Triple
T13803646
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nyazura |
E331703
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Harare–Mutare railway line |
E936880
|
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: Harare–Mutare railway line | Statement: [Nyazura, locatedOn, Harare–Mutare railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harare–Mutare railway line Context triple: [Nyazura, locatedOn, Harare–Mutare railway line]
-
A.
Harare–Mutare line
chosen
The Harare–Mutare line is a major railway corridor in Zimbabwe that connects the capital city Harare with the eastern city of Mutare near the Mozambican border, serving as a key route for both passenger and freight transport.
-
B.
Harare–Bulawayo line
The Harare–Bulawayo line is a major railway corridor in Zimbabwe that connects the capital city Harare with the industrial hub of Bulawayo, serving as a key route for both passenger and freight transport.
-
C.
Bulawayo–Victoria Falls railway
The Bulawayo–Victoria Falls railway is a key rail line in western Zimbabwe that connects the city of Bulawayo to the Victoria Falls area, serving as an important regional transport and tourism corridor.
-
D.
Bulawayo–Beitbridge line
The Bulawayo–Beitbridge line is a key railway corridor in Zimbabwe that links the industrial city of Bulawayo with the Beitbridge border crossing to South Africa, serving as a major route for regional freight and passenger transport.
-
E.
Cape Town–Bulawayo railway
The Cape Town–Bulawayo railway is a major southern African rail line linking Cape Town in South Africa with Bulawayo in Zimbabwe, historically significant as a key north–south transport corridor.
- 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_69d81c59f8808190a851bc56afdc55e9 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de026c36108190a7436034a730a261 |
completed | April 14, 2026, 9:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7b08bd7c48190bcdf110ccd27c003 |
completed | May 3, 2026, 8:31 p.m. |
Created at: April 9, 2026, 10:12 p.m.