Triple
T20885727
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Angat–Ipo–La Mesa water system |
E514273
|
entity |
| Predicate | hasStorageFacility |
P3676
|
FINISHED |
| Object | La Mesa reservoir |
—
|
NE NERFINISHED |
How this triple was built (2 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: [Angat–Ipo–La Mesa water system, hasStorageFacility, La Mesa reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: La Mesa reservoir Context triple: [Angat–Ipo–La Mesa water system, hasStorageFacility, La Mesa reservoir]
-
A.
La Mesa Reservoir
chosen
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.
-
B.
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.
-
C.
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.
-
D.
Los Barreales Reservoir
Los Barreales Reservoir is an artificial lake in Argentina’s Neuquén Province, created on the Neuquén River and known for hydroelectric use, water regulation, and nearby paleontological sites.
-
E.
San Carlos Reservoir
San Carlos Reservoir is a large artificial lake on the Gila River in Arizona, primarily used for irrigation, flood control, and recreation.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4f733f081908a401c0b7beb0b9f |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c67c9d1c81908031eb77c124f119 |
completed | April 21, 2026, 12:36 a.m. |
Created at: April 16, 2026, 12:46 p.m.