Triple

T7914535
Position Surface form Disambiguated ID Type / Status
Subject Des Moines River E183785 entity
Predicate hasReservoir P1025 FINISHED
Object Saylorville Lake
Saylorville Lake is a large man-made reservoir in central Iowa known for flood control, recreation, and wildlife habitat along the Des Moines River.
E863046 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: Saylorville Lake | Statement: [Des Moines River, hasReservoir, Saylorville Lake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Saylorville Lake
Context triple: [Des Moines River, hasReservoir, Saylorville Lake]
  • A. Kanopolis Lake
    Kanopolis Lake is a man-made reservoir in central Kansas known for its recreational opportunities, including boating, fishing, and hiking in the surrounding sandstone canyons and prairie.
  • B. Coralville Lake
    Coralville Lake is a reservoir in Iowa known for recreational activities and for exposing significant geological features such as the nearby Devonian Fossil Gorge.
  • C. Smithville Lake
    Smithville Lake is a large reservoir in Clay County, Missouri, popular for boating, fishing, camping, and other outdoor recreation.
  • D. Lewis Smith Lake
    Lewis Smith Lake is a large, deep reservoir in north-central Alabama known for its clear water, extensive shoreline, and popularity for boating, fishing, and lakeside recreation.
  • E. Harlan County Lake
    Harlan County Lake is a large reservoir in south-central Nebraska known for flood control, irrigation storage, and outdoor recreation such as fishing and boating.
  • 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: Saylorville Lake
Triple: [Des Moines River, hasReservoir, Saylorville Lake]
Generated description
Saylorville Lake is a large man-made reservoir in central Iowa known for flood control, recreation, and wildlife habitat along the Des Moines River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Saylorville Lake
Target entity description: Saylorville Lake is a large man-made reservoir in central Iowa known for flood control, recreation, and wildlife habitat along the Des Moines River.
  • A. Kanopolis Lake
    Kanopolis Lake is a man-made reservoir in central Kansas known for its recreational opportunities, including boating, fishing, and hiking in the surrounding sandstone canyons and prairie.
  • B. Coralville Lake
    Coralville Lake is a reservoir in Iowa known for recreational activities and for exposing significant geological features such as the nearby Devonian Fossil Gorge.
  • C. Smithville Lake
    Smithville Lake is a large reservoir in Clay County, Missouri, popular for boating, fishing, camping, and other outdoor recreation.
  • D. Lewis Smith Lake
    Lewis Smith Lake is a large, deep reservoir in north-central Alabama known for its clear water, extensive shoreline, and popularity for boating, fishing, and lakeside recreation.
  • E. Harlan County Lake
    Harlan County Lake is a large reservoir in south-central Nebraska known for flood control, irrigation storage, and outdoor recreation such as fishing and boating.
  • 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_69ca828efbe48190bd48482650182e79 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb3a759b548190af2e2aa0705d7051 completed March 31, 2026, 3:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69d87dfc46e08190bea27c11b987cb6d completed April 10, 2026, 4:35 a.m.
NEDg Description generation batch_69d8837e70508190b03e8983b2617eac completed April 10, 2026, 4:58 a.m.
NED2 Entity disambiguation (via description) batch_69d889cc40648190a1d80b955e676ea5 completed April 10, 2026, 5:25 a.m.
Created at: March 30, 2026, 5:04 p.m.