Triple
T19966724
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nagpur–Secunderabad line |
E479953
|
entity |
| Predicate | administrativeHeadquarterForSection |
P138062
|
FINISHED |
| Object | Secunderabad railway division |
—
|
NE NERFINISHED |
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: Secunderabad railway division | Statement: [Nagpur–Secunderabad line, administrativeHeadquarterForSection, Secunderabad railway division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Secunderabad railway division Context triple: [Nagpur–Secunderabad line, administrativeHeadquarterForSection, Secunderabad railway division]
-
A.
Secunderabad railway division
chosen
Secunderabad railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Secunderabad and parts of the surrounding region.
-
B.
Hyderabad railway division
Hyderabad railway division is an administrative unit of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Hyderabad.
-
C.
Vijayawada railway division
Vijayawada railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in and around Vijayawada, Andhra Pradesh.
-
D.
Guntur railway division
Guntur railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Guntur in the state of Andhra Pradesh.
-
E.
Guntakal railway division
Guntakal railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in parts of Andhra Pradesh and neighboring regions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8e523c19881909f9197037200dde6 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65bc5e41881908c1e8867820f1c0c |
completed | April 20, 2026, 5 p.m. |
Created at: April 10, 2026, 1:54 p.m.