Triple
T18276056
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pantabangan River |
E437736
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Pantabangan–Carranglan Watershed
The Pantabangan–Carranglan Watershed is a major protected drainage basin in Nueva Ecija, Philippines, that supplies water for irrigation, power generation, and domestic use in the region.
|
E1251086
|
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: Pantabangan–Carranglan Watershed | Statement: [Pantabangan River, partOf, Pantabangan–Carranglan Watershed]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pantabangan–Carranglan Watershed Context triple: [Pantabangan River, partOf, Pantabangan–Carranglan Watershed]
-
A.
Carranglan River
Carranglan River is a river in Nueva Ecija, Philippines, that serves as a major tributary within the watershed feeding the Pantabangan Dam and its reservoir system.
-
B.
Meycauayan River
Meycauayan River is a heavily polluted river in Bulacan, Philippines, known for flowing through industrial and residential areas before emptying into Manila Bay.
-
C.
Tanjay River
Tanjay River is a waterway in the Philippines that flows through the city of Tanjay in Negros Oriental, supporting local ecosystems and communities.
-
D.
Tagum-Libuganon River system
The Tagum-Libuganon River system is a major river network in Mindanao, Philippines, that flows through Davao del Norte and empties into the Davao Gulf, supporting agriculture, fisheries, and local communities along its course.
-
E.
Laoag River
Laoag River is a major waterway in Ilocos Norte, Philippines, flowing through the city of Laoag and playing an important role in local agriculture and settlement.
- 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: Pantabangan–Carranglan Watershed Triple: [Pantabangan River, partOf, Pantabangan–Carranglan Watershed]
Generated description
The Pantabangan–Carranglan Watershed is a major protected drainage basin in Nueva Ecija, Philippines, that supplies water for irrigation, power generation, and domestic use in the region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pantabangan–Carranglan Watershed Target entity description: The Pantabangan–Carranglan Watershed is a major protected drainage basin in Nueva Ecija, Philippines, that supplies water for irrigation, power generation, and domestic use in the region.
-
A.
Carranglan River
chosen
Carranglan River is a river in Nueva Ecija, Philippines, that serves as a major tributary within the watershed feeding the Pantabangan Dam and its reservoir system.
-
B.
Meycauayan River
Meycauayan River is a heavily polluted river in Bulacan, Philippines, known for flowing through industrial and residential areas before emptying into Manila Bay.
-
C.
Tanjay River
Tanjay River is a waterway in the Philippines that flows through the city of Tanjay in Negros Oriental, supporting local ecosystems and communities.
-
D.
Tagum-Libuganon River system
The Tagum-Libuganon River system is a major river network in Mindanao, Philippines, that flows through Davao del Norte and empties into the Davao Gulf, supporting agriculture, fisheries, and local communities along its course.
-
E.
Laoag River
Laoag River is a major waterway in Ilocos Norte, Philippines, flowing through the city of Laoag and playing an important role in local agriculture and settlement.
- F. None of above.
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_69d8b914530c8190b4474d862a2b2a1b |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e50051bccc8190832eacdb6945d6b7 |
completed | April 19, 2026, 4:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a03b3fdff648190a738adf86d8d470b |
completed | May 12, 2026, 11:13 p.m. |
| NEDg | Description generation | batch_6a03b4bb6ae48190a68c2a3314f0d3ba |
completed | May 12, 2026, 11:16 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a03b56958a0819088613a9726c71819 |
completed | May 12, 2026, 11:19 p.m. |
Created at: April 10, 2026, 10:34 a.m.