Triple
T22231134
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Puttalam Line |
E549467
|
entity |
| Predicate | hasIntermediateStation |
P24280
|
FINISHED |
| Object |
Wennappuwa railway station
Wennappuwa railway station is a local stop on Sri Lanka’s Puttalam railway line, serving the town of Wennappuwa and its surrounding area.
|
E1525702
|
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: Wennappuwa railway station | Statement: [Puttalam Line, hasIntermediateStation, Wennappuwa railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wennappuwa railway station Context triple: [Puttalam Line, hasIntermediateStation, Wennappuwa railway station]
-
A.
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.
-
B.
Baiyyappanahalli railway station
Baiyyappanahalli railway station is a major rail hub in Bengaluru, India, serving as a key junction for suburban and long-distance trains and connecting the city to various regional and national destinations.
-
C.
Nallasopara railway station
Nallasopara railway station is a busy suburban rail stop in the northern Mumbai Metropolitan Region, serving the Nallasopara area on the Mumbai Suburban Railway network.
-
D.
Palani railway station
Palani railway station is a regional rail hub in Tamil Nadu, India, serving the pilgrimage town of Palani and providing connectivity to major cities in the region.
-
E.
Nelamangala station
Nelamangala station is a key railway station serving the town of Nelamangala and connecting it to Bengaluru and surrounding regions.
- 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: Wennappuwa railway station Triple: [Puttalam Line, hasIntermediateStation, Wennappuwa railway station]
Generated description
Wennappuwa railway station is a local stop on Sri Lanka’s Puttalam railway line, serving the town of Wennappuwa and its surrounding area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Wennappuwa railway station Target entity description: Wennappuwa railway station is a local stop on Sri Lanka’s Puttalam railway line, serving the town of Wennappuwa and its surrounding area.
-
A.
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.
-
B.
Baiyyappanahalli railway station
Baiyyappanahalli railway station is a major rail hub in Bengaluru, India, serving as a key junction for suburban and long-distance trains and connecting the city to various regional and national destinations.
-
C.
Nallasopara railway station
Nallasopara railway station is a busy suburban rail stop in the northern Mumbai Metropolitan Region, serving the Nallasopara area on the Mumbai Suburban Railway network.
-
D.
Palani railway station
Palani railway station is a regional rail hub in Tamil Nadu, India, serving the pilgrimage town of Palani and providing connectivity to major cities in the region.
-
E.
Nelamangala station
Nelamangala station is a key railway station serving the town of Nelamangala and connecting it to Bengaluru and surrounding regions.
- 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_69e11e4102b881909cf47d3768e25c19 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12bf2a26c81908aaf614d7c75e219 |
completed | April 28, 2026, 9:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0aae77b9888190a975e78d442512b2 |
completed | May 18, 2026, 6:15 a.m. |
| NEDg | Description generation | batch_6a0aaf0f47948190b602d1016badc21c |
completed | May 18, 2026, 6:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0ab0befa5481909d00cb845dd67b12 |
completed | May 18, 2026, 6:25 a.m. |
Created at: April 16, 2026, 8:38 p.m.