Triple

T17176837

Position	Surface form	Disambiguated ID	Type / Status
Subject	London Transport Board	`E416881`	entity
Predicate	replacedBy	`P101`	FINISHED
Object	London Transport Executive (under GLC) The London Transport Executive (under the Greater London Council) was the public body responsible for managing and coordinating London’s bus and underground services from 1970 until the mid-1980s.	`E1255718`	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: London Transport Executive (under GLC) | Statement: [London Transport Board, replacedBy, London Transport Executive (under GLC)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: London Transport Executive (under GLC)
Context triple: [London Transport Board, replacedBy, London Transport Executive (under GLC)]

A. London Transport Board
The London Transport Board was the public body responsible for operating and overseeing most of the public transport system in Greater London from the early 1960s until the creation of the Greater London Council’s transport authority.
B. London Passenger Transport Board
The London Passenger Transport Board was the public body that managed and coordinated most of the capital’s bus, tram, trolleybus, and underground rail services in London from the 1930s until the late 1940s.
C. Transport for London
Transport for London is the local government body responsible for managing and overseeing the public transport network and major roads in Greater London.
D. London Underground Limited
London Underground Limited is the company responsible for operating and managing the London Underground metro network.
E. Greater London Council
The Greater London Council was the former top-tier local government body for Greater London, responsible for strategic planning and services across the capital from 1965 until its abolition in 1986.
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: London Transport Executive (under GLC)
Triple: [London Transport Board, replacedBy, London Transport Executive (under GLC)]

Generated description

The London Transport Executive (under the Greater London Council) was the public body responsible for managing and coordinating London’s bus and underground services from 1970 until the mid-1980s.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: London Transport Executive (under GLC)
Target entity description: The London Transport Executive (under the Greater London Council) was the public body responsible for managing and coordinating London’s bus and underground services from 1970 until the mid-1980s.

A. London Transport Board
The London Transport Board was the public body responsible for operating and overseeing most of the public transport system in Greater London from the early 1960s until the creation of the Greater London Council’s transport authority.
B. London Passenger Transport Board
The London Passenger Transport Board was the public body that managed and coordinated most of the capital’s bus, tram, trolleybus, and underground rail services in London from the 1930s until the late 1940s.
C. Transport for London
Transport for London is the local government body responsible for managing and overseeing the public transport network and major roads in Greater London.
D. London Underground Limited
London Underground Limited is the company responsible for operating and managing the London Underground metro network.
E. Greater London Council
The Greater London Council was the former top-tier local government body for Greater London, responsible for strategic planning and services across the capital from 1965 until its abolition in 1986.
F. None of above. chosen

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_69d886d5f34c8190b24564dfaa63f3fb`	completed	April 10, 2026, 5:12 a.m.
NER	Named-entity recognition	`batch_69e3fc0e14e08190901b1fbccc9322ae`	completed	April 18, 2026, 9:47 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a015fca04cc8190a9df230078fbe268`	completed	May 11, 2026, 4:49 a.m.
NEDg	Description generation	`batch_6a0161e5f6f0819083c57feac088f531`	completed	May 11, 2026, 4:58 a.m.
NED2	Entity disambiguation (via description)	`batch_6a0162785e7081908d57801eeae7cf67`	completed	May 11, 2026, 5 a.m.

Created at: April 10, 2026, 5:37 a.m.