Triple
T17939851
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tirupati railway station |
E448556
|
entity |
| Predicate | railwayZoneHistory |
P24188
|
FINISHED |
| Object | formerly under South Central Railway zone |
—
|
LITERAL FINISHED |
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: formerly under South Central Railway zone | Statement: [Tirupati railway station, railwayZoneHistory, formerly under South Central Railway zone]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayZoneHistory Context triple: [Tirupati railway station, railwayZoneHistory, formerly under South Central Railway zone]
-
A.
railwayZoneNumber
Indicates the specific numbered zone of a railway network within which the referenced entity is located or classified.
-
B.
railwayZoneHeadquartersFor
Indicates that a location serves as the administrative headquarters for a particular railway zone.
-
C.
hasRailwayZone
chosen
Indicates that a location or railway entity falls under the jurisdiction or coverage area of a specific railway zone.
-
D.
railwayHeritageFeature
Indicates that something is a feature associated with railway heritage, such as historically significant railway structures, equipment, or related elements.
-
E.
railwaySectionOpeningDate
Indicates the date on which a specific section of a railway line was officially opened for operation.
- F. None of above.
Provenance (3 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_69d8b9f79d14819095540856928f0e25 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4ad9533688190bff773c183ed8505 |
completed | April 19, 2026, 10:25 a.m. |
| PD | Predicate disambiguation | batch_69e3f8e713d481908b4a126258c18b63 |
completed | April 18, 2026, 9:34 p.m. |
Created at: April 10, 2026, 10:21 a.m.