Triple

T25057869

Position	Surface form	Disambiguated ID	Type / Status
Subject	Ouse Valley Viaduct	`E627569`	entity
Predicate	builtFor	`P1261`	FINISHED
Object	London and Brighton Railway The London and Brighton Railway was a 19th-century British railway company that developed and operated the main line connecting London with the seaside resort of Brighton.	`E257426`	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: London and Brighton Railway | Statement: [Ouse Valley Viaduct, builtFor, London and Brighton 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: London and Brighton Railway
Triple: [Ouse Valley Viaduct, builtFor, London and Brighton Railway]

Generated description

The London and Brighton Railway was a 19th-century British railway company that developed and operated the main line connecting London with the seaside resort of Brighton.

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_69e2ff2c45f48190afa28369f1df6786`	completed	April 18, 2026, 3:49 a.m.
NER	Named-entity recognition	`batch_69f459958c908190a377bb3cf34b1b28`	completed	May 1, 2026, 7:43 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a1067b5d0308190b6ca018ea845b573`	completed	May 22, 2026, 2:27 p.m.
NEDg	Description generation	`batch_6a1068ad981081908f324aa1d7cc5bb2`	completed	May 22, 2026, 2:31 p.m.
NED2	Entity disambiguation (via description)	`batch_6a106a12f4e08190a51c4cecf7a5de2a`	completed	May 22, 2026, 2:37 p.m.

Created at: April 18, 2026, 6:09 a.m.