Triple

T11015918
Position Surface form Disambiguated ID Type / Status
Subject Lee Valley Regional Park E260363 entity
Predicate hasPart P35 FINISHED
Object Walthamstow Marshes
Walthamstow Marshes is a protected expanse of riverside wetland and grassland in northeast London, known for its rich biodiversity, birdlife, and role as one of the city’s last remaining semi-natural marsh habitats.
E900183 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: Walthamstow Marshes | Statement: [Lee Valley Regional Park, hasPart, Walthamstow Marshes]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Walthamstow Marshes
Context triple: [Lee Valley Regional Park, hasPart, Walthamstow Marshes]
  • A. Walthamstow Wetlands
    Walthamstow Wetlands is a large urban nature reserve and network of reservoirs in northeast London, renowned for its rich birdlife and role in supplying the city’s drinking water.
  • B. Hackney Marshes
    Hackney Marshes is a large expanse of grassland and sports fields in East London, renowned as one of the world’s most famous centers for amateur football.
  • C. Carshalton Ponds
    Carshalton Ponds are a pair of historic ornamental lakes in Carshalton, South London, that form a prominent local landmark and source of the River Wandle.
  • D. Ditton Marsh
    Ditton Marsh was the original name of what is now Esher railway station in Surrey, England, serving the local Ditton area.
  • E. Tottenham Marshes
    Tottenham Marshes is a large riverside nature reserve and open green space in north London, known for its wetlands, wildlife habitats, and recreational walking and cycling routes.
  • 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: Walthamstow Marshes
Triple: [Lee Valley Regional Park, hasPart, Walthamstow Marshes]
Generated description
Walthamstow Marshes is a protected expanse of riverside wetland and grassland in northeast London, known for its rich biodiversity, birdlife, and role as one of the city’s last remaining semi-natural marsh habitats.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Walthamstow Marshes
Target entity description: Walthamstow Marshes is a protected expanse of riverside wetland and grassland in northeast London, known for its rich biodiversity, birdlife, and role as one of the city’s last remaining semi-natural marsh habitats.
  • A. Walthamstow Wetlands
    Walthamstow Wetlands is a large urban nature reserve and network of reservoirs in northeast London, renowned for its rich birdlife and role in supplying the city’s drinking water.
  • B. Hackney Marshes
    Hackney Marshes is a large expanse of grassland and sports fields in East London, renowned as one of the world’s most famous centers for amateur football.
  • C. Carshalton Ponds
    Carshalton Ponds are a pair of historic ornamental lakes in Carshalton, South London, that form a prominent local landmark and source of the River Wandle.
  • D. Ditton Marsh
    Ditton Marsh was the original name of what is now Esher railway station in Surrey, England, serving the local Ditton area.
  • E. Tottenham Marshes
    Tottenham Marshes is a large riverside nature reserve and open green space in north London, known for its wetlands, wildlife habitats, and recreational walking and cycling routes.
  • F. None of above. chosen

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_69d6aa9687448190b28d353b1b6a610e completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d797a558a08190bdb5779faa9adf05 completed April 9, 2026, 12:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69e374d371ec8190aba9e77346c6e876 completed April 18, 2026, 12:10 p.m.
NEDg Description generation batch_69e37ab6ca788190ac41f9494ad9a47f completed April 18, 2026, 12:36 p.m.
NED2 Entity disambiguation (via description) batch_69e37c9439fc8190a69cfb1a13da4c19 completed April 18, 2026, 12:44 p.m.
Created at: April 8, 2026, 9:25 p.m.