Triple

T18938764
Position Surface form Disambiguated ID Type / Status
Subject River Severn at Bridgnorth E463323 entity
Predicate hasHydrologicalSystem P1736 FINISHED
Object River Severn basin NE NERFINISHED

How this triple was built (2 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: River Severn basin | Statement: [River Severn at Bridgnorth, hasHydrologicalSystem, River Severn basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: River Severn basin
Context triple: [River Severn at Bridgnorth, hasHydrologicalSystem, River Severn basin]
  • A. Severn catchment chosen
    The Severn catchment is the river basin that drains into the River Severn, the longest river in Great Britain, encompassing a wide network of tributaries and surrounding landscapes.
  • B. River Severn valley
    The River Severn valley is a broad, historically significant river valley in western England shaped by the course of the River Severn and encompassing rural landscapes, market towns, and areas of natural and cultural heritage.
  • C. Thames Basin
    The Thames Basin is the drainage area in southern England that collects water flowing into the River Thames and its tributaries.
  • D. Cheshire Basin
    The Cheshire Basin is a large geological sedimentary basin in northwest England known for its thick Triassic rock sequences and associated salt deposits.
  • E. Pennine watershed
    The Pennine watershed is the major upland drainage divide running along the Pennine hills of northern England, separating river systems that flow west to the Irish Sea from those that flow east to the North Sea.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8dcfec90481909e926be9767e5779 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d3ea39dc8190a2f773e09e11e6d1 completed April 20, 2026, 7:21 a.m.
Created at: April 10, 2026, 11:59 a.m.