Triple
T13998369
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Beach railway station, Chennai |
E336759
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Chennai Beach–Tambaram section |
E740575
|
NE FINISHED |
How this triple was built (2 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: Chennai Beach–Tambaram section | Statement: [Beach railway station, Chennai, locatedOn, Chennai Beach–Tambaram section]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chennai Beach–Tambaram section Context triple: [Beach railway station, Chennai, locatedOn, Chennai Beach–Tambaram section]
-
A.
Chennai Beach–Tambaram section
chosen
The Chennai Beach–Tambaram section is a key suburban railway corridor in Chennai, India, connecting the city’s coastal terminus with its southern suburbs and serving as one of the busiest commuter routes in the region.
-
B.
Nungambakkam
Nungambakkam is a prominent residential and commercial neighborhood in central Chennai, India, known for its educational institutions, shopping areas, and cultural landmarks.
-
C.
Mylapore
Mylapore is a historic neighborhood in Chennai, India, known for its ancient temples, cultural heritage, and traditional South Indian character.
-
D.
Kodambakkam
Kodambakkam is a prominent neighborhood in Chennai, India, best known as the historic heart of the Tamil film industry and home to many of its major studios and production houses.
-
E.
Kodambakkam High Road
Kodambakkam High Road is a major arterial roadway in Chennai, India, connecting the Kodambakkam area with key commercial and residential parts of the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d81c645c5c8190b1fd16a285a1b78a |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2eb68ba88190bfaf10777d607bf3 |
completed | April 14, 2026, 12:10 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbac9f1f6c8190af7ddac920661bd5 |
completed | May 6, 2026, 9:03 p.m. |
Created at: April 9, 2026, 10:19 p.m.