Triple
T15400188
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tiruvallur district |
E368292
|
entity |
| Predicate | hasReservoir |
P1025
|
FINISHED |
| Object |
Puzhal lake
Puzhal lake is a major freshwater reservoir near Chennai in Tamil Nadu, India, serving as one of the city’s primary sources of drinking water.
|
E1156041
|
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: Puzhal lake | Statement: [Tiruvallur district, hasReservoir, Puzhal lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Puzhal lake Context triple: [Tiruvallur district, hasReservoir, Puzhal lake]
-
A.
Periyar Lake
Periyar Lake is an artificial reservoir in Kerala, India, renowned for its scenic wildlife boat safaris and as a key habitat for elephants and other fauna within Periyar National Park.
-
B.
Kodaikanal Lake
Kodaikanal Lake is a man-made, star-shaped lake in the hill station of Kodaikanal in Tamil Nadu, India, popular for boating and scenic views.
-
C.
Gudnapur Lake
Gudnapur Lake is a scenic freshwater lake near Banavasi in Karnataka, India, known for its tranquil surroundings and local religious and cultural significance.
-
D.
Gandipet Lake
Gandipet Lake is a man-made reservoir on the Musi River near Hyderabad, India, known for supplying drinking water to the city and serving as a popular recreational spot.
-
E.
Ooty Lake
Ooty Lake is a scenic artificial lake in the hill station of Ooty, Tamil Nadu, popular for boating and surrounded by picturesque eucalyptus trees and rolling hills.
- 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: Puzhal lake Triple: [Tiruvallur district, hasReservoir, Puzhal lake]
Generated description
Puzhal lake is a major freshwater reservoir near Chennai in Tamil Nadu, India, serving as one of the city’s primary sources of drinking water.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Puzhal lake Target entity description: Puzhal lake is a major freshwater reservoir near Chennai in Tamil Nadu, India, serving as one of the city’s primary sources of drinking water.
-
A.
Periyar Lake
Periyar Lake is an artificial reservoir in Kerala, India, renowned for its scenic wildlife boat safaris and as a key habitat for elephants and other fauna within Periyar National Park.
-
B.
Kodaikanal Lake
Kodaikanal Lake is a man-made, star-shaped lake in the hill station of Kodaikanal in Tamil Nadu, India, popular for boating and scenic views.
-
C.
Gudnapur Lake
Gudnapur Lake is a scenic freshwater lake near Banavasi in Karnataka, India, known for its tranquil surroundings and local religious and cultural significance.
-
D.
Gandipet Lake
Gandipet Lake is a man-made reservoir on the Musi River near Hyderabad, India, known for supplying drinking water to the city and serving as a popular recreational spot.
-
E.
Ooty Lake
Ooty Lake is a scenic artificial lake in the hill station of Ooty, Tamil Nadu, popular for boating and surrounded by picturesque eucalyptus trees and rolling hills.
- 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_69d85a16c68c819099c1b547fbc87b32 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e8d89e08190b7cae778d89fb5e1 |
completed | April 16, 2026, 1:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff1a6f76d48190ac6032c55adbc4af |
completed | May 9, 2026, 11:28 a.m. |
| NEDg | Description generation | batch_69ff1b7559448190b58c6119916774c8 |
completed | May 9, 2026, 11:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff1bdb39b481908f0b1df595837bc4 |
completed | May 9, 2026, 11:34 a.m. |
Created at: April 10, 2026, 3:19 a.m.