Triple
T14580962
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Del Valle |
E342188
|
entity |
| Predicate | hasRecreationManagementBy |
P43043
|
FINISHED |
| Object | East Bay Regional Park District |
E430449
|
NE FINISHED |
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: East Bay Regional Park District | Statement: [Lake Del Valle, hasRecreationManagementBy, East Bay Regional Park District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Bay Regional Park District Context triple: [Lake Del Valle, hasRecreationManagementBy, East Bay Regional Park District]
-
A.
East Bay Regional Park District
chosen
East Bay Regional Park District is a special regional agency that manages and preserves a large network of public parks, trails, and open spaces in the San Francisco Bay Area’s East Bay region.
-
B.
Redwood Regional Park
Redwood Regional Park is a large East Bay regional park in the Oakland hills known for its extensive redwood forests, hiking and biking trails, and scenic natural landscapes.
-
C.
Emeryville Park
Emeryville Park was a historic minor league baseball stadium in Emeryville, California, best known as the longtime home of the Pacific Coast League’s Oakland Oaks.
-
D.
Skyline Regional Park
Skyline Regional Park is a desert mountain preserve in Buckeye, Arizona, known for its hiking, biking, and horseback-riding trails with scenic Sonoran Desert views.
-
E.
San Mateo County Parks Department
The San Mateo County Parks Department is the local government agency responsible for managing and maintaining San Mateo County’s system of regional parks, trails, and recreation areas.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRecreationManagementBy Context triple: [Lake Del Valle, hasRecreationManagementBy, East Bay Regional Park District]
-
A.
hasRecreationalManagement
chosen
Indicates that an entity is responsible for overseeing, organizing, or providing recreational activities, facilities, or services for another entity or area.
-
B.
hasRecreationClassification
Indicates that an entity is assigned a specific type or category of recreational use or activity.
-
C.
hasRecreationProvider
Indicates that an entity offers or supplies recreational services, facilities, or activities to another entity.
-
D.
hasRecreationType
Indicates that an entity is associated with or offers a particular type or category of recreational activity.
-
E.
hasRecreationDepartment
Indicates that an entity maintains or is associated with a department responsible for organizing and managing recreational activities or services.
- F. None of above.
Provenance (4 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_69d822ddc0f081909cd8163c7de298cd |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb41e71748190a1deacc819dd26d3 |
completed | April 14, 2026, 9:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fda9167b888190abb8f301b0c7c55b |
completed | May 8, 2026, 9:12 a.m. |
| PD | Predicate disambiguation | batch_69de656a953481909a4645b004c40de7 |
completed | April 14, 2026, 4:03 p.m. |
Created at: April 10, 2026, 1:24 a.m.