Triple

T1573446
Position Surface form Disambiguated ID Type / Status
Subject Lake Merritt E33593 entity
Predicate partOf P40 FINISHED
Object Oakland parks system
The Oakland parks system is the network of public parks, open spaces, and recreational facilities managed by the City of Oakland, providing residents with green space, trails, and community amenities across the urban landscape.
 E179540 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: Oakland parks system | Statement: [Lake Merritt, partOf, Oakland parks system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Oakland parks system
Context triple: [Lake Merritt, partOf, Oakland parks system]
  • A. Oakland Oaks
    The Oakland Oaks were a short-lived professional basketball team based in Oakland, California, that competed in the American Basketball Association during the late 1960s.
  • B. Downtown Oakland
    Downtown Oakland is the central business district and cultural hub of Oakland, California, known for its historic architecture, arts scene, and major transit connections.
  • C. Alum Rock Park
    Alum Rock Park is a historic municipal park in San Jose, California, known for its rugged canyon landscapes, mineral springs, and extensive hiking trails in the foothills of the Diablo Range.
  • D. Golden Gate Park
    Golden Gate Park is a large urban park in San Francisco featuring gardens, museums, lakes, and recreational areas, and is one of the city’s most popular landmarks.
  • E. San Francisco Recreation and Parks Department
    The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.
  • 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: Oakland parks system
Triple: [Lake Merritt, partOf, Oakland parks system]
Generated description
The Oakland parks system is the network of public parks, open spaces, and recreational facilities managed by the City of Oakland, providing residents with green space, trails, and community amenities across the urban landscape.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Oakland parks system
Target entity description: The Oakland parks system is the network of public parks, open spaces, and recreational facilities managed by the City of Oakland, providing residents with green space, trails, and community amenities across the urban landscape.
  • A. Oakland Oaks
    The Oakland Oaks were a short-lived professional basketball team based in Oakland, California, that competed in the American Basketball Association during the late 1960s.
  • B. Downtown Oakland
    Downtown Oakland is the central business district and cultural hub of Oakland, California, known for its historic architecture, arts scene, and major transit connections.
  • C. Alum Rock Park
    Alum Rock Park is a historic municipal park in San Jose, California, known for its rugged canyon landscapes, mineral springs, and extensive hiking trails in the foothills of the Diablo Range.
  • D. Golden Gate Park
    Golden Gate Park is a large urban park in San Francisco featuring gardens, museums, lakes, and recreational areas, and is one of the city’s most popular landmarks.
  • E. San Francisco Recreation and Parks Department
    The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.
  • 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_69a885f11b048190935025a035302715 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a908bb9c648190933fd19bcc1cb9a4 completed March 5, 2026, 4:38 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad4028bc5881909dbe847229dd63bb completed March 8, 2026, 9:23 a.m.
NEDg Description generation batch_69ad41930d208190b34531e3f35fa58b completed March 8, 2026, 9:29 a.m.
NED2 Entity disambiguation (via description) batch_69ad422752348190b42ebc3781a6e8a5 completed March 8, 2026, 9:32 a.m.
Created at: March 4, 2026, 7:27 p.m.