Triple

T20057803
Position Surface form Disambiguated ID Type / Status
Subject Brent Reservoir E499385 entity
Predicate hasRecreationalArea P5383 FINISHED
Object Welsh Harp Open Space — NE NERFINISHED

How this triple was built (3 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: Welsh Harp Open Space | Statement: [Brent Reservoir, hasRecreationalArea, Welsh Harp Open Space]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Welsh Harp Open Space
Context triple: [Brent Reservoir, hasRecreationalArea, Welsh Harp Open Space]
  • A. Dinefwr Park
    Dinefwr Park is a historic estate and National Trust property in Carmarthenshire, Wales, known for its medieval castle, 18th-century mansion, and extensive deer park and woodland.
  • B. Parc Bryn Bach
    Parc Bryn Bach is a large country park in Blaenau Gwent, Wales, known for its central lake, outdoor recreation activities, and surrounding natural landscapes.
  • C. Parc Penallta
    Parc Penallta is a reclaimed former coal mining site in Caerphilly, Wales, now a country park known for its striking land art and panoramic views over the surrounding valleys.
  • D. Penrhiwceiber Park
    Penrhiwceiber Park is a public recreational park serving the community of Penrhiwceiber in Rhondda Cynon Taf, Wales.
  • E. Bargoed Park
    Bargoed Park is a public recreational park in the town of Bargoed in South Wales, offering green space and leisure facilities for local residents and visitors.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Welsh Harp Open Space
Target entity description: Welsh Harp Open Space is a large natural park and wildlife area in north-west London, offering walking, birdwatching, and other outdoor recreation around the Brent Reservoir.
  • A. Dinefwr Park
    Dinefwr Park is a historic estate and National Trust property in Carmarthenshire, Wales, known for its medieval castle, 18th-century mansion, and extensive deer park and woodland.
  • B. Parc Bryn Bach
    Parc Bryn Bach is a large country park in Blaenau Gwent, Wales, known for its central lake, outdoor recreation activities, and surrounding natural landscapes.
  • C. Parc Penallta
    Parc Penallta is a reclaimed former coal mining site in Caerphilly, Wales, now a country park known for its striking land art and panoramic views over the surrounding valleys.
  • D. Penrhiwceiber Park
    Penrhiwceiber Park is a public recreational park serving the community of Penrhiwceiber in Rhondda Cynon Taf, Wales.
  • E. Bargoed Park
    Bargoed Park is a public recreational park in the town of Bargoed in South Wales, offering green space and leisure facilities for local residents and visitors.
  • F. None of above. chosen

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_69da6276bcf48190aabbf279192a5fb4 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6637325908190aefc0e27e2ed5750 completed April 20, 2026, 5:33 p.m.
Created at: April 11, 2026, 3:38 p.m.