Triple
T7224444
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nottingham–Grantham line |
E150341
|
entity |
| Predicate | connectsToLineAtTerminus |
P35426
|
FINISHED |
| Object |
East Coast Main Line at Grantham
The East Coast Main Line at Grantham is a key junction and station on the major intercity rail route between London and northeastern England, serving as an important interchange for regional and long-distance services.
|
E650196
|
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: East Coast Main Line at Grantham | Statement: [Nottingham–Grantham line, connectsToLineAtTerminus, East Coast Main Line at Grantham]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Coast Main Line at Grantham Context triple: [Nottingham–Grantham line, connectsToLineAtTerminus, East Coast Main Line at Grantham]
-
A.
Grantham–Skegness line
The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
-
B.
Great Eastern Main Line at Shenfield
The Great Eastern Main Line at Shenfield is a key junction on the rail network in Essex where long-distance services to East Anglia and commuter routes toward London intersect with branch lines such as the Shenfield–Southend route.
-
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.
Tonbridge–Hastings railway
The Tonbridge–Hastings railway is a main line in southeast England connecting the town of Tonbridge in Kent with the coastal resort of Hastings in East Sussex.
-
E.
Northampton Loop Line
The Northampton Loop Line is a railway branch of the West Coast Main Line in England that diverts via Northampton, providing passenger and freight services between Rugby and Milton Keynes.
- 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: East Coast Main Line at Grantham Triple: [Nottingham–Grantham line, connectsToLineAtTerminus, East Coast Main Line at Grantham]
Generated description
The East Coast Main Line at Grantham is a key junction and station on the major intercity rail route between London and northeastern England, serving as an important interchange for regional and long-distance services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: East Coast Main Line at Grantham Target entity description: The East Coast Main Line at Grantham is a key junction and station on the major intercity rail route between London and northeastern England, serving as an important interchange for regional and long-distance services.
-
A.
Grantham–Skegness line
The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
-
B.
Great Eastern Main Line at Shenfield
The Great Eastern Main Line at Shenfield is a key junction on the rail network in Essex where long-distance services to East Anglia and commuter routes toward London intersect with branch lines such as the Shenfield–Southend route.
-
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.
Tonbridge–Hastings railway
The Tonbridge–Hastings railway is a main line in southeast England connecting the town of Tonbridge in Kent with the coastal resort of Hastings in East Sussex.
-
E.
Northampton Loop Line
The Northampton Loop Line is a railway branch of the West Coast Main Line in England that diverts via Northampton, providing passenger and freight services between Rugby and Milton Keynes.
- 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_69c687effb44819092b95d07d0368c9f |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6f04089408190aa20ed6767590ae1 |
completed | March 27, 2026, 9:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7cc11b48881909886a71f1b887789 |
completed | March 28, 2026, 12:39 p.m. |
| NEDg | Description generation | batch_69c7cd47d4b88190a75c419c41d57cb9 |
completed | March 28, 2026, 12:44 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7cdbdee8081908faadb9cdaa4df13 |
completed | March 28, 2026, 12:46 p.m. |
Created at: March 27, 2026, 2:54 p.m.