Triple
T17362579
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kandy railway station |
E422103
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | Central Sri Lanka |
—
|
NE ONNED1 |
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: Central Sri Lanka | Statement: [Kandy railway station, regionServed, Central Sri Lanka]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Sri Lanka Context triple: [Kandy railway station, regionServed, Central Sri Lanka]
-
A.
Western Sri Lanka
Western Sri Lanka is a coastal region of Sri Lanka that includes the nation’s commercial and administrative hub around Colombo and its surrounding urban and suburban areas.
-
B.
Southern Development Region of Sri Lanka
The Southern Development Region of Sri Lanka is an administrative planning region in the island’s south, encompassing key coastal and inland districts known for agriculture, fisheries, and tourism.
-
C.
Northern Development Region of Sri Lanka
The Northern Development Region of Sri Lanka is an administrative planning region in the island’s north, encompassing predominantly Tamil-majority areas that were heavily affected by the civil conflict and are now a focus of post-war reconstruction and development.
-
D.
Eastern Development Region of Sri Lanka
The Eastern Development Region of Sri Lanka is an administrative planning and development area that encompasses the country’s Eastern Province and coordinates regional economic and infrastructural initiatives.
-
E.
Central Province of Sri Lanka
chosen
The Central Province of Sri Lanka is a mountainous inland region known for its historic cities like Kandy, tea plantations, and cultural significance as a heartland of Sinhalese heritage.
- 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_69d889d520008190a26917a95bf1c2ea |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e43a4e3c3481909dfaa00334c5010e |
completed | April 19, 2026, 2:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01956294ec819083c1dde8fc2685e4 |
in_progress | May 11, 2026, 8:37 a.m. |
Created at: April 10, 2026, 5:44 a.m.