Triple
T5901656
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Highlands of Sri Lanka |
E131239
|
entity |
| Predicate | isWatershedFor |
P17416
|
FINISHED |
| Object |
Kelani River
The Kelani River is one of Sri Lanka’s major rivers, flowing from the central highlands through key urban areas including Colombo before emptying into the Indian Ocean.
|
E566900
|
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: Kelani River | Statement: [Central Highlands of Sri Lanka, isWatershedFor, Kelani River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kelani River Context triple: [Central Highlands of Sri Lanka, isWatershedFor, Kelani River]
-
A.
Meriti River
The Meriti River is a watercourse in the state of Rio de Janeiro, Brazil, that flows through the metropolitan area and empties into Guanabara Bay.
-
B.
Kuma River
The Kuma River is a significant river in southwestern Russia that flows through the North Caucasus region, including Stavropol Krai, before emptying into the Caspian Sea.
-
C.
Tua River
The Tua River is a river in northeastern Portugal that flows through a rugged, scenic valley before joining the Douro River.
-
D.
Maner River
The Maner River is a tributary of the Manjira River in southern India, contributing to the Godavari river basin and regional irrigation.
-
E.
Tuivai River
The Tuivai River is a tributary waterway in northeastern India that contributes to the Barak River system and helps drain parts of the surrounding hilly terrain.
- 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: Kelani River Triple: [Central Highlands of Sri Lanka, isWatershedFor, Kelani River]
Generated description
The Kelani River is one of Sri Lanka’s major rivers, flowing from the central highlands through key urban areas including Colombo before emptying into the Indian Ocean.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kelani River Target entity description: The Kelani River is one of Sri Lanka’s major rivers, flowing from the central highlands through key urban areas including Colombo before emptying into the Indian Ocean.
-
A.
Meriti River
The Meriti River is a watercourse in the state of Rio de Janeiro, Brazil, that flows through the metropolitan area and empties into Guanabara Bay.
-
B.
Kuma River
The Kuma River is a significant river in southwestern Russia that flows through the North Caucasus region, including Stavropol Krai, before emptying into the Caspian Sea.
-
C.
Tua River
The Tua River is a river in northeastern Portugal that flows through a rugged, scenic valley before joining the Douro River.
-
D.
Maner River
The Maner River is a tributary of the Manjira River in southern India, contributing to the Godavari river basin and regional irrigation.
-
E.
Tuivai River
The Tuivai River is a tributary waterway in northeastern India that contributes to the Barak River system and helps drain parts of the surrounding hilly terrain.
- 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_69c0085864a88190a569c05ff7d65f29 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c049fdb3e08190a72337ab4f48bc8e |
completed | March 22, 2026, 7:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c11cbc676c8190bdac874391a608e8 |
completed | March 23, 2026, 10:58 a.m. |
| NEDg | Description generation | batch_69c11d9102648190a61e9a85ead0fff4 |
completed | March 23, 2026, 11:01 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c11e76f5c48190adabb10472729cb2 |
completed | March 23, 2026, 11:05 a.m. |
Created at: March 22, 2026, 3:58 p.m.