Triple

T2415574
Position Surface form Disambiguated ID Type / Status
Subject Mersey Gateway Bridge E52293 entity
Predicate maintainedBy P86 FINISHED
Object Mersey Gateway Crossings Board
Mersey Gateway Crossings Board is the organization responsible for overseeing, managing, and operating the Mersey Gateway Bridge and its associated river crossings infrastructure.
E264514 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: Mersey Gateway Crossings Board | Statement: [Mersey Gateway Bridge, maintainedBy, Mersey Gateway Crossings Board]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mersey Gateway Crossings Board
Context triple: [Mersey Gateway Bridge, maintainedBy, Mersey Gateway Crossings Board]
  • A. Mersey Gateway Bridge
    The Mersey Gateway Bridge is a modern six-lane toll bridge in northwest England that carries road traffic across the River Mersey between Runcorn and Widnes.
  • B. Liverpool City Council
    Liverpool City Council is the local government authority responsible for providing public services and administration for the city of Liverpool, England.
  • C. Liverpool City Region Combined Authority
    The Liverpool City Region Combined Authority is a strategic local government body that oversees transport, economic development, and regional planning across the Liverpool City Region in northwest England.
  • D. Dartford Crossing
    The Dartford Crossing is a major road crossing of the River Thames in southeast England, consisting of tunnels and a cable-stayed bridge that carry heavy traffic between Kent and Essex.
  • E. Queensferry Crossing (north end)
    Queensferry Crossing (north end) is the northern landfall and approach section of the Queensferry Crossing bridge, located on the Fife side of the Firth of Forth in eastern Scotland.
  • 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: Mersey Gateway Crossings Board
Triple: [Mersey Gateway Bridge, maintainedBy, Mersey Gateway Crossings Board]
Generated description
Mersey Gateway Crossings Board is the organization responsible for overseeing, managing, and operating the Mersey Gateway Bridge and its associated river crossings infrastructure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mersey Gateway Crossings Board
Target entity description: Mersey Gateway Crossings Board is the organization responsible for overseeing, managing, and operating the Mersey Gateway Bridge and its associated river crossings infrastructure.
  • A. Mersey Gateway Bridge
    The Mersey Gateway Bridge is a modern six-lane toll bridge in northwest England that carries road traffic across the River Mersey between Runcorn and Widnes.
  • B. Liverpool City Council
    Liverpool City Council is the local government authority responsible for providing public services and administration for the city of Liverpool, England.
  • C. Liverpool City Region Combined Authority
    The Liverpool City Region Combined Authority is a strategic local government body that oversees transport, economic development, and regional planning across the Liverpool City Region in northwest England.
  • D. Dartford Crossing
    The Dartford Crossing is a major road crossing of the River Thames in southeast England, consisting of tunnels and a cable-stayed bridge that carry heavy traffic between Kent and Essex.
  • E. Queensferry Crossing (north end)
    Queensferry Crossing (north end) is the northern landfall and approach section of the Queensferry Crossing bridge, located on the Fife side of the Firth of Forth in eastern Scotland.
  • 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_69ab495622948190bc6bc6e4cddaf645 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abc94d048481908409d60129aef747 completed March 7, 2026, 6:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69aebf4a784c819082c47e3936242478 completed March 9, 2026, 12:38 p.m.
NEDg Description generation batch_69aec28e0e38819085027240e2b3eb1b completed March 9, 2026, 12:52 p.m.
NED2 Entity disambiguation (via description) batch_69aec34a9a0481908c1033cb7d4b1516 completed March 9, 2026, 12:55 p.m.
Created at: March 6, 2026, 9:41 p.m.