Triple
T11220948
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Castro Valley, California |
E265559
|
entity |
| Predicate | nearbyPark |
P28492
|
FINISHED |
| Object |
Cull Canyon Regional Recreation Area
Cull Canyon Regional Recreation Area is a public park in the East Bay known for its swim lagoon, picnic areas, and hiking trails managed by the East Bay Regional Park District.
|
E912812
|
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: Cull Canyon Regional Recreation Area | Statement: [Castro Valley, California, nearbyPark, Cull Canyon Regional Recreation Area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cull Canyon Regional Recreation Area Context triple: [Castro Valley, California, nearbyPark, Cull Canyon Regional Recreation Area]
-
A.
Cottonwood Canyon State Park
Cottonwood Canyon State Park is a large, rugged public recreation area along the John Day River in north-central Oregon, known for its dramatic canyons, hiking, camping, and wildlife viewing.
-
B.
Sloan Canyon National Conservation Area
Sloan Canyon National Conservation Area is a protected desert landscape in southern Nevada known for its extensive petroglyph sites, rugged canyons, and opportunities for hiking and wildlife viewing near the Las Vegas Valley.
-
C.
Wildcat Canyon Regional Park
Wildcat Canyon Regional Park is a large East Bay regional park in the hills above Richmond, California, known for its rugged canyons, open grasslands, and extensive hiking and biking trails.
-
D.
Fryman Canyon Park
Fryman Canyon Park is a popular hiking and recreation area in the Hollywood Hills known for its scenic trails, city views, and easy access from the San Fernando Valley.
-
E.
Eldorado Canyon State Park
Eldorado Canyon State Park is a scenic Colorado state park renowned for its dramatic sandstone cliffs, world-class rock climbing, and hiking trails along South Boulder Creek.
- 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: Cull Canyon Regional Recreation Area Triple: [Castro Valley, California, nearbyPark, Cull Canyon Regional Recreation Area]
Generated description
Cull Canyon Regional Recreation Area is a public park in the East Bay known for its swim lagoon, picnic areas, and hiking trails managed by the East Bay Regional Park District.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cull Canyon Regional Recreation Area Target entity description: Cull Canyon Regional Recreation Area is a public park in the East Bay known for its swim lagoon, picnic areas, and hiking trails managed by the East Bay Regional Park District.
-
A.
Cottonwood Canyon State Park
Cottonwood Canyon State Park is a large, rugged public recreation area along the John Day River in north-central Oregon, known for its dramatic canyons, hiking, camping, and wildlife viewing.
-
B.
Sloan Canyon National Conservation Area
Sloan Canyon National Conservation Area is a protected desert landscape in southern Nevada known for its extensive petroglyph sites, rugged canyons, and opportunities for hiking and wildlife viewing near the Las Vegas Valley.
-
C.
Wildcat Canyon Regional Park
Wildcat Canyon Regional Park is a large East Bay regional park in the hills above Richmond, California, known for its rugged canyons, open grasslands, and extensive hiking and biking trails.
-
D.
Fryman Canyon Park
Fryman Canyon Park is a popular hiking and recreation area in the Hollywood Hills known for its scenic trails, city views, and easy access from the San Fernando Valley.
-
E.
Eldorado Canyon State Park
Eldorado Canyon State Park is a scenic Colorado state park renowned for its dramatic sandstone cliffs, world-class rock climbing, and hiking trails along South Boulder Creek.
- 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_69d6aac59460819089b9848b27f57848 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e8eb84c48190b4f3bede254afde2 |
completed | April 9, 2026, 5:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4ad1c57908190a5c65ea4738722e3 |
completed | April 19, 2026, 10:23 a.m. |
| NEDg | Description generation | batch_69e4b1ee74748190a33449ce1b92813e |
completed | April 19, 2026, 10:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4b3d23b18819096f3a11aecc732bd |
completed | April 19, 2026, 10:52 a.m. |
Created at: April 8, 2026, 9:30 p.m.