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.