Triple
T19120730
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tuticorin |
E468034
|
entity |
| Predicate | railwayStation |
P918
|
FINISHED |
| Object | Thoothukudi railway station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Thoothukudi railway station | Statement: [Tuticorin, railwayStation, Thoothukudi railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thoothukudi railway station Context triple: [Tuticorin, railwayStation, Thoothukudi railway station]
-
A.
Tirunelveli Junction railway station
Tirunelveli Junction railway station is a major rail hub in Tamil Nadu, India, serving as the primary junction connecting Tirunelveli with key cities across the region and country.
-
B.
Nagercoil Town railway station
Nagercoil Town railway station is a regional rail hub serving the town of Nagercoil in Tamil Nadu, India, providing passenger connectivity to nearby cities and towns.
-
C.
Tiruvallur railway station
Tiruvallur railway station is a key suburban and regional rail hub serving the town of Tiruvallur in the Chennai metropolitan area of Tamil Nadu, India.
-
D.
Tindivanam railway station
Tindivanam railway station is a key regional rail hub in Tamil Nadu, India, serving the town of Tindivanam and connecting it to major routes within the Southern Railway network.
-
E.
Kumbakonam railway station
Kumbakonam railway station is a major rail hub in the town of Kumbakonam in Tamil Nadu, India, serving as an important junction for regional and pilgrimage travel.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Thoothukudi railway station Target entity description: Thoothukudi railway station is a major rail terminus in the port city of Thoothukudi (Tuticorin) in Tamil Nadu, India, serving as an important hub for passenger and freight transport.
-
A.
Tirunelveli Junction railway station
Tirunelveli Junction railway station is a major rail hub in Tamil Nadu, India, serving as the primary junction connecting Tirunelveli with key cities across the region and country.
-
B.
Nagercoil Town railway station
Nagercoil Town railway station is a regional rail hub serving the town of Nagercoil in Tamil Nadu, India, providing passenger connectivity to nearby cities and towns.
-
C.
Tiruvallur railway station
Tiruvallur railway station is a key suburban and regional rail hub serving the town of Tiruvallur in the Chennai metropolitan area of Tamil Nadu, India.
-
D.
Tindivanam railway station
Tindivanam railway station is a key regional rail hub in Tamil Nadu, India, serving the town of Tindivanam and connecting it to major routes within the Southern Railway network.
-
E.
Kumbakonam railway station
Kumbakonam railway station is a major rail hub in the town of Kumbakonam in Tamil Nadu, India, serving as an important junction for regional and pilgrimage travel.
- F. None of above. chosen
Provenance (2 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_69d8dd06a26481908039e2a1bae8c597 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e3c921d4819092e2ae237bf85978 |
completed | April 20, 2026, 8:28 a.m. |
Created at: April 10, 2026, 12:05 p.m.