Triple
T22214550
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Avissawella |
E549040
|
entity |
| Predicate | hasRailConnection |
P848
|
FINISHED |
| Object | Kelani Valley railway line |
—
|
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: Kelani Valley railway line | Statement: [Avissawella, hasRailConnection, Kelani Valley railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kelani Valley railway line Context triple: [Avissawella, hasRailConnection, Kelani Valley railway line]
-
A.
Onehunga Line
The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail network.
-
B.
Waihi Branch railway line
The Waihi Branch railway line was a New Zealand branch line built primarily to serve the gold mining town of Waihi, connecting it to the wider rail network for freight and passenger transport.
-
C.
Hutt Valley Line
The Hutt Valley Line is a suburban railway line in the Wellington region of New Zealand that provides commuter rail services through the Hutt Valley.
-
D.
Temora–Roto railway line
The Temora–Roto railway line is a regional railway in New South Wales, Australia, that historically served agricultural communities by linking inland towns such as Ardlethan to the broader rail network.
-
E.
Manukau Branch line
The Manukau Branch line is a suburban railway line in Auckland, New Zealand, providing a spur connection from the main network to serve the Manukau city centre area.
- 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: Kelani Valley railway line Target entity description: The Kelani Valley railway line is a narrow-gauge (now partly broad-gauge) railway in Sri Lanka that historically served the rubber and tea plantation regions southeast of Colombo, connecting suburban and rural towns including Avissawella.
-
A.
Onehunga Line
The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail network.
-
B.
Waihi Branch railway line
The Waihi Branch railway line was a New Zealand branch line built primarily to serve the gold mining town of Waihi, connecting it to the wider rail network for freight and passenger transport.
-
C.
Hutt Valley Line
The Hutt Valley Line is a suburban railway line in the Wellington region of New Zealand that provides commuter rail services through the Hutt Valley.
-
D.
Temora–Roto railway line
The Temora–Roto railway line is a regional railway in New South Wales, Australia, that historically served agricultural communities by linking inland towns such as Ardlethan to the broader rail network.
-
E.
Manukau Branch line
The Manukau Branch line is a suburban railway line in Auckland, New Zealand, providing a spur connection from the main network to serve the Manukau city centre area.
- 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_69e11e3f7e04819089806d81d5ac431e |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12b8b13f8819099ed8bebbfea3bc8 |
completed | April 28, 2026, 9:50 p.m. |
Created at: April 16, 2026, 8:37 p.m.