Triple

T11280102
Position Surface form Disambiguated ID Type / Status
Subject Crewe – Birmingham New Street E267040 entity
Predicate usesRailwayLine P15040 FINISHED
Object Crewe–Birmingham railway line
The Crewe–Birmingham railway line is a key rail route in England linking the major junction at Crewe with Birmingham, serving as an important corridor for both passenger and freight services in the West Midlands and North West.
E918629 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: Crewe–Birmingham railway line | Statement: [Crewe – Birmingham New Street, usesRailwayLine, Crewe–Birmingham railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Crewe–Birmingham railway line
Context triple: [Crewe – Birmingham New Street, usesRailwayLine, Crewe–Birmingham railway line]
  • A. Manchester–Crewe line
    The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
  • B. Crewe–Shrewsbury line
    The Crewe–Shrewsbury line is a railway route in England linking the major rail hub of Crewe with the historic town of Shrewsbury, serving several intermediate communities in Cheshire and Shropshire.
  • C. Liverpool–Crewe line
    The Liverpool–Crewe line is a key railway route in North West England linking the city of Liverpool with the major rail hub at Crewe, carrying both passenger and freight services.
  • D. Chester–Crewe line
    The Chester–Crewe line is a key railway route in northwest England linking the historic city of Chester with the major rail junction at Crewe, serving both regional and long-distance passenger services.
  • E. Birmingham–Shrewsbury line
    The Birmingham–Shrewsbury line is a key railway route in England linking the West Midlands city of Birmingham with the historic town of Shrewsbury, providing important regional and intercity passenger services.
  • 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: Crewe–Birmingham railway line
Triple: [Crewe – Birmingham New Street, usesRailwayLine, Crewe–Birmingham railway line]
Generated description
The Crewe–Birmingham railway line is a key rail route in England linking the major junction at Crewe with Birmingham, serving as an important corridor for both passenger and freight services in the West Midlands and North West.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Crewe–Birmingham railway line
Target entity description: The Crewe–Birmingham railway line is a key rail route in England linking the major junction at Crewe with Birmingham, serving as an important corridor for both passenger and freight services in the West Midlands and North West.
  • A. Manchester–Crewe line
    The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
  • B. Crewe–Shrewsbury line
    The Crewe–Shrewsbury line is a railway route in England linking the major rail hub of Crewe with the historic town of Shrewsbury, serving several intermediate communities in Cheshire and Shropshire.
  • C. Liverpool–Crewe line
    The Liverpool–Crewe line is a key railway route in North West England linking the city of Liverpool with the major rail hub at Crewe, carrying both passenger and freight services.
  • D. Chester–Crewe line
    The Chester–Crewe line is a key railway route in northwest England linking the historic city of Chester with the major rail junction at Crewe, serving both regional and long-distance passenger services.
  • E. Birmingham–Shrewsbury line
    The Birmingham–Shrewsbury line is a key railway route in England linking the West Midlands city of Birmingham with the historic town of Shrewsbury, providing important regional and intercity passenger services.
  • 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_69d6aac8c2f48190ad0596f1f89f0470 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e969b3448190940e2bd499d2d7de completed April 9, 2026, 6:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5258cc5208190be268ac6a82c9419 completed April 19, 2026, 6:57 p.m.
NEDg Description generation batch_69e52c81449c8190847b64fa91a45b2e completed April 19, 2026, 7:26 p.m.
NED2 Entity disambiguation (via description) batch_69e5319b6ef0819096debabfb6ffbe70 completed April 19, 2026, 7:48 p.m.
Created at: April 8, 2026, 9:31 p.m.