Triple
T8073311
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Cachar Hills |
E188427
|
entity |
| Predicate | traversedBy |
P225
|
FINISHED |
| Object | Lumding–Silchar railway line |
E636350
|
NE FINISHED |
How this triple was built (2 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: Lumding–Silchar railway line | Statement: [North Cachar Hills, traversedBy, Lumding–Silchar railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lumding–Silchar railway line Context triple: [North Cachar Hills, traversedBy, Lumding–Silchar railway line]
-
A.
Lumding–Silchar section
chosen
The Lumding–Silchar section is a key broad-gauge railway line in Assam, India, connecting the Barak Valley region with the rest of the Indian Railways network through challenging hilly terrain.
-
B.
Lumding–Dibrugarh section
The Lumding–Dibrugarh section is a key railway route in the Indian state of Assam that connects the Barak Valley and upper Assam regions, serving as an important corridor for both passenger and freight traffic in Northeast India.
-
C.
Badarpur–Jiribam line
The Badarpur–Jiribam line is a railway route in Northeast India that connects Assam with Manipur, serving as a key link for regional connectivity and transport.
-
D.
Sealdah–Bangaon railway line
The Sealdah–Bangaon railway line is a suburban rail corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Bangaon and serving numerous intermediate urban and suburban localities.
-
E.
Naihati–Ranaghat line
The Naihati–Ranaghat line is a suburban railway corridor in West Bengal, India, forming part of the Kolkata Suburban Railway network and connecting key towns along the Hooghly and Nadia districts.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca82b50c708190863f661d438e68df |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb404a98408190b6c8eecb95ad086d |
completed | March 31, 2026, 3:32 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc63ecb04881909b1849dc4ef7c2bc |
completed | April 1, 2026, 12:16 a.m. |
Created at: March 30, 2026, 5:27 p.m.