Triple
T22340938
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mughalsarai Junction railway station |
E552271
|
entity |
| Predicate | formerRailwayZone |
P147854
|
FINISHED |
| Object | East Indian Railway Company |
—
|
NE NERFINISHED |
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: East Indian Railway Company | Statement: [Mughalsarai Junction railway station, formerRailwayZone, East Indian Railway Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Indian Railway Company Context triple: [Mughalsarai Junction railway station, formerRailwayZone, East Indian Railway Company]
-
A.
East Indian Railway Company
chosen
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.
-
B.
Madras Railway Company
The Madras Railway Company was a British-era railway company in colonial India that developed and operated key rail lines in southern India, including the early construction of the Nilgiri Mountain Railway.
-
C.
Bengal Nagpur Railway
Bengal Nagpur Railway was a major British-era railway company in eastern and central India that played a key role in regional rail development before being absorbed into the post-independence Indian Railways system.
-
D.
Madras and Southern Mahratta Railway
Madras and Southern Mahratta Railway was a major British-era railway company in southern India that operated extensive rail networks across the Madras Presidency and neighboring regions before being integrated into the post-independence Indian Railways system.
-
E.
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.
- 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: formerRailwayZone Context triple: [Mughalsarai Junction railway station, formerRailwayZone, East Indian Railway Company]
-
A.
formerRailroad
Indicates that an entity was previously a railroad but no longer functions as one.
-
B.
formerRailwayStation
Indicates that a location previously functioned as a railway station but is no longer in active railway service.
-
C.
hasRailwayZone
Indicates that a location or railway entity falls under the jurisdiction or coverage area of a specific railway zone.
-
D.
formerRailwayLine
Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
-
E.
railwayZoneNumber
Indicates the specific numbered zone of a railway network within which the referenced entity is located or classified.
- F. None of above. chosen
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_69e11e494eec81909c4d2d51f69499d9 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15783637c8190b77885f4e23d7ee5 |
completed | April 29, 2026, 12:57 a.m. |
| PD | Predicate disambiguation | batch_69e7300c20088190a59e5bf9e70384f3 |
completed | April 21, 2026, 8:06 a.m. |
| PDg | Predicate description generation | batch_69e7342ce08c8190bc0a7085f4a952e7 |
completed | April 21, 2026, 8:24 a.m. |
Created at: April 16, 2026, 8:43 p.m.