Triple

T16458220

Position	Surface form	Disambiguated ID	Type / Status
Subject	Seaforth and Litherland railway station	`E399735`	entity
Predicate	originalCompany	`P5599`	FINISHED
Object	Liverpool, Crosby and Southport Railway The Liverpool, Crosby and Southport Railway was a 19th-century British railway company that developed and operated a suburban line connecting Liverpool with the coastal towns of Crosby and Southport.	`E1217344`	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: Liverpool, Crosby and Southport Railway | Statement: [Seaforth and Litherland railway station, originalCompany, Liverpool, Crosby and Southport Railway]

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

Target entity: Liverpool, Crosby and Southport Railway
Context triple: [Seaforth and Litherland railway station, originalCompany, Liverpool, Crosby and Southport Railway]

A. Liverpool and Bury Railway
The Liverpool and Bury Railway was a 19th-century railway company in northwest England that developed a key route linking the port city of Liverpool with the industrial town of Bury.
B. Liverpool and Manchester Railway
The Liverpool and Manchester Railway was one of the world’s first inter-city passenger railways to rely exclusively on steam power, pioneering modern railway transport in early 19th-century England.
C. Wirral Railway
Wirral Railway was a former British railway company that operated local lines on the Wirral Peninsula, primarily serving commuter traffic around Birkenhead and the surrounding area before railway grouping.
D. Liverpool–Ormskirk line
The Liverpool–Ormskirk line is a suburban rail route in Merseyside, England, connecting Liverpool with the town of Ormskirk as part of the Merseyrail network.
E. East Lancashire Railway
The East Lancashire Railway is a heritage railway in North West England that operates preserved steam and diesel services along a former main line between Heywood and Rawtenstall.
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: Liverpool, Crosby and Southport Railway
Triple: [Seaforth and Litherland railway station, originalCompany, Liverpool, Crosby and Southport Railway]

Generated description

The Liverpool, Crosby and Southport Railway was a 19th-century British railway company that developed and operated a suburban line connecting Liverpool with the coastal towns of Crosby and Southport.

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

Target entity: Liverpool, Crosby and Southport Railway
Target entity description: The Liverpool, Crosby and Southport Railway was a 19th-century British railway company that developed and operated a suburban line connecting Liverpool with the coastal towns of Crosby and Southport.

A. Liverpool and Bury Railway
The Liverpool and Bury Railway was a 19th-century railway company in northwest England that developed a key route linking the port city of Liverpool with the industrial town of Bury.
B. Liverpool and Manchester Railway
The Liverpool and Manchester Railway was one of the world’s first inter-city passenger railways to rely exclusively on steam power, pioneering modern railway transport in early 19th-century England.
C. Wirral Railway
Wirral Railway was a former British railway company that operated local lines on the Wirral Peninsula, primarily serving commuter traffic around Birkenhead and the surrounding area before railway grouping.
D. Liverpool–Ormskirk line
The Liverpool–Ormskirk line is a suburban rail route in Merseyside, England, connecting Liverpool with the town of Ormskirk as part of the Merseyrail network.
E. East Lancashire Railway
The East Lancashire Railway is a heritage railway in North West England that operates preserved steam and diesel services along a former main line between Heywood and Rawtenstall.
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_69d87f2dac988190b74d6e185fa88ba4`	completed	April 10, 2026, 4:40 a.m.
NER	Named-entity recognition	`batch_69e32d7ef5cc819084cfeb1a3e39d3cc`	completed	April 18, 2026, 7:06 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a005817fa088190a0eb85016fe5afc4`	completed	May 10, 2026, 10:04 a.m.
NEDg	Description generation	`batch_6a0059473c088190a8c9fc757c0a3ef1`	completed	May 10, 2026, 10:09 a.m.
NED2	Entity disambiguation (via description)	`batch_6a005a457868819096e21df6944de0ff`	completed	May 10, 2026, 10:13 a.m.

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