Triple
T19959082
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Castletown Railway Station |
E479763
|
entity |
| Predicate | heritageLine |
P39819
|
FINISHED |
| Object | Douglas to Port Erin line |
—
|
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: Douglas to Port Erin line | Statement: [Castletown Railway Station, heritageLine, Douglas to Port Erin line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Douglas to Port Erin line Context triple: [Castletown Railway Station, heritageLine, Douglas to Port Erin line]
-
A.
Douglas to Port Erin line
chosen
The Douglas to Port Erin line is a historic narrow-gauge steam railway route on the Isle of Man that connects the capital Douglas with the seaside town of Port Erin.
-
B.
Belfast–Larne line
The Belfast–Larne line is a railway route in Northern Ireland connecting Belfast to the port town of Larne, historically operated by the Northern Counties Committee and important for both passenger and ferry-linked traffic.
-
C.
Belfast–Bangor line
The Belfast–Bangor line is a key suburban railway route in Northern Ireland connecting the city of Belfast with the coastal town of Bangor.
-
D.
Fair Head–Clew Bay Line
The Fair Head–Clew Bay Line is a major geological lineament in Ireland that marks a significant structural and tectonic boundary within the island’s bedrock.
-
E.
Douglas–Port Erin line
The Douglas–Port Erin line is a historic narrow-gauge railway route on the Isle of Man that connects the capital, Douglas, with the seaside village of Port Erin.
- 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_69d8e523c19881909f9197037200dde6 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65af2c3548190a44f972a1bd33256 |
completed | April 20, 2026, 4:57 p.m. |
Created at: April 10, 2026, 1:54 p.m.