Triple
T17980144
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Puttur |
E449578
|
entity |
| Predicate | railwayConnectivity |
P24517
|
FINISHED |
| Object |
Puttur railway station
Puttur railway station is a regional rail hub in Karnataka, India, serving the town of Puttur and connecting it to major cities on the Southern Railway network.
|
E1299221
|
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: Puttur railway station | Statement: [Puttur, railwayConnectivity, Puttur railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Puttur railway station Context triple: [Puttur, railwayConnectivity, Puttur railway station]
-
A.
Challaghatta station
Challaghatta station is a metro station in Bengaluru, India, serving as one end of the Namma Metro’s Purple Line.
-
B.
Tiruppur railway station
Tiruppur railway station is a key rail hub in Tamil Nadu, India, serving the textile city of Tiruppur with passenger and express train connections to major destinations.
-
C.
Tumakuru station
Tumakuru station is a key railway junction in Karnataka, India, serving as an important hub for passenger and regional rail traffic within the Bengaluru railway network.
-
D.
Devanahalli station
Devanahalli station is a key railway hub serving the Devanahalli area near Bengaluru, providing important regional and suburban rail connectivity.
-
E.
Tiruttani railway station
Tiruttani railway station is a regional rail stop in Tamil Nadu, India, serving the town of Tiruttani and its surrounding areas on key routes connecting major cities.
- 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: Puttur railway station Triple: [Puttur, railwayConnectivity, Puttur railway station]
Generated description
Puttur railway station is a regional rail hub in Karnataka, India, serving the town of Puttur and connecting it to major cities on the Southern Railway network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Puttur railway station Target entity description: Puttur railway station is a regional rail hub in Karnataka, India, serving the town of Puttur and connecting it to major cities on the Southern Railway network.
-
A.
Challaghatta station
Challaghatta station is a metro station in Bengaluru, India, serving as one end of the Namma Metro’s Purple Line.
-
B.
Tiruppur railway station
Tiruppur railway station is a key rail hub in Tamil Nadu, India, serving the textile city of Tiruppur with passenger and express train connections to major destinations.
-
C.
Tumakuru station
Tumakuru station is a key railway junction in Karnataka, India, serving as an important hub for passenger and regional rail traffic within the Bengaluru railway network.
-
D.
Devanahalli station
Devanahalli station is a key railway hub serving the Devanahalli area near Bengaluru, providing important regional and suburban rail connectivity.
-
E.
Tiruttani railway station
Tiruttani railway station is a regional rail stop in Tamil Nadu, India, serving the town of Tiruttani and its surrounding areas on key routes connecting major cities.
- 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_69d8b9f9927c8190a006110c8b996e61 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4b202aab88190b44851808c75a848 |
completed | April 19, 2026, 10:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a03301b9b84819091daa756a0642fd2 |
completed | May 12, 2026, 1:50 p.m. |
| NEDg | Description generation | batch_6a033146fbbc81908c28b8dc53517f53 |
completed | May 12, 2026, 1:55 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0333c5fb888190b73cbd9f032dbc6e |
completed | May 12, 2026, 2:05 p.m. |
Created at: April 10, 2026, 10:22 a.m.