Triple
T7082387
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Underground Central line |
E164986
|
entity |
| Predicate | depot |
P14646
|
FINISHED |
| Object |
Hainault depot
Hainault depot is a major London Underground maintenance and stabling facility serving trains on the Central line in northeast London.
|
E640223
|
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: Hainault depot | Statement: [London Underground Central line, depot, Hainault depot]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hainault depot Context triple: [London Underground Central line, depot, Hainault depot]
-
A.
Hammersmith depot
Hammersmith depot is a London Underground maintenance and stabling facility primarily serving the Circle and Hammersmith & City lines.
-
B.
Ealing Common Depot
Ealing Common Depot is a London Underground maintenance and stabling facility serving primarily the District line in west London.
-
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.
Golders Green depot
Golders Green depot is a major London Underground maintenance and stabling facility serving trains on the Northern line.
-
E.
Neasden Depot
Neasden Depot is a major London Underground maintenance and stabling facility serving trains on the Metropolitan line.
- 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: Hainault depot Triple: [London Underground Central line, depot, Hainault depot]
Generated description
Hainault depot is a major London Underground maintenance and stabling facility serving trains on the Central line in northeast London.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hainault depot Target entity description: Hainault depot is a major London Underground maintenance and stabling facility serving trains on the Central line in northeast London.
-
A.
Hammersmith depot
Hammersmith depot is a London Underground maintenance and stabling facility primarily serving the Circle and Hammersmith & City lines.
-
B.
Ealing Common Depot
Ealing Common Depot is a London Underground maintenance and stabling facility serving primarily the District line in west London.
-
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.
Golders Green depot
Golders Green depot is a major London Underground maintenance and stabling facility serving trains on the Northern line.
-
E.
Neasden Depot
Neasden Depot is a major London Underground maintenance and stabling facility serving trains on the Metropolitan line.
- 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_69c6887d98408190912b9580666b0c1d |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e50f133c81908c5f7336fd5bc5d2 |
completed | March 27, 2026, 8:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7947c32f081909340b05a46ae7bdd |
completed | March 28, 2026, 8:42 a.m. |
| NEDg | Description generation | batch_69c79523b1e881909b7f31a20f03d4b3 |
completed | March 28, 2026, 8:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c795e542d881909defeb4056898495 |
completed | March 28, 2026, 8:48 a.m. |
Created at: March 27, 2026, 2:40 p.m.