Triple
T10735299
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bala Lake Railway |
E253179
|
entity |
| Predicate | ownership |
P347
|
FINISHED |
| Object | Bala Lake Railway Company |
E253179
|
NE FINISHED |
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: Bala Lake Railway Company | Statement: [Bala Lake Railway, ownership, Bala Lake Railway Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bala Lake Railway Company Context triple: [Bala Lake Railway, ownership, Bala Lake Railway Company]
-
A.
Bala Lake Railway
chosen
Bala Lake Railway is a narrow-gauge heritage railway in Gwynedd, Wales, that runs along the southern shore of Llyn Tegid (Bala Lake), offering scenic tourist rides on historic trains.
-
B.
Fils Valley Railway
The Fils Valley Railway is a major railway line in the German state of Baden-Württemberg that follows the Fils River, connecting important cities such as Stuttgart and Ulm across the Swabian Jura.
-
C.
Mangfall Valley Railway
The Mangfall Valley Railway is a regional rail line in Bavaria, Germany, running through the Mangfall Valley and connecting several towns between Holzkirchen and Rosenheim.
-
D.
Brenz Railway
The Brenz Railway is a regional rail line in southern Germany that connects towns in the Brenz valley and serves as an important local transport route in Baden-Württemberg.
-
E.
Murgtal Railway
The Murgtal Railway is a scenic railway line in southwestern Germany that runs through the Murg Valley in the Black Forest, linking towns such as Rastatt with the surrounding region.
- 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_69d6aa5e51e8819095f06881cecf152e |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d71021cccc8190ba2d3bbd7d50e2a7 |
completed | April 9, 2026, 2:34 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69de22cc4edc8190a7ab45e57ed94c47 |
completed | April 14, 2026, 11:19 a.m. |
Created at: April 8, 2026, 9:14 p.m.