Triple
T11137590
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kericho District |
E263453
|
entity |
| Predicate | railwayServedBy |
P782
|
FINISHED |
| Object |
Kenya-Uganda Railway (through Kipkelion / Fort Ternan area)
The Kenya-Uganda Railway (through the Kipkelion / Fort Ternan area) is a historic segment of the colonial-era rail line that linked the Kenyan highlands to the main route between Mombasa and Uganda, facilitating regional trade and settlement.
|
E907414
|
NE FINISHED |
How this triple was built (4 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: Kenya-Uganda Railway (through Kipkelion / Fort Ternan area) | Statement: [Kericho District, railwayServedBy, Kenya-Uganda Railway (through Kipkelion / Fort Ternan area)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kenya-Uganda Railway (through Kipkelion / Fort Ternan area) Context triple: [Kericho District, railwayServedBy, Kenya-Uganda Railway (through Kipkelion / Fort Ternan area)]
-
A.
Mombasa–Nairobi railway
The Mombasa–Nairobi railway is a major rail line in Kenya linking the coastal city of Mombasa with the capital Nairobi, historically significant for its role in colonial-era transport and regional development.
-
B.
Tabora–Kigoma railway
The Tabora–Kigoma railway is a key western Tanzanian rail line connecting the inland rail hub of Tabora to the port town of Kigoma on Lake Tanganyika, facilitating regional trade and passenger transport.
-
C.
Tabora–Mpanda railway
The Tabora–Mpanda railway is a regional rail line in western Tanzania that connects the town of Tabora with Mpanda, supporting transport and economic activity across the area.
-
D.
Tanzanian railway network
The Tanzanian railway network is the national system of rail lines that connects major cities, ports, and inland regions across Tanzania for passenger and freight transport.
-
E.
Tanzania–Zambia Railway (TAZARA)
The Tanzania–Zambia Railway (TAZARA) is a major bi-national rail line built with Chinese assistance that links landlocked Zambia to the Tanzanian port of Dar es Salaam, serving as a key transport and trade corridor in East and Southern Africa.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Kenya-Uganda Railway (through Kipkelion / Fort Ternan area) Triple: [Kericho District, railwayServedBy, Kenya-Uganda Railway (through Kipkelion / Fort Ternan area)]
Generated description
The Kenya-Uganda Railway (through the Kipkelion / Fort Ternan area) is a historic segment of the colonial-era rail line that linked the Kenyan highlands to the main route between Mombasa and Uganda, facilitating regional trade and settlement.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kenya-Uganda Railway (through Kipkelion / Fort Ternan area) Target entity description: The Kenya-Uganda Railway (through the Kipkelion / Fort Ternan area) is a historic segment of the colonial-era rail line that linked the Kenyan highlands to the main route between Mombasa and Uganda, facilitating regional trade and settlement.
-
A.
Mombasa–Nairobi railway
The Mombasa–Nairobi railway is a major rail line in Kenya linking the coastal city of Mombasa with the capital Nairobi, historically significant for its role in colonial-era transport and regional development.
-
B.
Tabora–Kigoma railway
The Tabora–Kigoma railway is a key western Tanzanian rail line connecting the inland rail hub of Tabora to the port town of Kigoma on Lake Tanganyika, facilitating regional trade and passenger transport.
-
C.
Tabora–Mpanda railway
The Tabora–Mpanda railway is a regional rail line in western Tanzania that connects the town of Tabora with Mpanda, supporting transport and economic activity across the area.
-
D.
Tanzanian railway network
The Tanzanian railway network is the national system of rail lines that connects major cities, ports, and inland regions across Tanzania for passenger and freight transport.
-
E.
Tanzania–Zambia Railway (TAZARA)
The Tanzania–Zambia Railway (TAZARA) is a major bi-national rail line built with Chinese assistance that links landlocked Zambia to the Tanzanian port of Dar es Salaam, serving as a key transport and trade corridor in East and Southern Africa.
- F. None of above. chosen
Provenance (5 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_69d6aa9c0ba08190bbd19c217489b755 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e85f2ea48190bf1ff63af1d7d236 |
completed | April 9, 2026, 5:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e442030b588190bc958030f30b648a |
completed | April 19, 2026, 2:46 a.m. |
| NEDg | Description generation | batch_69e44c09dd5c8190bddf3dd109a639ba |
completed | April 19, 2026, 3:29 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e451274ce48190a05f1d37f972c36c |
completed | April 19, 2026, 3:51 a.m. |
Created at: April 8, 2026, 9:28 p.m.