Triple

T33310105

Position	Surface form	Disambiguated ID	Type / Status
Subject	Tsavo man-eaters	`E852849`	entity
Predicate	railwayCompany	`P5620`	FINISHED
Object	British Uganda Railway The British Uganda Railway was a colonial-era railway line built by the British in East Africa, linking the Kenyan coast to the interior and playing a key role in the region’s economic and political development.	`E320475`	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: British Uganda Railway | Statement: [Tsavo man-eaters, railwayCompany, British Uganda Railway]

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: British Uganda Railway
Triple: [Tsavo man-eaters, railwayCompany, British Uganda Railway]

Generated description

The British Uganda Railway was a colonial-era railway line built by the British in East Africa, linking the Kenyan coast to the interior and playing a key role in the region’s economic and political development.

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_69f349679fd8819093b9b40e989440e3`	completed	April 30, 2026, 12:21 p.m.
NER	Named-entity recognition	`batch_69f6decb66e48190b341367066e81ed0`	completed	May 3, 2026, 5:36 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a35432977c08190b837088c7adf98a6`	completed	June 19, 2026, 1:24 p.m.
NEDg	Description generation	`batch_6a354778441481909034caffb675adee`	completed	June 19, 2026, 1:43 p.m.
NED2	Entity disambiguation (via description)	`batch_6a35485809fc81909dcb185c08aaf013`	completed	June 19, 2026, 1:47 p.m.

Created at: May 1, 2026, 1:33 a.m.