Triple

T15948822
Position Surface form Disambiguated ID Type / Status
Subject Tulloch Dam E386759 entity
Predicate formsReservoir P11309 FINISHED
Object Tulloch Reservoir
Tulloch Reservoir is a man-made lake in California’s Sierra Nevada foothills used primarily for water storage, hydroelectric power generation, and recreation.
 E1184742 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: Tulloch Reservoir | Statement: [Tulloch Dam, formsReservoir, Tulloch Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tulloch Reservoir
Context triple: [Tulloch Dam, formsReservoir, Tulloch Reservoir]
  • A. Threipmuir Reservoir
    Threipmuir Reservoir is a man-made freshwater reservoir in the Pentland Hills near Edinburgh, Scotland, used primarily for water supply, flood control, and recreation.
  • B. Glencorse Reservoir
    Glencorse Reservoir is a scenic man-made lake in the Pentland Hills near Edinburgh, Scotland, used for water supply, recreation, and outdoor activities.
  • C. Harlaw Reservoir
    Harlaw Reservoir is a man-made freshwater reservoir in the Pentland Hills near Edinburgh, Scotland, used primarily for water supply and recreational activities such as walking and fishing.
  • D. Craig Goch Reservoir
    Craig Goch Reservoir is a scenic upland water reservoir in the Elan Valley of mid Wales, known for its impressive stone dam and role in the region’s historic water supply system.
  • E. Cowm Reservoir
    Cowm Reservoir is a man-made lake near Whitworth in Lancashire, England, used for water supply and popular for outdoor recreation such as walking and watersports.
  • 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: Tulloch Reservoir
Triple: [Tulloch Dam, formsReservoir, Tulloch Reservoir]
Generated description
Tulloch Reservoir is a man-made lake in California’s Sierra Nevada foothills used primarily for water storage, hydroelectric power generation, and recreation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tulloch Reservoir
Target entity description: Tulloch Reservoir is a man-made lake in California’s Sierra Nevada foothills used primarily for water storage, hydroelectric power generation, and recreation.
  • A. Threipmuir Reservoir
    Threipmuir Reservoir is a man-made freshwater reservoir in the Pentland Hills near Edinburgh, Scotland, used primarily for water supply, flood control, and recreation.
  • B. Glencorse Reservoir
    Glencorse Reservoir is a scenic man-made lake in the Pentland Hills near Edinburgh, Scotland, used for water supply, recreation, and outdoor activities.
  • C. Harlaw Reservoir
    Harlaw Reservoir is a man-made freshwater reservoir in the Pentland Hills near Edinburgh, Scotland, used primarily for water supply and recreational activities such as walking and fishing.
  • D. Craig Goch Reservoir
    Craig Goch Reservoir is a scenic upland water reservoir in the Elan Valley of mid Wales, known for its impressive stone dam and role in the region’s historic water supply system.
  • E. Cowm Reservoir
    Cowm Reservoir is a man-made lake near Whitworth in Lancashire, England, used for water supply and popular for outdoor recreation such as walking and watersports.
  • 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_69d86da882448190a82ea962fe343b79 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e156d3cc04819097367369a78d6ef2 completed April 16, 2026, 9:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffb5c207588190a3d17e5f09d12997 completed May 9, 2026, 10:31 p.m.
NEDg Description generation batch_69ffb706eb348190baba254656fc0e71 completed May 9, 2026, 10:36 p.m.
NED2 Entity disambiguation (via description) batch_69ffb7812bf08190918c1410565633e2 completed May 9, 2026, 10:38 p.m.
Created at: April 10, 2026, 4:53 a.m.