Triple

T16360441
Position Surface form Disambiguated ID Type / Status
Subject Angat E397295 entity
Predicate hasNotableFeature P642 FINISHED
Object Angat River system
The Angat River system is a major river network in Bulacan, Philippines, that supplies water, hydroelectric power, and irrigation to Metro Manila and surrounding provinces.
 E1210948 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: Angat River system | Statement: [Angat, hasNotableFeature, Angat River system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Angat River system
Context triple: [Angat, hasNotableFeature, Angat River system]
  • A. Matawin River
    The Matawin River is a significant waterway in Quebec, Canada, known for its forested watershed, recreational activities like canoeing and fishing, and its role in regional hydroelectric development.
  • B. Anie River
    The Anie River is a watercourse in West Africa that feeds into the Mono River system, contributing to the region’s hydrology and local ecosystems.
  • C. Katibas River
    Katibas River is a tributary waterway in Sarawak, Malaysia, that feeds into the larger Rajang River system.
  • D. Tinuy-an River
    Tinuy-an River is the watercourse in Surigao del Sur, Philippines, that feeds and drains the multi-tiered Tinuy-an Falls, often called the "Niagara Falls of the Philippines."
  • E. Turakina River
    Turakina River is a river in New Zealand’s North Island that flows through the Manawatū-Whanganui region to the South Taranaki Bight.
  • 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: Angat River system
Triple: [Angat, hasNotableFeature, Angat River system]
Generated description
The Angat River system is a major river network in Bulacan, Philippines, that supplies water, hydroelectric power, and irrigation to Metro Manila and surrounding provinces.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Angat River system
Target entity description: The Angat River system is a major river network in Bulacan, Philippines, that supplies water, hydroelectric power, and irrigation to Metro Manila and surrounding provinces.
  • A. Matawin River
    The Matawin River is a significant waterway in Quebec, Canada, known for its forested watershed, recreational activities like canoeing and fishing, and its role in regional hydroelectric development.
  • B. Anie River
    The Anie River is a watercourse in West Africa that feeds into the Mono River system, contributing to the region’s hydrology and local ecosystems.
  • C. Katibas River
    Katibas River is a tributary waterway in Sarawak, Malaysia, that feeds into the larger Rajang River system.
  • D. Tinuy-an River
    Tinuy-an River is the watercourse in Surigao del Sur, Philippines, that feeds and drains the multi-tiered Tinuy-an Falls, often called the "Niagara Falls of the Philippines."
  • E. Turakina River
    Turakina River is a river in New Zealand’s North Island that flows through the Manawatū-Whanganui region to the South Taranaki Bight.
  • 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_69d87f2778dc8190aa95c7572db127e6 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e2fad241848190a9f32c7b050f20a5 completed April 18, 2026, 3:30 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00355df6188190929be8584b5ac87e completed May 10, 2026, 7:35 a.m.
NEDg Description generation batch_6a0036e07d2081908db03dcc133f8421 completed May 10, 2026, 7:42 a.m.
NED2 Entity disambiguation (via description) batch_6a00384f51d081909a5ab0630f82d173 completed May 10, 2026, 7:48 a.m.
Created at: April 10, 2026, 5:08 a.m.