Triple

T10021181
Position Surface form Disambiguated ID Type / Status
Subject Athi River settlements E200611 entity
Predicate partOf P40 FINISHED
Object Nairobi–Mombasa transport corridor
The Nairobi–Mombasa transport corridor is a major Kenyan economic and infrastructure axis linking the capital Nairobi to the coastal city of Mombasa, integrating road, rail, and associated settlements and industries along its route.
E320475 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–Mombasa transport corridor | Statement: [Athi River settlements, partOf, Nairobi–Mombasa transport corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nairobi–Mombasa transport corridor
Context triple: [Athi River settlements, partOf, Nairobi–Mombasa transport corridor]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Cape to Cairo Road corridor
    The Cape to Cairo Road corridor is a proposed trans-African highway route intended to link South Africa’s Cape Town with Egypt’s Cairo, facilitating regional connectivity and trade across the continent.
  • 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–Mombasa transport corridor
Triple: [Athi River settlements, partOf, Nairobi–Mombasa transport corridor]
Generated description
The Nairobi–Mombasa transport corridor is a major Kenyan economic and infrastructure axis linking the capital Nairobi to the coastal city of Mombasa, integrating road, rail, and associated settlements and industries along its route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nairobi–Mombasa transport corridor
Target entity description: The Nairobi–Mombasa transport corridor is a major Kenyan economic and infrastructure axis linking the capital Nairobi to the coastal city of Mombasa, integrating road, rail, and associated settlements and industries along its route.
  • A. 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.
  • B. 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.
  • C. Mombasa–Nairobi railway chosen
    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.
  • D. Cape to Cairo Road corridor
    The Cape to Cairo Road corridor is a proposed trans-African highway route intended to link South Africa’s Cape Town with Egypt’s Cairo, facilitating regional connectivity and trade across the continent.
  • 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.

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_69ca831c45f08190ac1505cc15076608 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cdcd79485881909df562bfff36ccf4 completed April 2, 2026, 1:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69d26ab241848190a97dea745f6d2324 completed April 5, 2026, 1:59 p.m.
NEDg Description generation batch_69d26b84271881909c3a1b8a05e2c8a2 completed April 5, 2026, 2:02 p.m.
NED2 Entity disambiguation (via description) batch_69d26f50dc008190866f0ba45b671560 completed April 5, 2026, 2:18 p.m.
Created at: March 30, 2026, 8:53 p.m.