Triple
T5842004
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Trains |
E129614
|
entity |
| Predicate | operatedRoute |
P18593
|
FINISHED |
| Object |
Birmingham New Street – Leicester
Birmingham New Street – Leicester is a regional rail route in England linking Birmingham’s main central station with the city of Leicester.
|
E553436
|
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: Birmingham New Street – Leicester | Statement: [Central Trains, operatedRoute, Birmingham New Street – Leicester]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Birmingham New Street – Leicester Context triple: [Central Trains, operatedRoute, Birmingham New Street – Leicester]
-
A.
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.
-
B.
Birmingham New Street – Northampton
Birmingham New Street – Northampton is a regional rail service in England connecting Birmingham and Northampton via intermediate West Midlands and Warwickshire stations.
-
C.
London Euston – Birmingham
London Euston – Birmingham is a major intercity rail corridor in England linking the capital with the West Midlands.
-
D.
Birmingham New Street to Lichfield Trent Valley
Birmingham New Street to Lichfield Trent Valley is a suburban rail route in England connecting central Birmingham with the city of Lichfield via intermediate West Midlands commuter stations.
-
E.
Birmingham New Street to Hereford
Birmingham New Street to Hereford is a regional rail passenger route in England linking the major city of Birmingham with the cathedral city of Hereford via intermediate West Midlands and Worcestershire stations.
- 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: Birmingham New Street – Leicester Triple: [Central Trains, operatedRoute, Birmingham New Street – Leicester]
Generated description
Birmingham New Street – Leicester is a regional rail route in England linking Birmingham’s main central station with the city of Leicester.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Birmingham New Street – Leicester Target entity description: Birmingham New Street – Leicester is a regional rail route in England linking Birmingham’s main central station with the city of Leicester.
-
A.
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.
-
B.
Birmingham New Street – Northampton
Birmingham New Street – Northampton is a regional rail service in England connecting Birmingham and Northampton via intermediate West Midlands and Warwickshire stations.
-
C.
London Euston – Birmingham
London Euston – Birmingham is a major intercity rail corridor in England linking the capital with the West Midlands.
-
D.
Birmingham New Street to Lichfield Trent Valley
Birmingham New Street to Lichfield Trent Valley is a suburban rail route in England connecting central Birmingham with the city of Lichfield via intermediate West Midlands commuter stations.
-
E.
Birmingham New Street to Hereford
Birmingham New Street to Hereford is a regional rail passenger route in England linking the major city of Birmingham with the cathedral city of Hereford via intermediate West Midlands and Worcestershire stations.
- 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_69c0084bd31c8190a796bb6284845e83 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c034d876fc819089818c731116af56 |
completed | March 22, 2026, 6:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0b0f371008190b11cd4da8a55dbb9 |
completed | March 23, 2026, 3:18 a.m. |
| NEDg | Description generation | batch_69c0b1e5cdc081908d0d2b76701d20ea |
completed | March 23, 2026, 3:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0b24d7d148190901e233d815d21ad |
completed | March 23, 2026, 3:23 a.m. |
Created at: March 22, 2026, 3:54 p.m.