Triple
T20172924
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 1996 Stock |
E492012
|
entity |
| Predicate | enteredServiceOnSection |
P128767
|
FINISHED |
| Object | Stratford–North Greenwich section of Jubilee line |
—
|
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: Stratford–North Greenwich section of Jubilee line | Statement: [1996 Stock, enteredServiceOnSection, Stratford–North Greenwich section of Jubilee line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Stratford–North Greenwich section of Jubilee line Context triple: [1996 Stock, enteredServiceOnSection, Stratford–North Greenwich section of Jubilee line]
-
A.
Jubilee line
chosen
The Jubilee line is a major London Underground line running across the city from northwest to east, serving key financial and commercial hubs including Canary Wharf.
-
B.
District line (London Underground)
The District line is a major London Underground line running across the city from east to west, serving numerous suburban areas and key central London destinations.
-
C.
DLR Stratford–Lewisham line
The DLR Stratford–Lewisham line is a Docklands Light Railway route in London that runs from Stratford in the northeast to Lewisham in the southeast, serving key hubs such as Canary Wharf.
-
D.
Hounslow Loop Line
The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
-
E.
London Fenchurch Street–Shoeburyness line
The London Fenchurch Street–Shoeburyness line is a key commuter rail route in Essex and east London, linking central London with coastal towns along the Thames Estuary.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: enteredServiceOnSection Context triple: [1996 Stock, enteredServiceOnSection, Stratford–North Greenwich section of Jubilee line]
-
A.
enteredService
Indicates that an entity began active use or operation at a specific time or in a specific context.
-
B.
enteredServiceOnRoute
chosen
Indicates that an entity (typically a vehicle or service) began operating on a specific route starting from a particular date or time.
-
C.
enteredServiceBefore
Indicates that one entity began its period of service earlier in time than another entity.
-
D.
enteredServiceWithUnit
Indicates that an entity began its period of service or active duty while assigned to a specified unit.
-
E.
enteredServiceOnLine14
Indicates that an entity (such as a vehicle or piece of equipment) began operating in regular service on route or line 14.
- F. None of above.
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_69da6266c6888190bc1a3ecf24814d34 |
completed | April 11, 2026, 3:01 p.m. |
| NER | Named-entity recognition | batch_69e66849709c81909b65b421282f9f3b |
completed | April 20, 2026, 5:54 p.m. |
| PD | Predicate disambiguation | batch_69e55b0c11cc8190836d1eee5945f000 |
completed | April 19, 2026, 10:45 p.m. |
Created at: April 11, 2026, 11:35 p.m.