Triple
T17362553
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kandy railway station |
E422103
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Jaffna railway station |
—
|
NE NERFINISHED |
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: Jaffna railway station | Statement: [Kandy railway station, connectsTo, Jaffna railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jaffna railway station Context triple: [Kandy railway station, connectsTo, Jaffna railway station]
-
A.
Jaffna railway station
chosen
Jaffna railway station is a major rail hub in northern Sri Lanka, serving the city of Jaffna and connecting it to Colombo and other key destinations on the island’s rail network.
-
B.
Kurunegala railway station
Kurunegala railway station is a key stop on Sri Lanka’s Main Line, serving the city of Kurunegala and linking it with major urban centers such as Kandy and Colombo.
-
C.
Ambalangoda railway station
Ambalangoda railway station is a train station in the coastal town of Ambalangoda in southern Sri Lanka, serving as a stop on the country’s coastal railway line.
-
D.
Trincomalee railway station
Trincomalee railway station is a key terminus on Sri Lanka’s Eastern Province rail network, serving the coastal city of Trincomalee and linking it to major inland hubs.
-
E.
Colombo Fort railway station
Colombo Fort railway station is the main railway hub in Colombo, Sri Lanka, serving as a central junction for both suburban and long-distance train services across the country.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d889d520008190a26917a95bf1c2ea |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e43a4e3c3481909dfaa00334c5010e |
completed | April 19, 2026, 2:13 a.m. |
Created at: April 10, 2026, 5:44 a.m.