Triple

T25446649

Position	Surface form	Disambiguated ID	Type / Status
Subject	Mbeya	`E637653`	entity
Predicate	isOnTransportCorridor	`P3034`	FINISHED
Object	Dar es Salaam–Johannesburg corridor The Dar es Salaam–Johannesburg corridor is a major regional transport route linking the Tanzanian port city of Dar es Salaam with Johannesburg in South Africa, facilitating trade and movement across eastern and southern Africa.	`E1699310`	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: Dar es Salaam–Johannesburg corridor | Statement: [Mbeya, isOnTransportCorridor, Dar es Salaam–Johannesburg corridor]

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: Dar es Salaam–Johannesburg corridor
Triple: [Mbeya, isOnTransportCorridor, Dar es Salaam–Johannesburg corridor]

Generated description

The Dar es Salaam–Johannesburg corridor is a major regional transport route linking the Tanzanian port city of Dar es Salaam with Johannesburg in South Africa, facilitating trade and movement across eastern and southern Africa.

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_69e75db7c5048190b8da9cd7eeedb610`	completed	April 21, 2026, 11:21 a.m.
NER	Named-entity recognition	`batch_69f5f70455f48190b23c09dbed884015`	completed	May 2, 2026, 1:07 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a10ec8a5c4481909e636b76a3732818`	completed	May 22, 2026, 11:53 p.m.
NEDg	Description generation	`batch_6a10ed61eafc8190b74041bee59908fd`	completed	May 22, 2026, 11:57 p.m.
NED2	Entity disambiguation (via description)	`batch_6a10ee124ba48190a53c16f69b303aae`	completed	May 23, 2026, midnight

Created at: April 21, 2026, 2:02 p.m.