Triple
T18826720
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nawalapitiya |
E460405
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Nawalapitiya 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: Nawalapitiya railway station | Statement: [Nawalapitiya, hasRailwayStation, Nawalapitiya railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nawalapitiya railway station Context triple: [Nawalapitiya, hasRailwayStation, Nawalapitiya railway station]
-
A.
Nawalapitiya railway station
chosen
Nawalapitiya railway station is a key stop on Sri Lanka’s Main Line railway, serving the town of Nawalapitiya in the Central Province.
-
B.
Nagad Railway Station
Nagad Railway Station is a major railway terminal in Djibouti City that serves as the primary endpoint and international gateway for trains arriving from Ethiopia on the Addis Ababa–Djibouti Railway.
-
C.
Senaki railway station
Senaki railway station is a regional rail transport hub in western Georgia that serves passenger and freight trains on the country’s main railway network.
-
D.
Ban Pong railway station
Ban Pong railway station is a key railway junction in Ratchaburi Province, Thailand, serving as an important stop on the Southern Line of the State Railway of Thailand.
-
E.
Banha railway station
Banha railway station is a key passenger and transport hub on Egypt’s main railway network, serving the city of Banha in the Nile Delta.
- 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_69d8dcf94c288190a06dea029ae4b223 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5a6bec7b08190b040ec8b3693f037 |
completed | April 20, 2026, 4:08 a.m. |
Created at: April 10, 2026, 11:56 a.m.