Triple
T11613035
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Waterworks and Sewerage System |
E275431
|
entity |
| Predicate | regulates |
P46
|
FINISHED |
| Object |
Maynilad Water Services, Inc.
Maynilad Water Services, Inc. is a major private water and wastewater service provider responsible for supplying and managing water services in the West Zone of Metro Manila, Philippines.
|
E936709
|
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: Maynilad Water Services, Inc. | Statement: [Metropolitan Waterworks and Sewerage System, regulates, Maynilad Water Services, Inc.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maynilad Water Services, Inc. Context triple: [Metropolitan Waterworks and Sewerage System, regulates, Maynilad Water Services, Inc.]
-
A.
Metropolitan Waterworks and Sewerage System
The Metropolitan Waterworks and Sewerage System is a Philippine government agency responsible for providing and regulating water supply and sewerage services in Metro Manila and nearby areas.
-
B.
Angat–Ipo–La Mesa water system
The Angat–Ipo–La Mesa water system is a major integrated water supply network in the Philippines that sources, stores, and conveys water from the Angat and Ipo dams to the La Mesa watershed and treatment facilities serving Metro Manila.
-
C.
Pasig River Rehabilitation Commission
The Pasig River Rehabilitation Commission is a Philippine government body tasked with restoring, managing, and overseeing the environmental rehabilitation and sustainable development of the Pasig River and its surrounding areas.
-
D.
Maligaya Development Corporation
Maligaya Development Corporation is a Philippine company known for managing and operating large-scale venues and facilities, including the Philippine Arena.
-
E.
Laguna Lake Development Authority
The Laguna Lake Development Authority is a Philippine government agency responsible for the sustainable management, development, and environmental protection of the Laguna de Bay region and its watershed.
- 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: Maynilad Water Services, Inc. Triple: [Metropolitan Waterworks and Sewerage System, regulates, Maynilad Water Services, Inc.]
Generated description
Maynilad Water Services, Inc. is a major private water and wastewater service provider responsible for supplying and managing water services in the West Zone of Metro Manila, Philippines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Maynilad Water Services, Inc. Target entity description: Maynilad Water Services, Inc. is a major private water and wastewater service provider responsible for supplying and managing water services in the West Zone of Metro Manila, Philippines.
-
A.
Metropolitan Waterworks and Sewerage System
The Metropolitan Waterworks and Sewerage System is a Philippine government agency responsible for providing and regulating water supply and sewerage services in Metro Manila and nearby areas.
-
B.
Angat–Ipo–La Mesa water system
The Angat–Ipo–La Mesa water system is a major integrated water supply network in the Philippines that sources, stores, and conveys water from the Angat and Ipo dams to the La Mesa watershed and treatment facilities serving Metro Manila.
-
C.
Pasig River Rehabilitation Commission
The Pasig River Rehabilitation Commission is a Philippine government body tasked with restoring, managing, and overseeing the environmental rehabilitation and sustainable development of the Pasig River and its surrounding areas.
-
D.
Maligaya Development Corporation
Maligaya Development Corporation is a Philippine company known for managing and operating large-scale venues and facilities, including the Philippine Arena.
-
E.
Laguna Lake Development Authority
The Laguna Lake Development Authority is a Philippine government agency responsible for the sustainable management, development, and environmental protection of the Laguna de Bay region and its watershed.
- 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_69d6aaf84b548190ac072e4fb89ae18f |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8a044a3088190b92f4674c2d0b443 |
completed | April 10, 2026, 7:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e8a84161d88190a3e810d19d6ea8b8 |
completed | April 22, 2026, 10:51 a.m. |
| NEDg | Description generation | batch_69e8af9665648190b7732076aa129671 |
completed | April 22, 2026, 11:23 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ee5b41febc8190bc37672535735710 |
completed | April 26, 2026, 6:36 p.m. |
Created at: April 8, 2026, 9:38 p.m.