Triple
T9686564
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Uvinza District |
E234422
|
entity |
| Predicate | hasTransportInfrastructure |
P2560
|
FINISHED |
| Object | Central Railway line |
E815393
|
NE 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: Central Railway line | Statement: [Uvinza District, hasTransportInfrastructure, Central Railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Railway line Context triple: [Uvinza District, hasTransportInfrastructure, Central Railway line]
-
A.
Central Railway line
chosen
The Central Railway line is a major Tanzanian rail corridor that connects the interior regions of the country to the coastal port city of Dar es Salaam.
-
B.
Central Railway
Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
-
C.
Howrah–Nagpur–Mumbai line
The Howrah–Nagpur–Mumbai line is a major Indian Railways trunk route connecting Kolkata (Howrah) in the east with Mumbai in the west via Nagpur, serving as a key corridor for both passenger and freight traffic across central India.
-
D.
Mumbai–Pune railway line
The Mumbai–Pune railway line is a major rail corridor in Maharashtra, India, connecting the metropolitan city of Mumbai with the industrial and educational hub of Pune through the Western Ghats.
-
E.
Mumbai–Ahmedabad–Delhi main line
The Mumbai–Ahmedabad–Delhi main line is a major Indian Railways trunk route that connects Mumbai with Ahmedabad and Delhi, serving as a key corridor for long-distance passenger and freight traffic in western and northern India.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69ca84ca73208190957a900c8543bdcc |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cd9cd2dab481908e0d3fed28de9d40 |
completed | April 1, 2026, 10:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d19f76aca481909692b29cac3c3dc3 |
completed | April 4, 2026, 11:32 p.m. |
Created at: March 30, 2026, 8:17 p.m.