Triple
T19516948
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 700 |
E488300
|
entity |
| Predicate | depot |
P14646
|
FINISHED |
| Object | Three Bridges depot |
—
|
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: Three Bridges depot | Statement: [British Rail Class 700, depot, Three Bridges depot]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Three Bridges depot Context triple: [British Rail Class 700, depot, Three Bridges depot]
-
A.
Stonebridge Park depot
Stonebridge Park depot is a London Underground maintenance and stabling facility serving trains on the Bakerloo line.
-
B.
Nangang Depot
Nangang Depot is a major maintenance and storage facility serving Taipei's metro system in the Nangang District.
-
C.
Electric Depot No. 2
Electric Depot No. 2 is a maintenance and storage facility serving the rolling stock and operations of the Baku Metro system in Azerbaijan.
-
D.
Oji Depot
Oji Depot is a Tokyo Metro rail yard and maintenance facility serving trains on the Namboku Line in Tokyo, Japan.
-
E.
Hyde Road depot
Hyde Road depot is a major bus operating and maintenance facility in Manchester used by Stagecoach Manchester for housing and servicing its fleet.
- 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: Three Bridges depot Target entity description: Three Bridges depot is a major railway maintenance and stabling facility in West Sussex, England, purpose-built to service and maintain the Thameslink Class 700 train fleet.
-
A.
Stonebridge Park depot
Stonebridge Park depot is a London Underground maintenance and stabling facility serving trains on the Bakerloo line.
-
B.
Nangang Depot
Nangang Depot is a major maintenance and storage facility serving Taipei's metro system in the Nangang District.
-
C.
Electric Depot No. 2
Electric Depot No. 2 is a maintenance and storage facility serving the rolling stock and operations of the Baku Metro system in Azerbaijan.
-
D.
Oji Depot
Oji Depot is a Tokyo Metro rail yard and maintenance facility serving trains on the Namboku Line in Tokyo, Japan.
-
E.
Hyde Road depot
Hyde Road depot is a major bus operating and maintenance facility in Manchester used by Stagecoach Manchester for housing and servicing its fleet.
- 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_69d8e8da8bec819081f400199491ccc3 |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e6359ca7648190804c4d655170fda3 |
completed | April 20, 2026, 2:18 p.m. |
Created at: April 10, 2026, 1:40 p.m.