Triple
T16470553
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Midland Region |
E400047
|
entity |
| Predicate | mainLine |
P24771
|
FINISHED |
| Object | Midland Main Line (southern sections via joint arrangements) |
E45516
|
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: Midland Main Line (southern sections via joint arrangements) | Statement: [London Midland Region, mainLine, Midland Main Line (southern sections via joint arrangements)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Midland Main Line (southern sections via joint arrangements) Context triple: [London Midland Region, mainLine, Midland Main Line (southern sections via joint arrangements)]
-
A.
Midland Main Line (southern section via Thameslink)
Midland Main Line (southern section via Thameslink) is the portion of the Midland Main Line that runs through central London via the Thameslink core, providing cross-London commuter and regional rail services.
-
B.
Midland Main Line
chosen
The Midland Main Line is a major inter-city railway route in England connecting London with key cities in the East Midlands and South Yorkshire.
-
C.
Midland Line
The Midland Line is a scenic New Zealand railway route across the South Island, best known today for carrying the TranzAlpine passenger service between Christchurch and Greymouth through the Southern Alps.
-
D.
Midland Counties Railway
The Midland Counties Railway was an early 19th-century British railway company that helped pioneer mainline rail transport in the English Midlands before later becoming part of the Midland Railway.
-
E.
Main Southern railway line
The Main Southern railway line is a major rail corridor in New South Wales, Australia, linking Sydney with the state’s southern regions and forming part of the key interstate route between Sydney and Melbourne.
- 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_69d87f2dac988190b74d6e185fa88ba4 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32dd0d2fc81909b68b5afb00f192f |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a004f5af4308190bd023624de35027f |
completed | May 10, 2026, 9:26 a.m. |
Created at: April 10, 2026, 5:11 a.m.