines Creek through forested parkland to the Puget Sound shoreline.
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: Cedar Rapids trail network
Triple: [Cedar River Trail (Linn County, Iowa), connects, Cedar Rapids trail network]

Generated description

The Cedar Rapids trail network is an interconnected system of multi-use recreational and commuter trails in and around Cedar Rapids, Iowa, linking parks, neighborhoods, and regional routes along the Cedar River.

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

Target entity: Cedar Rapids trail network
Target entity description: The Cedar Rapids trail network is an interconnected system of multi-use recreational and commuter trails in and around Cedar Rapids, Iowa, linking parks, neighborhoods, and regional routes along the Cedar River.

A. Des Moines metropolitan area trail network
The Des Moines metropolitan area trail network is an interconnected system of multi-use recreational and commuter trails that links parks, neighborhoods, and surrounding communities throughout the greater Des Moines region.
B. Rails-to-Trails network in Iowa
The Rails-to-Trails network in Iowa is a statewide system of former railroad corridors converted into multi-use recreational trails for walking, cycling, and other non-motorized activities.
C. Three Rivers Trail (Iowa)
Three Rivers Trail (Iowa) is a recreational multi-use rail trail in northern Iowa that follows former railroad corridors along several rivers, offering opportunities for hiking, biking, and nature viewing.
D. Raccoon River Valley Trail
The Raccoon River Valley Trail is a popular multi-use recreational trail in central Iowa that follows a former railroad corridor through rural communities, farmland, and scenic river landscapes.
E. Des Moines Creek Trail
Des Moines Creek Trail is a scenic multi-use path in Des Moines, Washington, that follows Des Moines Creek through forested parkland to the Puget Sound shoreline.
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_69d7bdf1fcd081909ffb0e0d6fa3a07d`	completed	April 9, 2026, 2:55 p.m.
NER	Named-entity recognition	`batch_69d96d8f9f588190bffdea878856204b`	completed	April 10, 2026, 9:37 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69f68eb7e8448190a097d40ed8927285`	completed	May 2, 2026, 11:54 p.m.
NEDg	Description generation	`batch_69f6902f138c8190a94a01c1fbb30b57`	completed	May 3, 2026, midnight
NED2	Entity disambiguation (via description)	`batch_69f69138b40881909e9c74d6d922e1f3`	completed	May 3, 2026, 12:05 a.m.

Created at: April 9, 2026, 5:28 p.m.