Triple

T5357777
Position Surface form Disambiguated ID Type / Status
Subject La Mesa Watershed E102741 entity
Predicate hasPart P35 FINISHED
Object La Mesa Reservoir
La Mesa Reservoir is a major water storage facility in the Philippines that supplies potable water to Metro Manila and is located within the protected La Mesa Watershed.
 E524830 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: La Mesa Reservoir | Statement: [La Mesa Watershed, hasPart, La Mesa Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: La Mesa Reservoir
Context triple: [La Mesa Watershed, hasPart, La Mesa Reservoir]
  • A. Martinez Reservoir
    Martinez Reservoir is a man-made water storage facility in Contra Costa County, California, used for municipal and irrigation supply as part of the region’s canal and water management system.
  • B. Abiquiu Reservoir
    Abiquiu Reservoir is a man-made lake in northern New Mexico known for its scenic desert landscape, recreational opportunities, and role in regional water storage and management.
  • C. La Paloma Reservoir
    La Paloma Reservoir is a major artificial lake in Chile’s Coquimbo Region, known for supporting irrigation and water supply in the Monte Patria area.
  • D. Camanche Reservoir
    Camanche Reservoir is a man-made lake in California used for water storage, flood control, recreation, and wildlife habitat along the Mokelumne River.
  • E. Don Pedro Reservoir
    Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
  • 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: La Mesa Reservoir
Triple: [La Mesa Watershed, hasPart, La Mesa Reservoir]
Generated description
La Mesa Reservoir is a major water storage facility in the Philippines that supplies potable water to Metro Manila and is located within the protected La Mesa Watershed.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: La Mesa Reservoir
Target entity description: La Mesa Reservoir is a major water storage facility in the Philippines that supplies potable water to Metro Manila and is located within the protected La Mesa Watershed.
  • A. Martinez Reservoir
    Martinez Reservoir is a man-made water storage facility in Contra Costa County, California, used for municipal and irrigation supply as part of the region’s canal and water management system.
  • B. Abiquiu Reservoir
    Abiquiu Reservoir is a man-made lake in northern New Mexico known for its scenic desert landscape, recreational opportunities, and role in regional water storage and management.
  • C. La Paloma Reservoir
    La Paloma Reservoir is a major artificial lake in Chile’s Coquimbo Region, known for supporting irrigation and water supply in the Monte Patria area.
  • D. Camanche Reservoir
    Camanche Reservoir is a man-made lake in California used for water storage, flood control, recreation, and wildlife habitat along the Mokelumne River.
  • E. Don Pedro Reservoir
    Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
  • 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_69bd43d8f7248190b64c140734b5c9a8 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd863099b081909d20f7014b98de5a completed March 20, 2026, 5:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf7fd0a2c48190ba0c2e3259c3691f completed March 22, 2026, 5:36 a.m.
NEDg Description generation batch_69bf80e2f34081909bcc695e1b91e3ef completed March 22, 2026, 5:40 a.m.
NED2 Entity disambiguation (via description) batch_69bf813985d881908801f1eee573c220 completed March 22, 2026, 5:42 a.m.
Created at: March 20, 2026, 2:01 p.m.