Triple
T7029216
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eastern Railway |
E163229
|
entity |
| Predicate | formedByMergerOf |
P77
|
FINISHED |
| Object |
East Indian Railway Company
The East Indian Railway Company was a major British colonial-era railway company that built and operated key rail lines in eastern and northern India during the 19th and early 20th centuries.
|
E637454
|
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 Indian Railway Company | Statement: [Eastern Railway, formedByMergerOf, East Indian Railway Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Indian Railway Company Context triple: [Eastern Railway, formedByMergerOf, East Indian Railway Company]
-
A.
Bombay, Baroda and Central India Railway
The Bombay, Baroda and Central India Railway was a major British-era Indian railway company that operated extensive routes in western and central India before being absorbed into the Western Railway zone after independence.
-
B.
Central Railway
Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
-
C.
Eastern Punjab Railway
Eastern Punjab Railway was a former railway system in British India that operated in the eastern part of the Punjab region before being absorbed into the Northern Railway zone after independence and partition.
-
D.
Eastern Railway
Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
-
E.
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.
- 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 Indian Railway Company Triple: [Eastern Railway, formedByMergerOf, East Indian Railway Company]
Generated description
The East Indian Railway Company was a major British colonial-era railway company that built and operated key rail lines in eastern and northern India during the 19th and early 20th centuries.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: East Indian Railway Company Target entity description: The East Indian Railway Company was a major British colonial-era railway company that built and operated key rail lines in eastern and northern India during the 19th and early 20th centuries.
-
A.
Bombay, Baroda and Central India Railway
The Bombay, Baroda and Central India Railway was a major British-era Indian railway company that operated extensive routes in western and central India before being absorbed into the Western Railway zone after independence.
-
B.
Central Railway
Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
-
C.
Eastern Punjab Railway
Eastern Punjab Railway was a former railway system in British India that operated in the eastern part of the Punjab region before being absorbed into the Northern Railway zone after independence and partition.
-
D.
Eastern Railway
Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
-
E.
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.
- 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_69c6885d691c81908cf7d31083113886 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6e200ecdc819098ca07473dfb272a |
completed | March 27, 2026, 8:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c775919734819083beb10b4c2b146e |
completed | March 28, 2026, 6:30 a.m. |
| NEDg | Description generation | batch_69c7791d319881909470d0fa5f38f68e |
completed | March 28, 2026, 6:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c779f5342881909085cae84299831c |
completed | March 28, 2026, 6:49 a.m. |
Created at: March 27, 2026, 2:35 p.m.