Triple
T1372030
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London King’s Cross |
E30132
|
entity |
| Predicate | railwayCompanyAtOpening |
P5620
|
FINISHED |
| Object | Great Northern Railway |
E152083
|
NE FINISHED |
How this triple was built (3 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: Great Northern Railway | Statement: [London King’s Cross, railwayCompanyAtOpening, Great Northern Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Great Northern Railway Context triple: [London King’s Cross, railwayCompanyAtOpening, Great Northern Railway]
-
A.
Great Northern Railway
Great Northern Railway was a major American transcontinental railroad that operated in the northern United States, connecting the Great Lakes to the Pacific Northwest.
-
B.
Great Northern Railway
chosen
The Great Northern Railway was a major British railway company that operated extensive routes across northern England and played a key role in the development of the region’s transport infrastructure during the 19th and early 20th centuries.
-
C.
Great Eastern Railway
Great Eastern Railway was a major pre-grouping British railway company that operated an extensive network across East Anglia and into London from the mid-19th to early 20th century.
-
D.
North British Railway
North British Railway was a major 19th- and early 20th-century Scottish railway company that operated extensive routes across central and eastern Scotland before becoming part of the London and North Eastern Railway in 1923.
-
E.
Midland Railway
Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayCompanyAtOpening Context triple: [London King’s Cross, railwayCompanyAtOpening, Great Northern Railway]
-
A.
railwayCompany
chosen
Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
-
B.
railwayStationOpened
Indicates that a railway station began operation or was officially opened on a specified date or in a specified time period.
-
C.
servedByRailroad
Indicates that a location or facility is provided with transportation or service by a railroad line or company.
-
D.
railwayDevelopedBy
Indicates that a railway was planned, constructed, or otherwise brought into existence through the efforts or initiative of a particular developer or organization.
-
E.
operatedLocomotiveWorksAt
Indicates that an entity operated a locomotive works facility at a specific location.
- F. None of above.
Provenance (4 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_69a498f912008190a376a98b207b2071 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c2f314c081909c0ab80397d96abb |
completed | March 1, 2026, 10:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad1596d1c8819081e65469302873ba |
completed | March 8, 2026, 6:22 a.m. |
| PD | Predicate disambiguation | batch_69a4befb08b88190be966fa1aadd4bcd |
completed | March 1, 2026, 10:34 p.m. |
Created at: March 1, 2026, 7:57 p.m.