Triple

T30181814

Position	Surface form	Disambiguated ID	Type / Status
Subject	British Rail sectorisation era	`E767220`	entity
Predicate	infrastructureManagedBy	`P168522`	FINISHED
Object	British Rail civil engineering and operations departments The British Rail civil engineering and operations departments were the internal divisions responsible for maintaining, renewing, and managing the railway’s physical infrastructure and day-to-day train operations during the sectorisation era.	`E1902961`	NE FINISHED

How this triple was built (3 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 Rail civil engineering and operations departments | Statement: [British Rail sectorisation era, infrastructureManagedBy, British Rail civil engineering and operations departments]

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 Rail civil engineering and operations departments
Triple: [British Rail sectorisation era, infrastructureManagedBy, British Rail civil engineering and operations departments]

Generated description

The British Rail civil engineering and operations departments were the internal divisions responsible for maintaining, renewing, and managing the railway’s physical infrastructure and day-to-day train operations during the sectorisation era.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: infrastructureManagedBy
Context triple: [British Rail sectorisation era, infrastructureManagedBy, British Rail civil engineering and operations departments]

A. environmentManagedBy
Indicates that the control, maintenance, or oversight of an environment is carried out by a specified managing entity.
B. isPartOfNetworkManagedBy
Indicates that an entity belongs to and operates under the control or administration of a specific network management authority or system.
C. portManagedBy
Indicates that the operation, administration, or control of a port is carried out by a specified managing entity.
D. selectionManagedBy
Indicates that the process or outcome of selecting something is overseen, controlled, or administered by a particular agent or entity.
E. distributionManagedBy
Indicates that the distribution of something (such as goods, content, or resources) is overseen, controlled, or administered by a particular agent or organization.
F. None of above. chosen

Provenance (7 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_69f2247cc3d88190811dec3face94bf5`	completed	April 29, 2026, 3:32 p.m.
NER	Named-entity recognition	`batch_69f67f42c4708190accbdb72ae9c9816`	completed	May 2, 2026, 10:48 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a275868e0108190be8f589481fb1e59`	completed	June 9, 2026, 12:03 a.m.
NEDg	Description generation	`batch_6a275a7e7e78819088b7aef8057de369`	completed	June 9, 2026, 12:12 a.m.
NED2	Entity disambiguation (via description)	`batch_6a275b67290c8190bb71f367c87d8e09`	completed	June 9, 2026, 12:16 a.m.
PD	Predicate disambiguation	`batch_69f673c7a4588190837854f3ef61e6bf`	completed	May 2, 2026, 9:59 p.m.
PDg	Predicate description generation	`batch_69f6749f205c81909d1aacf462912eee`	completed	May 2, 2026, 10:03 p.m.

Created at: April 29, 2026, 7:26 p.m.