Triple
T17628209
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Saran district |
E429903
|
entity |
| Predicate | hasRailwayJunction |
P918
|
FINISHED |
| Object | Chhapra Junction |
—
|
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: Chhapra Junction | Statement: [Saran district, hasRailwayJunction, Chhapra Junction]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chhapra Junction Context triple: [Saran district, hasRailwayJunction, Chhapra Junction]
-
A.
Hajipur Junction
Hajipur Junction is a key railway hub in Bihar, India, serving as the headquarters station of the East Central Railway zone and an important connecting point for trains across northern and eastern India.
-
B.
Mughalsarai Junction
Mughalsarai Junction is a major railway station and one of the busiest rail hubs in northern India, located in Uttar Pradesh on the Delhi–Howrah main line.
-
C.
Samastipur Junction
Samastipur Junction is a major railway station and transit hub in Bihar, India, serving as a key node on the East Central Railway network.
-
D.
Badarpur Junction
Badarpur Junction is a key railway junction in Assam, India, serving as an important transit point linking Silchar with other parts of the region and country.
-
E.
Pilibhit Junction
Pilibhit Junction is a key railway station in Uttar Pradesh, India, serving as a major transit point for the town of Pilibhit and surrounding regions.
- 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: Chhapra Junction Target entity description: Chhapra Junction is a major railway station and transport hub in Bihar, India, serving the city of Chhapra and the surrounding Saran district.
-
A.
Hajipur Junction
Hajipur Junction is a key railway hub in Bihar, India, serving as the headquarters station of the East Central Railway zone and an important connecting point for trains across northern and eastern India.
-
B.
Mughalsarai Junction
Mughalsarai Junction is a major railway station and one of the busiest rail hubs in northern India, located in Uttar Pradesh on the Delhi–Howrah main line.
-
C.
Samastipur Junction
Samastipur Junction is a major railway station and transit hub in Bihar, India, serving as a key node on the East Central Railway network.
-
D.
Badarpur Junction
Badarpur Junction is a key railway junction in Assam, India, serving as an important transit point linking Silchar with other parts of the region and country.
-
E.
Pilibhit Junction
Pilibhit Junction is a key railway station in Uttar Pradesh, India, serving as a major transit point for the town of Pilibhit and surrounding regions.
- 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_69d889e37f308190a6aa0a69daff86c7 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e46dbe3a308190a818d04f1a9b15f7 |
completed | April 19, 2026, 5:53 a.m. |
Created at: April 10, 2026, 5:52 a.m.