Triple
T20213499
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sealdah |
E493551
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Hasnabad line |
—
|
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: Hasnabad line | Statement: [Sealdah, connectsTo, Hasnabad line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hasnabad line Context triple: [Sealdah, connectsTo, Hasnabad line]
-
A.
Lalamusa–Shorkot Line
The Lalamusa–Shorkot Line is a railway branch line in Pakistan that connects the city of Lalamusa in Punjab to Shorkot, serving intermediate towns and supporting regional passenger and freight transport.
-
B.
Quetta–Taftan Railway Line
The Quetta–Taftan Railway Line is a key rail route in Pakistan that connects the city of Quetta to the Iranian border at Taftan, facilitating regional trade and cross-border travel.
-
C.
Mashhad–Sarakhs railway
The Mashhad–Sarakhs railway is an international rail line in northeastern Iran that connects the city of Mashhad to the border town of Sarakhs, serving as a key transit route toward Turkmenistan and Central Asia.
-
D.
Wadhwan State Railway
Wadhwan State Railway was a former princely state-owned railway system in western India that later became part of the larger Saurashtra Railway network.
-
E.
Tehran–Khorramshahr railway
The Tehran–Khorramshahr railway is a major Iranian rail line connecting the capital Tehran with the southwestern city and port of Khorramshahr, serving as an important corridor for passenger and freight transport.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hasnabad line Target entity description: The Hasnabad line is a suburban railway corridor in the Kolkata area of West Bengal, India, serving as part of the Sealdah railway division and connecting the city with its northern and rural outskirts.
-
A.
Lalamusa–Shorkot Line
The Lalamusa–Shorkot Line is a railway branch line in Pakistan that connects the city of Lalamusa in Punjab to Shorkot, serving intermediate towns and supporting regional passenger and freight transport.
-
B.
Quetta–Taftan Railway Line
The Quetta–Taftan Railway Line is a key rail route in Pakistan that connects the city of Quetta to the Iranian border at Taftan, facilitating regional trade and cross-border travel.
-
C.
Mashhad–Sarakhs railway
The Mashhad–Sarakhs railway is an international rail line in northeastern Iran that connects the city of Mashhad to the border town of Sarakhs, serving as a key transit route toward Turkmenistan and Central Asia.
-
D.
Wadhwan State Railway
Wadhwan State Railway was a former princely state-owned railway system in western India that later became part of the larger Saurashtra Railway network.
-
E.
Tehran–Khorramshahr railway
The Tehran–Khorramshahr railway is a major Iranian rail line connecting the capital Tehran with the southwestern city and port of Khorramshahr, serving as an important corridor for passenger and freight transport.
- F. None of above. chosen
Provenance (2 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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66ed6fe888190b553ba6879cb2d8d |
completed | April 20, 2026, 6:22 p.m. |
Created at: April 11, 2026, 11:38 p.m.