Triple
T9034936
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nairobi Metropolitan Region |
E216466
|
entity |
| Predicate | hasTransportInfrastructure |
P2560
|
FINISHED |
| Object |
Nairobi Expressway
Nairobi Expressway is a major tolled highway in Kenya that eases traffic congestion by providing a faster route between Jomo Kenyatta International Airport and central Nairobi.
|
E773379
|
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: Nairobi Expressway | Statement: [Nairobi Metropolitan Region, hasTransportInfrastructure, Nairobi Expressway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nairobi Expressway Context triple: [Nairobi Metropolitan Region, hasTransportInfrastructure, Nairobi Expressway]
-
A.
Nairobi–Nakuru Highway
The Nairobi–Nakuru Highway is a key transport corridor in Kenya that links the capital Nairobi with the Rift Valley region and onward to western Kenya and neighboring countries.
-
B.
Uhuru Highway
Uhuru Highway is a major multi-lane roadway running through central Nairobi, Kenya, forming part of the city’s primary north–south transport corridor.
-
C.
Lekki–Epe Expressway
The Lekki–Epe Expressway is a major arterial highway in Lagos State, Nigeria, connecting the Lekki Peninsula to Epe and serving as a key route for commuters and regional development.
-
D.
Thika Road
Thika Road is a major multi-lane highway in Kenya that connects Nairobi to the industrial town of Thika and serves as a key transport corridor for the Nairobi metropolitan area.
-
E.
Arusha–Dodoma road
The Arusha–Dodoma road is a major Tanzanian highway linking the northern city of Arusha with the national capital, Dodoma, and serving as an important route for regional travel and trade.
- 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: Nairobi Expressway Triple: [Nairobi Metropolitan Region, hasTransportInfrastructure, Nairobi Expressway]
Generated description
Nairobi Expressway is a major tolled highway in Kenya that eases traffic congestion by providing a faster route between Jomo Kenyatta International Airport and central Nairobi.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nairobi Expressway Target entity description: Nairobi Expressway is a major tolled highway in Kenya that eases traffic congestion by providing a faster route between Jomo Kenyatta International Airport and central Nairobi.
-
A.
Nairobi–Nakuru Highway
The Nairobi–Nakuru Highway is a key transport corridor in Kenya that links the capital Nairobi with the Rift Valley region and onward to western Kenya and neighboring countries.
-
B.
Uhuru Highway
Uhuru Highway is a major multi-lane roadway running through central Nairobi, Kenya, forming part of the city’s primary north–south transport corridor.
-
C.
Lekki–Epe Expressway
The Lekki–Epe Expressway is a major arterial highway in Lagos State, Nigeria, connecting the Lekki Peninsula to Epe and serving as a key route for commuters and regional development.
-
D.
Thika Road
Thika Road is a major multi-lane highway in Kenya that connects Nairobi to the industrial town of Thika and serves as a key transport corridor for the Nairobi metropolitan area.
-
E.
Arusha–Dodoma road
The Arusha–Dodoma road is a major Tanzanian highway linking the northern city of Arusha with the national capital, Dodoma, and serving as an important route for regional travel and trade.
- 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_69ca83d10b608190b2b2f8e0a7faaf14 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cc6abf4af481908d21245332329d99 |
completed | April 1, 2026, 12:45 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfdbce352c8190b5862d0cc103bfdb |
completed | April 3, 2026, 3:25 p.m. |
| NEDg | Description generation | batch_69cfdcdb9d0c81908f89d2085c80016c |
completed | April 3, 2026, 3:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cfdda4bf048190bc054fe9b1dcc98d |
completed | April 3, 2026, 3:32 p.m. |
Created at: March 30, 2026, 7:08 p.m.