Triple

T21316799
Position Surface form Disambiguated ID Type / Status
Subject Prosser Creek Reservoir E525492 entity
Predicate hasNearbyRecreationArea P28402 FINISHED
Object Prosser Creek Reservoir Recreation Area
Prosser Creek Reservoir Recreation Area is a public outdoor destination near Truckee, California, offering activities such as camping, boating, fishing, and picnicking around Prosser Creek Reservoir.
 E525492 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: Prosser Creek Reservoir Recreation Area | Statement: [Prosser Creek Reservoir, hasNearbyRecreationArea, Prosser Creek Reservoir Recreation Area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Prosser Creek Reservoir Recreation Area
Context triple: [Prosser Creek Reservoir, hasNearbyRecreationArea, Prosser Creek Reservoir Recreation Area]
  • A. Prosser Creek Reservoir
    Prosser Creek Reservoir is a man-made lake in Nevada County, California, used primarily for water storage, flood control, and recreation as part of the Truckee River system.
  • B. Koocanusa Reservoir Recreation Area
    Koocanusa Reservoir Recreation Area is a recreational destination along Lake Koocanusa offering opportunities for activities such as boating, fishing, camping, and other outdoor pursuits.
  • C. Willow Creek State Recreation Area
    Willow Creek State Recreation Area is a popular outdoor destination near Willow, Alaska, known for its fishing, camping, and scenic river and forest landscapes.
  • D. Bethany Reservoir State Recreation Area
    Bethany Reservoir State Recreation Area is a California state park centered around Bethany Reservoir that offers opportunities for fishing, boating, windsurfing, and picnicking.
  • E. Pleasant Creek State Recreation Area
    Pleasant Creek State Recreation Area is a public outdoor recreation and wildlife area in eastern Iowa known for its large reservoir, camping, fishing, boating, and hiking opportunities.
  • 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: Prosser Creek Reservoir Recreation Area
Triple: [Prosser Creek Reservoir, hasNearbyRecreationArea, Prosser Creek Reservoir Recreation Area]
Generated description
Prosser Creek Reservoir Recreation Area is a public outdoor destination near Truckee, California, offering activities such as camping, boating, fishing, and picnicking around Prosser Creek Reservoir.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Prosser Creek Reservoir Recreation Area
Target entity description: Prosser Creek Reservoir Recreation Area is a public outdoor destination near Truckee, California, offering activities such as camping, boating, fishing, and picnicking around Prosser Creek Reservoir.
  • A. Prosser Creek Reservoir chosen
    Prosser Creek Reservoir is a man-made lake in Nevada County, California, used primarily for water storage, flood control, and recreation as part of the Truckee River system.
  • B. Koocanusa Reservoir Recreation Area
    Koocanusa Reservoir Recreation Area is a recreational destination along Lake Koocanusa offering opportunities for activities such as boating, fishing, camping, and other outdoor pursuits.
  • C. Willow Creek State Recreation Area
    Willow Creek State Recreation Area is a popular outdoor destination near Willow, Alaska, known for its fishing, camping, and scenic river and forest landscapes.
  • D. Bethany Reservoir State Recreation Area
    Bethany Reservoir State Recreation Area is a California state park centered around Bethany Reservoir that offers opportunities for fishing, boating, windsurfing, and picnicking.
  • E. Pleasant Creek State Recreation Area
    Pleasant Creek State Recreation Area is a public outdoor recreation and wildlife area in eastern Iowa known for its large reservoir, camping, fishing, boating, and hiking opportunities.
  • 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_69e0b51ad810819098c12392c8e55f6c completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e75dd0b34481909dd6d37cf8e42144 completed April 21, 2026, 11:21 a.m.
NED1 Entity disambiguation (via context triple) batch_6a099edd7aec8190911c1c2b7f8a2232 completed May 17, 2026, 10:56 a.m.
NEDg Description generation batch_6a099f7804c48190b3b70dc7b16c991d completed May 17, 2026, 10:59 a.m.
NED2 Entity disambiguation (via description) batch_6a09a06ea2fc8190b1b7cc0e6574f574 completed May 17, 2026, 11:03 a.m.
Created at: April 16, 2026, 4:34 p.m.