Triple
T19949097
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ludhiana Junction railway station |
E479507
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Ludhiana–Dhuri–Jakhal 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: Ludhiana–Dhuri–Jakhal line | Statement: [Ludhiana Junction railway station, locatedOn, Ludhiana–Dhuri–Jakhal line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ludhiana–Dhuri–Jakhal line Context triple: [Ludhiana Junction railway station, locatedOn, Ludhiana–Dhuri–Jakhal line]
-
A.
Ambala–Una Himachal line
The Ambala–Una Himachal line is a broad-gauge railway route in northern India that connects Ambala Cantonment in Haryana with Una in Himachal Pradesh, facilitating regional passenger and freight transport.
-
B.
Nangal–Una–Talwara line
The Nangal–Una–Talwara line is a regional railway route in northern India that connects Nangal in Punjab with Una and Talwara, enhancing rail connectivity across parts of Punjab and Himachal Pradesh.
-
C.
Kurukshetra–Jind line
The Kurukshetra–Jind line is a regional railway route in the Indian state of Haryana that connects the city of Kurukshetra with Jind, facilitating passenger and freight movement across the area.
-
D.
Gonda–Bahraich line
The Gonda–Bahraich line is a regional railway route in Uttar Pradesh, India, connecting the towns of Gonda and Bahraich and serving local passenger and freight traffic.
-
E.
Delhi–Shamli line
The Delhi–Shamli line is a railway route in northern India that connects Delhi with the town of Shamli, serving intermediate stations such as Ghaziabad Junction.
- 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: Ludhiana–Dhuri–Jakhal line Target entity description: The Ludhiana–Dhuri–Jakhal line is a railway route in northern India that connects key junctions in Punjab and Haryana, serving as an important regional passenger and freight corridor.
-
A.
Ambala–Una Himachal line
The Ambala–Una Himachal line is a broad-gauge railway route in northern India that connects Ambala Cantonment in Haryana with Una in Himachal Pradesh, facilitating regional passenger and freight transport.
-
B.
Nangal–Una–Talwara line
The Nangal–Una–Talwara line is a regional railway route in northern India that connects Nangal in Punjab with Una and Talwara, enhancing rail connectivity across parts of Punjab and Himachal Pradesh.
-
C.
Kurukshetra–Jind line
The Kurukshetra–Jind line is a regional railway route in the Indian state of Haryana that connects the city of Kurukshetra with Jind, facilitating passenger and freight movement across the area.
-
D.
Gonda–Bahraich line
The Gonda–Bahraich line is a regional railway route in Uttar Pradesh, India, connecting the towns of Gonda and Bahraich and serving local passenger and freight traffic.
-
E.
Delhi–Shamli line
The Delhi–Shamli line is a railway route in northern India that connects Delhi with the town of Shamli, serving intermediate stations such as Ghaziabad Junction.
- 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_69d8e522a17c819095165d4d24939fd8 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65a69ae388190918e862012f9fe39 |
completed | April 20, 2026, 4:55 p.m. |
Created at: April 10, 2026, 1:54 p.m.