Triple
T10761252
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Central Railway zone |
E253830
|
entity |
| Predicate | hasImportantPassengerCorridor |
P24245
|
FINISHED |
| Object | Howrah–Delhi main line sections |
E520995
|
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: Howrah–Delhi main line sections | Statement: [East Central Railway zone, hasImportantPassengerCorridor, Howrah–Delhi main line sections]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Howrah–Delhi main line sections Context triple: [East Central Railway zone, hasImportantPassengerCorridor, Howrah–Delhi main line sections]
-
A.
Howrah–Delhi main line
chosen
The Howrah–Delhi main line is one of India's busiest and most important railway corridors, connecting Kolkata (Howrah) with the national capital New Delhi and passing through major cities across northern and eastern India.
-
B.
Howrah–Bardhaman main line
The Howrah–Bardhaman main line is a major suburban and long-distance railway corridor in West Bengal, India, connecting Howrah (Kolkata) with Bardhaman and serving numerous important towns along the route.
-
C.
Howrah–Chennai main line
The Howrah–Chennai main line is a major Indian Railways trunk route connecting Kolkata (Howrah) with Chennai along the eastern coast, serving as a key corridor for both passenger and freight traffic.
-
D.
Howrah–Azimganj line
The Howrah–Azimganj line is a key railway route in the Indian state of West Bengal that connects Howrah with Azimganj, serving as an important corridor for both passenger and freight traffic in the region.
-
E.
Howrah–Bardhaman chord line
The Howrah–Bardhaman chord line is a major suburban and intercity railway corridor in West Bengal, India, connecting Howrah with Bardhaman via a shorter, high-capacity route.
- 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: hasImportantPassengerCorridor Context triple: [East Central Railway zone, hasImportantPassengerCorridor, Howrah–Delhi main line sections]
-
A.
hasMajorRailCorridor
chosen
Indicates that a location or region is traversed by a primary, high-capacity railway route used for significant passenger or freight transport.
-
B.
hasPassengerRailConnection
Indicates that there exists a passenger rail service linking one location or transport node to another.
-
C.
locatedInTransportCorridor
Indicates that an entity is situated within a designated transport corridor used for the movement of people or goods.
-
D.
hasMajorRailLinksTo
Indicates that there are significant railway connections or routes between two locations.
-
E.
transportCorridor
Indicates a route or pathway used to move people, goods, or resources between locations.
- 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_69d6aa5f54f4819082d0bbcb6f8797e6 |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d731a230ac8190920439076aaeb91e |
completed | April 9, 2026, 4:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69de2351db9c8190983ac834ea069fb4 |
completed | April 14, 2026, 11:21 a.m. |
| PD | Predicate disambiguation | batch_69d6f311529c819080ca5493d55d6050 |
completed | April 9, 2026, 12:30 a.m. |
Created at: April 8, 2026, 9:16 p.m.