Triple
T445470
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lichfield |
E7006
|
entity |
| Predicate | servedByRailLine |
P1293
|
FINISHED |
| Object | West Coast Main Line |
E22659
|
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: West Coast Main Line | Statement: [Lichfield, servedByRailLine, West Coast Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Coast Main Line Context triple: [Lichfield, servedByRailLine, West Coast Main Line]
-
A.
West Coast Main Line
chosen
The West Coast Main Line is one of the United Kingdom’s primary intercity railway routes, linking London with major cities such as Birmingham, Manchester, Liverpool, and Glasgow.
-
B.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
-
C.
West Anglia Main Line
The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
-
D.
Cross-City Line
The Cross-City Line is a suburban railway route in the West Midlands of England that runs through Birmingham, connecting Lichfield in the north to Redditch and Bromsgrove in the south.
-
E.
Midland Main Line
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.
- 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_69a2e7e4676c81909ea0dbdecac0687c |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ef479ec08190a659eead6eb0d4d0 |
completed | Feb. 28, 2026, 1:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a447fdbcb881908299f7f72a3b7947 |
completed | March 1, 2026, 2:06 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.