Triple
T5113581
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bolpur Shantiniketan railway station |
E115274
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
Howrah–Sahibganj loop
The Howrah–Sahibganj loop is a major railway route in eastern India that connects Howrah with Sahibganj via numerous important towns in West Bengal and Jharkhand.
|
E493550
|
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: Howrah–Sahibganj loop | Statement: [Bolpur Shantiniketan railway station, railwayLine, Howrah–Sahibganj loop]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Howrah–Sahibganj loop Context triple: [Bolpur Shantiniketan railway station, railwayLine, Howrah–Sahibganj loop]
-
A.
Tinsukia–Ledo section
The Tinsukia–Ledo section is a railway line in Assam, India, connecting the town of Tinsukia with the coal-rich Ledo area and serving as an important regional transport corridor in northeastern 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.
Sealdah–Ranaghat line
The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
-
D.
Arun Valley Line
The Arun Valley Line is a railway route in South East England that runs through the Arun Valley in West Sussex, linking London with coastal towns via a largely rural corridor.
-
E.
Sikar Junction
Sikar Junction is a major railway station in Rajasthan, India, serving the city of Sikar as an important regional rail hub.
- 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: Howrah–Sahibganj loop Triple: [Bolpur Shantiniketan railway station, railwayLine, Howrah–Sahibganj loop]
Generated description
The Howrah–Sahibganj loop is a major railway route in eastern India that connects Howrah with Sahibganj via numerous important towns in West Bengal and Jharkhand.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Howrah–Sahibganj loop Target entity description: The Howrah–Sahibganj loop is a major railway route in eastern India that connects Howrah with Sahibganj via numerous important towns in West Bengal and Jharkhand.
-
A.
Tinsukia–Ledo section
The Tinsukia–Ledo section is a railway line in Assam, India, connecting the town of Tinsukia with the coal-rich Ledo area and serving as an important regional transport corridor in northeastern 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.
Sealdah–Ranaghat line
The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
-
D.
Arun Valley Line
The Arun Valley Line is a railway route in South East England that runs through the Arun Valley in West Sussex, linking London with coastal towns via a largely rural corridor.
-
E.
Sikar Junction
Sikar Junction is a major railway station in Rajasthan, India, serving the city of Sikar as an important regional rail hub.
- 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_69bd4441d1648190a54a533895041987 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd75cba1e88190af076657f846b975 |
completed | March 20, 2026, 4:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bebaaa394c8190bd93cdf57475a5b6 |
completed | March 21, 2026, 3:35 p.m. |
| NEDg | Description generation | batch_69bebb50aef48190b625278340a8c310 |
completed | March 21, 2026, 3:37 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bebc0b38e88190830eb74292e00e93 |
completed | March 21, 2026, 3:40 p.m. |
Created at: March 20, 2026, 1:41 p.m.