Triple
T21878573
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Abbey Line |
E540216
|
entity |
| Predicate | formerConnection |
P19343
|
FINISHED |
| Object | Hatfield and St Albans Railway |
—
|
NE NERFINISHED |
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: Hatfield and St Albans Railway | Statement: [Abbey Line, formerConnection, Hatfield and St Albans Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hatfield and St Albans Railway Context triple: [Abbey Line, formerConnection, Hatfield and St Albans Railway]
-
A.
Buckinghamshire Railway
Buckinghamshire Railway was a 19th-century railway company in England that developed and operated lines across Buckinghamshire and surrounding counties before being absorbed into larger railway networks.
-
B.
Leppington Line
The Leppington Line is a suburban railway line in Sydney, Australia, serving the city’s south‑western growth areas and connecting them to the broader metropolitan rail network.
-
C.
Huddersfield Line
The Huddersfield Line is a major railway route in northern England linking Manchester and Leeds via Huddersfield, known for its trans-Pennine services and scenic passage through the Pennines.
-
D.
Marston Vale Line
The Marston Vale Line is a regional railway route in England connecting Bletchley and Bedford, serving towns and villages across the Marston Vale area.
-
E.
Watford and Rickmansworth Railway
The Watford and Rickmansworth Railway was a short 19th-century branch line in Hertfordshire, England, built to connect Watford with Rickmansworth and later absorbed into the London and North Western Railway network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hatfield and St Albans Railway Target entity description: The Hatfield and St Albans Railway was a former branch line in Hertfordshire, England, that linked the towns of Hatfield and St Albans as part of the Great Northern Railway network.
-
A.
Buckinghamshire Railway
Buckinghamshire Railway was a 19th-century railway company in England that developed and operated lines across Buckinghamshire and surrounding counties before being absorbed into larger railway networks.
-
B.
Leppington Line
The Leppington Line is a suburban railway line in Sydney, Australia, serving the city’s south‑western growth areas and connecting them to the broader metropolitan rail network.
-
C.
Huddersfield Line
The Huddersfield Line is a major railway route in northern England linking Manchester and Leeds via Huddersfield, known for its trans-Pennine services and scenic passage through the Pennines.
-
D.
Marston Vale Line
The Marston Vale Line is a regional railway route in England connecting Bletchley and Bedford, serving towns and villages across the Marston Vale area.
-
E.
Watford and Rickmansworth Railway
The Watford and Rickmansworth Railway was a short 19th-century branch line in Hertfordshire, England, built to connect Watford with Rickmansworth and later absorbed into the London and North Western Railway network.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: formerConnection Context triple: [Abbey Line, formerConnection, Hatfield and St Albans Railway]
-
A.
formerlyConnectedTo
chosen
Indicates that two entities were once connected or associated in some way, but that connection no longer exists.
-
B.
formerNetwork
Indicates that an entity was previously part of, or affiliated with, a particular network but is no longer currently associated with it.
-
C.
laterRetconnedAs
Indicates that an earlier element in a narrative or canon was subsequently redefined, replaced, or explained away by a later retcon as being something else.
-
D.
formerAccess
Indicates that an entity previously had access to another entity or resource but no longer does.
-
E.
formerUrl
Indicates that one entity was previously identified or accessible via the URL represented by the other entity, but that URL is no longer current.
- F. None of above.
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_69e0c479a98081908ce333853fdd4348 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f118e42c108190b6308016655c429e |
completed | April 28, 2026, 8:30 p.m. |
| PD | Predicate disambiguation | batch_69e6be9394f88190945ddd1dc004d29d |
completed | April 21, 2026, 12:02 a.m. |
Created at: April 16, 2026, 7:03 p.m.