Triple

T5507207
Position Surface form Disambiguated ID Type / Status
Subject Severn Estuary E144469 entity
Predicate locatedAtMouthOf P165 FINISHED
Object Severn Sea
The Severn Sea is a historical name for the broad inlet of the Atlantic Ocean off the coasts of southwest England and south Wales, into which the River Severn flows.
E20751 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: Severn Sea | Statement: [Severn Estuary, locatedAtMouthOf, Severn Sea]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Severn Sea
Context triple: [Severn Estuary, locatedAtMouthOf, Severn Sea]
  • A. 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.
  • B. Severn Sound
    Severn Sound is a sheltered bay and sub-basin of southeastern Georgian Bay in Lake Huron, known for its diverse shoreline communities and ecological significance.
  • C. Southampton Water
    Southampton Water is a tidal estuary on the south coast of England that forms the approach to the port of Southampton, where several rivers meet the Solent.
  • D. Bay of Ireland
    The Bay of Ireland is a coastal inlet on the island of Orkney Mainland in Scotland, known for its rugged shoreline and North Atlantic waters.
  • E. North Sea
    The North Sea is a marginal sea of the Atlantic Ocean located between Great Britain, Scandinavia, Germany, the Netherlands, Belgium, and France, known for its major shipping routes, rich fishing grounds, and offshore oil and gas reserves.
  • 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: Severn Sea
Triple: [Severn Estuary, locatedAtMouthOf, Severn Sea]
Generated description
The Severn Sea is a historical name for the broad inlet of the Atlantic Ocean off the coasts of southwest England and south Wales, into which the River Severn flows.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Severn Sea
Target entity description: The Severn Sea is a historical name for the broad inlet of the Atlantic Ocean off the coasts of southwest England and south Wales, into which the River Severn flows.
  • A. Bristol Channel chosen
    The Bristol Channel is a major inlet of the Atlantic Ocean separating South Wales from southwest England and providing access to the Severn Estuary.
  • B. Severn Sound
    Severn Sound is a sheltered bay and sub-basin of southeastern Georgian Bay in Lake Huron, known for its diverse shoreline communities and ecological significance.
  • C. Southampton Water
    Southampton Water is a tidal estuary on the south coast of England that forms the approach to the port of Southampton, where several rivers meet the Solent.
  • D. Bay of Ireland
    The Bay of Ireland is a coastal inlet on the island of Orkney Mainland in Scotland, known for its rugged shoreline and North Atlantic waters.
  • E. North Sea
    The North Sea is a marginal sea of the Atlantic Ocean located between Great Britain, Scandinavia, Germany, the Netherlands, Belgium, and France, known for its major shipping routes, rich fishing grounds, and offshore oil and gas reserves.
  • F. None of above.

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_69c008f6b5048190a09064116062cf69 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01f495c588190b0cfe5bfb3d2c221 completed March 22, 2026, 4:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69c059ce87448190ac88e79ed4c0f47b completed March 22, 2026, 9:06 p.m.
NEDg Description generation batch_69c05b7b57d481909f830a6cf7f59c3e completed March 22, 2026, 9:13 p.m.
NED2 Entity disambiguation (via description) batch_69c05c2046c48190a5d100f2dfad8d7b completed March 22, 2026, 9:16 p.m.
Created at: March 22, 2026, 3:32 p.m.