Triple
T23516629
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Production units of Indian Railways |
E574385
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Rail Wheel Plant Bela |
—
|
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: Rail Wheel Plant Bela | Statement: [Production units of Indian Railways, hasPart, Rail Wheel Plant Bela]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rail Wheel Plant Bela Context triple: [Production units of Indian Railways, hasPart, Rail Wheel Plant Bela]
-
A.
Kanchrapara Railway Workshop
Kanchrapara Railway Workshop is a major Indian Railways maintenance and repair facility located in Kanchrapara, West Bengal, known for overhauling locomotives, coaches, and other rolling stock.
-
B.
Bhilai marshalling yard
Bhilai marshalling yard is a major railway freight yard in Bhilai, Chhattisgarh, serving as a key hub for organizing and handling heavy industrial and goods traffic on the Indian Railways network.
-
C.
Bokaro Steel City electric loco shed
Bokaro Steel City electric loco shed is a major electric locomotive maintenance and servicing facility of Indian Railways located at Bokaro Steel City in Jharkhand.
-
D.
Sieg Railway
The Sieg Railway is a German rail line that runs through the Sieg Valley, connecting towns and cities along the River Sieg in North Rhine-Westphalia and Rhineland-Palatinate.
-
E.
Kanpur electric loco shed
Kanpur electric loco shed is a major Indian Railways facility in Kanpur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
- 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: Rail Wheel Plant Bela Target entity description: Rail Wheel Plant Bela is a manufacturing facility of Indian Railways that specializes in producing railway wheels for the national rail network.
-
A.
Kanchrapara Railway Workshop
Kanchrapara Railway Workshop is a major Indian Railways maintenance and repair facility located in Kanchrapara, West Bengal, known for overhauling locomotives, coaches, and other rolling stock.
-
B.
Bhilai marshalling yard
Bhilai marshalling yard is a major railway freight yard in Bhilai, Chhattisgarh, serving as a key hub for organizing and handling heavy industrial and goods traffic on the Indian Railways network.
-
C.
Bokaro Steel City electric loco shed
Bokaro Steel City electric loco shed is a major electric locomotive maintenance and servicing facility of Indian Railways located at Bokaro Steel City in Jharkhand.
-
D.
Sieg Railway
The Sieg Railway is a German rail line that runs through the Sieg Valley, connecting towns and cities along the River Sieg in North Rhine-Westphalia and Rhineland-Palatinate.
-
E.
Kanpur electric loco shed
Kanpur electric loco shed is a major Indian Railways facility in Kanpur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
- 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_69e245bb3dcc8190ba9a2b35972b58d0 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f1aa82a8448190bf7ad56137c5eb94 |
completed | April 29, 2026, 6:51 a.m. |
Created at: April 17, 2026, 6:08 p.m.