Triple
T12150405
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MacArthur Bridge |
E289436
|
entity |
| Predicate | riverBasin |
P1559
|
FINISHED |
| Object |
Pasig River basin
The Pasig River basin is the watershed area in Metro Manila and surrounding regions that drains into the Pasig River, playing a crucial role in the area's hydrology, urban development, and flood management.
|
E46063
|
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: Pasig River basin | Statement: [MacArthur Bridge, riverBasin, Pasig River basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pasig River basin Context triple: [MacArthur Bridge, riverBasin, Pasig River basin]
-
A.
Pasig River
The Pasig River is a historically significant waterway in the Philippines that flows through Metro Manila, linking Laguna de Bay to Manila Bay and serving as a central feature of the capital’s urban landscape.
-
B.
Marikina River
Marikina River is a major waterway in Metro Manila, Philippines, known for flowing through the city of Marikina and frequently causing floods in surrounding urban areas.
-
C.
Marikina Valley
Marikina Valley is a low-lying alluvial valley in the eastern part of Metro Manila, Philippines, known for its dense urban communities and susceptibility to flooding from the Marikina River.
-
D.
Pampanga River
The Pampanga River is a major river system in the Philippines that drains much of central Luzon, supporting extensive agriculture and communities along its floodplain.
-
E.
Imus River
Imus River is a river in the province of Cavite in the Philippines that flows through several municipalities before emptying into Manila Bay.
- 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: Pasig River basin Triple: [MacArthur Bridge, riverBasin, Pasig River basin]
Generated description
The Pasig River basin is the watershed area in Metro Manila and surrounding regions that drains into the Pasig River, playing a crucial role in the area's hydrology, urban development, and flood management.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pasig River basin Target entity description: The Pasig River basin is the watershed area in Metro Manila and surrounding regions that drains into the Pasig River, playing a crucial role in the area's hydrology, urban development, and flood management.
-
A.
Pasig River
chosen
The Pasig River is a historically significant waterway in the Philippines that flows through Metro Manila, linking Laguna de Bay to Manila Bay and serving as a central feature of the capital’s urban landscape.
-
B.
Marikina River
Marikina River is a major waterway in Metro Manila, Philippines, known for flowing through the city of Marikina and frequently causing floods in surrounding urban areas.
-
C.
Marikina Valley
Marikina Valley is a low-lying alluvial valley in the eastern part of Metro Manila, Philippines, known for its dense urban communities and susceptibility to flooding from the Marikina River.
-
D.
Pampanga River
The Pampanga River is a major river system in the Philippines that drains much of central Luzon, supporting extensive agriculture and communities along its floodplain.
-
E.
Imus River
Imus River is a river in the province of Cavite in the Philippines that flows through several municipalities before emptying into Manila Bay.
- 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_69d6ab4c6710819097a9d228382dde43 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d915ae736c8190aaab05efb93c5854 |
completed | April 10, 2026, 3:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f61e4c19248190913451db0a084172 |
completed | May 2, 2026, 3:54 p.m. |
| NEDg | Description generation | batch_69f61f5b107c819082094791fcf7c5f4 |
completed | May 2, 2026, 3:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f62009766c8190985fafe9ba53ae7b |
completed | May 2, 2026, 4:02 p.m. |
Created at: April 8, 2026, 9:49 p.m.