Triple
T5707699
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chiltern Railways |
E125825
|
entity |
| Predicate | operatesRoute |
P3695
|
FINISHED |
| Object | London Marylebone – Birmingham |
E456397
|
NE FINISHED |
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 Marylebone – Birmingham | Statement: [Chiltern Railways, operatesRoute, London Marylebone – Birmingham]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Marylebone – Birmingham Context triple: [Chiltern Railways, operatesRoute, London Marylebone – Birmingham]
-
A.
London Marylebone
chosen
London Marylebone is a central London railway terminus and London Underground station, serving as the main hub for Chiltern Railways services to destinations in the Midlands and beyond.
-
B.
Birmingham city centre
Birmingham city centre is the main commercial, retail, and cultural hub of Birmingham, England, known for its shopping districts, business quarters, and major transport links.
-
C.
London–Leeds
London–Leeds is a major intercity rail corridor in the United Kingdom linking the capital with the key northern city of Leeds.
-
D.
London–York
London–York is a major intercity rail corridor in England linking the capital with the historic city of York.
-
E.
Birmingham Edgbaston
Birmingham Edgbaston is a long-established UK parliamentary constituency in the city of Birmingham, historically notable for being represented by prominent politicians such as Neville Chamberlain.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69c0082d6fe48190b777fb383769e5c8 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c024892fd88190a91133fc88365410 |
completed | March 22, 2026, 5:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c05a6c17608190a9a808c2c77d937c |
completed | March 22, 2026, 9:09 p.m. |
Created at: March 22, 2026, 3:45 p.m.