Triple
T12314788
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 345 |
E293571
|
entity |
| Predicate | depot |
P14646
|
FINISHED |
| Object |
Ilford depot
Ilford depot is a major railway maintenance and stabling facility in East London that services modern commuter trains on routes such as the Elizabeth line.
|
E976522
|
NE FINISHED |
How this triple was built (4 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: Ilford depot | Statement: [British Rail Class 345, depot, Ilford depot]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ilford depot Context triple: [British Rail Class 345, depot, Ilford depot]
-
A.
Hainault depot
Hainault depot is a major London Underground maintenance and stabling facility serving trains on the Central line in northeast London.
-
B.
Neasden Depot
Neasden Depot is a major London Underground maintenance and stabling facility serving trains on the Metropolitan line.
-
C.
Cricklewood depot
Cricklewood depot is a railway maintenance and stabling facility in the Cricklewood area of north-west London, serving trains on the Midland Main Line and surrounding routes.
-
D.
Queens Road depot
Queens Road depot is a major tram maintenance and operations facility serving the Manchester Metrolink light rail network.
-
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.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Ilford depot Triple: [British Rail Class 345, depot, Ilford depot]
Generated description
Ilford depot is a major railway maintenance and stabling facility in East London that services modern commuter trains on routes such as the Elizabeth line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ilford depot Target entity description: Ilford depot is a major railway maintenance and stabling facility in East London that services modern commuter trains on routes such as the Elizabeth line.
-
A.
Hainault depot
Hainault depot is a major London Underground maintenance and stabling facility serving trains on the Central line in northeast London.
-
B.
Neasden Depot
Neasden Depot is a major London Underground maintenance and stabling facility serving trains on the Metropolitan line.
-
C.
Cricklewood depot
Cricklewood depot is a railway maintenance and stabling facility in the Cricklewood area of north-west London, serving trains on the Midland Main Line and surrounding routes.
-
D.
Queens Road depot
Queens Road depot is a major tram maintenance and operations facility serving the Manchester Metrolink light rail network.
-
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 (5 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_69d6ab6a2b50819082f6aedd32ed608a |
completed | April 8, 2026, 7:24 p.m. |
| NER | Named-entity recognition | batch_69d93f05186481909c024a933b4f6c60 |
completed | April 10, 2026, 6:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f61e86d45881909a9a3c09df0b78f1 |
completed | May 2, 2026, 3:55 p.m. |
| NEDg | Description generation | batch_69f622a646c481908164ae5387625bb4 |
completed | May 2, 2026, 4:13 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f623f5aa608190bce3e62e08077216 |
completed | May 2, 2026, 4:19 p.m. |
Created at: April 8, 2026, 9:53 p.m.