Triple
T23236822
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 390 |
E581322
|
entity |
| Predicate | designedForRoute |
P9494
|
FINISHED |
| Object | London Euston – Liverpool Lime Street |
—
|
NE NERFINISHED |
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: London Euston – Liverpool Lime Street | Statement: [British Rail Class 390, designedForRoute, London Euston – Liverpool Lime Street]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Euston – Liverpool Lime Street Context triple: [British Rail Class 390, designedForRoute, London Euston – Liverpool Lime Street]
-
A.
London Euston – Liverpool Lime Street
chosen
London Euston – Liverpool Lime Street is a key intercity rail route in England linking the capital with the major city of Liverpool via the West Coast Main Line.
-
B.
London Euston – Liverpool
London Euston – Liverpool is a major intercity rail route in England linking the capital with the city of Liverpool via the West Coast Main Line.
-
C.
Crewe – Liverpool Lime Street
Crewe – Liverpool Lime Street is a key railway route section in northwest England linking the major junction at Crewe with Liverpool’s principal city-centre terminus.
-
D.
Birmingham New Street to Liverpool Lime Street
Birmingham New Street to Liverpool Lime Street is a key inter-city rail route in England linking Birmingham and Liverpool via the West Midlands and the North West.
-
E.
Birmingham New Street – London Euston
Birmingham New Street – London Euston is a major intercity rail route in the United Kingdom linking Birmingham’s principal station with one of London’s main termini on the West Coast Main Line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e2460556f88190be1744a84a84173f |
completed | April 17, 2026, 2:39 p.m. |
| NER | Named-entity recognition | batch_69f192e98dec8190a23385600bed9ae0 |
completed | April 29, 2026, 5:11 a.m. |
Created at: April 17, 2026, 4:09 p.m.