Triple

T409344
Position Surface form Disambiguated ID Type / Status
Subject River Mersey E9452 entity
Predicate estuary P4359 FINISHED
Object Mersey Estuary
The Mersey Estuary is the tidal mouth of the River Mersey in northwest England, forming a wide inlet between Liverpool and the Wirral Peninsula that is significant for shipping, industry, and wildlife habitats.
E60626 NE FINISHED

How this triple was built (5 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 Estuary | Statement: [River Mersey, estuary, Mersey Estuary]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mersey Estuary
Context triple: [River Mersey, estuary, Mersey Estuary]
  • A. River Mersey
    The River Mersey is a major river in North West England that flows through cities including Manchester and Liverpool before emptying into the Irish Sea.
  • B. Thames Estuary
    The Thames Estuary is the broad tidal mouth of the River Thames where it meets the North Sea, forming a major shipping route and ecological zone in southeast England.
  • C. Bristol Channel
    The Bristol Channel is a major inlet of the Atlantic Ocean separating South Wales from southwest England and providing access to the Severn Estuary.
  • D. Ribble estuary
    The Ribble estuary is a coastal inlet in northwest England where the River Ribble meets the Irish Sea, noted for its extensive saltmarshes and importance as a habitat for migratory birds.
  • E. Morecambe Bay
    Morecambe Bay is a large estuarine bay on the Irish Sea coast of England, noted for its extensive tidal sands, rich birdlife, and historically dangerous quicksands.
  • 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 Estuary
Triple: [River Mersey, estuary, Mersey Estuary]
Generated description
The Mersey Estuary is the tidal mouth of the River Mersey in northwest England, forming a wide inlet between Liverpool and the Wirral Peninsula that is significant for shipping, industry, and wildlife habitats.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mersey Estuary
Target entity description: The Mersey Estuary is the tidal mouth of the River Mersey in northwest England, forming a wide inlet between Liverpool and the Wirral Peninsula that is significant for shipping, industry, and wildlife habitats.
  • A. River Mersey
    The River Mersey is a major river in North West England that flows through cities including Manchester and Liverpool before emptying into the Irish Sea.
  • B. Thames Estuary
    The Thames Estuary is the broad tidal mouth of the River Thames where it meets the North Sea, forming a major shipping route and ecological zone in southeast England.
  • C. Bristol Channel
    The Bristol Channel is a major inlet of the Atlantic Ocean separating South Wales from southwest England and providing access to the Severn Estuary.
  • D. Ribble estuary
    The Ribble estuary is a coastal inlet in northwest England where the River Ribble meets the Irish Sea, noted for its extensive saltmarshes and importance as a habitat for migratory birds.
  • E. Morecambe Bay
    Morecambe Bay is a large estuarine bay on the Irish Sea coast of England, noted for its extensive tidal sands, rich birdlife, and historically dangerous quicksands.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: estuary
Context triple: [River Mersey, estuary, Mersey Estuary]
  • A. mouthOfTheWatercourse chosen
    Indicates the location where a watercourse ends and flows into a larger body of water.
  • B. mouthOfWatercourse
    Indicates the location where a watercourse ends and flows into a larger body of water or another watercourse.
  • C. bodyOfWater
    Indicates that one entity is a body of water that is geographically or physically associated with another entity.
  • D. tributary
    Indicates that one watercourse flows into and feeds another, contributing its water to a larger stream, river, or lake.
  • E. basin
    Indicates a geographic area where surface water drains into a common outlet, such as a river, lake, or ocean.
  • F. None of above.

Provenance (6 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_69a2e80111fc8190961d5b7c6154123f completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ed31681c8190ac32334562fb17fd completed Feb. 28, 2026, 1:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69a47117818c8190ac5f0d6a3fc9c3a3 completed March 1, 2026, 5:02 p.m.
NEDg Description generation batch_69a472f1b4988190aeb0102e11c69ac6 completed March 1, 2026, 5:10 p.m.
NED2 Entity disambiguation (via description) batch_69a473742eac8190a48052bb14cfb7e5 completed March 1, 2026, 5:12 p.m.
PD Predicate disambiguation batch_69a2e9737694819080fde9adcc1aa4d4 completed Feb. 28, 2026, 1:11 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.