Triple
T12882606
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London and Birmingham Railway |
E308133
|
entity |
| Predicate | openedSection |
P28341
|
FINISHED |
| Object | London to Boxmoor (Hemel Hempstead) |
E844913
|
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 to Boxmoor (Hemel Hempstead) | Statement: [London and Birmingham Railway, openedSection, London to Boxmoor (Hemel Hempstead)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London to Boxmoor (Hemel Hempstead) Context triple: [London and Birmingham Railway, openedSection, London to Boxmoor (Hemel Hempstead)]
-
A.
Hemel Hempstead
Hemel Hempstead is a large town in southern England, known as a post-war New Town and major commercial and residential centre within Hertfordshire.
-
B.
Moorgate to Welwyn Garden City
Moorgate to Welwyn Garden City is a suburban commuter rail service in Hertfordshire and north London, forming part of the Great Northern network into central London.
-
C.
London Marylebone – Aylesbury
London Marylebone – Aylesbury is a commuter and regional rail route in England linking central London with the town of Aylesbury in Buckinghamshire.
-
D.
Hemel Hempstead railway station
chosen
Hemel Hempstead railway station is a mainline railway station in Hertfordshire, England, providing commuter and regional services on the West Coast Main Line between London and the Midlands.
-
E.
Hoddesdon
Hoddesdon is a historic market town in southern England known for its traditional high street, commuter links to London, and proximity to the River Lea.
- 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_69d7bdf69bc48190af6c2621f28ca351 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d970fd15888190baf90fc30f2a3e25 |
completed | April 10, 2026, 9:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6a55393a88190a88c9357a6db5aec |
completed | May 3, 2026, 1:30 a.m. |
Created at: April 9, 2026, 5:39 p.m.