Triple
T9869438
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tungabhadra Dam |
E239917
|
entity |
| Predicate | hasReservoir |
P1025
|
FINISHED |
| Object |
Tungabhadra Reservoir
Tungabhadra Reservoir is a large artificial lake in southern India formed by the impoundment of the Tungabhadra River, serving major irrigation, drinking water, and hydroelectric needs in the region.
|
E239917
|
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: Tungabhadra Reservoir | Statement: [Tungabhadra Dam, hasReservoir, Tungabhadra Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tungabhadra Reservoir Context triple: [Tungabhadra Dam, hasReservoir, Tungabhadra Reservoir]
-
A.
Tungabhadra Dam
Tungabhadra Dam is a major multipurpose masonry dam in Karnataka, India, known for irrigation, hydroelectric power generation, and flood control on the Tungabhadra River.
-
B.
Kabini Dam
Kabini Dam is a major reservoir and irrigation dam built across the Kabini River in Karnataka, India, supporting water supply, agriculture, and regional wildlife habitats.
-
C.
Bhavanisagar Dam
Bhavanisagar Dam is a major masonry dam in Tamil Nadu, India, known for irrigation, flood control, and hydroelectric power generation.
-
D.
Hesaraghatta Dam
Hesaraghatta Dam is a man-made reservoir near Bengaluru in Karnataka, India, built to supply drinking water and support irrigation in the region.
-
E.
Malaprabha Dam
Malaprabha Dam is a major irrigation and water-supply dam built across the Malaprabha River in Karnataka, India.
- 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: Tungabhadra Reservoir Triple: [Tungabhadra Dam, hasReservoir, Tungabhadra Reservoir]
Generated description
Tungabhadra Reservoir is a large artificial lake in southern India formed by the impoundment of the Tungabhadra River, serving major irrigation, drinking water, and hydroelectric needs in the region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tungabhadra Reservoir Target entity description: Tungabhadra Reservoir is a large artificial lake in southern India formed by the impoundment of the Tungabhadra River, serving major irrigation, drinking water, and hydroelectric needs in the region.
-
A.
Tungabhadra Dam
chosen
Tungabhadra Dam is a major multipurpose masonry dam in Karnataka, India, known for irrigation, hydroelectric power generation, and flood control on the Tungabhadra River.
-
B.
Kabini Dam
Kabini Dam is a major reservoir and irrigation dam built across the Kabini River in Karnataka, India, supporting water supply, agriculture, and regional wildlife habitats.
-
C.
Bhavanisagar Dam
Bhavanisagar Dam is a major masonry dam in Tamil Nadu, India, known for irrigation, flood control, and hydroelectric power generation.
-
D.
Hesaraghatta Dam
Hesaraghatta Dam is a man-made reservoir near Bengaluru in Karnataka, India, built to supply drinking water and support irrigation in the region.
-
E.
Malaprabha Dam
Malaprabha Dam is a major irrigation and water-supply dam built across the Malaprabha River in Karnataka, India.
- 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_69ca84e7506c819095cbde4ff16512bb |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cdb3d498b481908f82f31f98b57c7e |
completed | April 2, 2026, 12:09 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1eae2189c81909629e4bd46097051 |
completed | April 5, 2026, 4:53 a.m. |
| NEDg | Description generation | batch_69d1ebec25508190ac4c0adb629f79b0 |
completed | April 5, 2026, 4:58 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1ec65d5e881909e4caa180b0f8867 |
completed | April 5, 2026, 5 a.m. |
Created at: March 30, 2026, 8:36 p.m.