Triple
T797839
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Contra Costa County |
E17060
|
entity |
| Predicate | hasRegionalPark |
P19165
|
FINISHED |
| Object |
Black Diamond Mines Regional Preserve
Black Diamond Mines Regional Preserve is a historic and scenic open-space park in the hills of eastern Contra Costa County, California, known for its former coal and sand mining sites, extensive trail system, and preserved cultural landscapes.
|
E96412
|
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: Black Diamond Mines Regional Preserve | Statement: [Contra Costa County, hasRegionalPark, Black Diamond Mines Regional Preserve]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Black Diamond Mines Regional Preserve Context triple: [Contra Costa County, hasRegionalPark, Black Diamond Mines Regional Preserve]
-
A.
Providence Mountains State Recreation Area
Providence Mountains State Recreation Area is a California state park in the Mojave Desert known for its rugged limestone mountains, scenic desert landscapes, and the nearby Mitchell Caverns.
-
B.
Badger Mountain Centennial Preserve
Badger Mountain Centennial Preserve is a protected natural area in southeastern Washington known for its hiking trails, shrub-steppe habitat, and panoramic views over the Tri-Cities region.
-
C.
Pinnacle Rock State Park
Pinnacle Rock State Park is a scenic public recreation area in southern West Virginia known for its dramatic sandstone rock formation, hiking trails, and panoramic mountain views.
-
D.
Porcupine Mountains Wilderness State Park
Porcupine Mountains Wilderness State Park is a large, rugged state park in Michigan known for its old-growth forests, Lake Superior shoreline, waterfalls, and extensive hiking and backcountry camping opportunities.
-
E.
Hemlock Gorge Reservation
Hemlock Gorge Reservation is a scenic state-owned natural area along the Charles River in Newton, Massachusetts, known for its wooded trails, river views, and historic Echo Bridge.
- 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: Black Diamond Mines Regional Preserve Triple: [Contra Costa County, hasRegionalPark, Black Diamond Mines Regional Preserve]
Generated description
Black Diamond Mines Regional Preserve is a historic and scenic open-space park in the hills of eastern Contra Costa County, California, known for its former coal and sand mining sites, extensive trail system, and preserved cultural landscapes.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Black Diamond Mines Regional Preserve Target entity description: Black Diamond Mines Regional Preserve is a historic and scenic open-space park in the hills of eastern Contra Costa County, California, known for its former coal and sand mining sites, extensive trail system, and preserved cultural landscapes.
-
A.
Providence Mountains State Recreation Area
Providence Mountains State Recreation Area is a California state park in the Mojave Desert known for its rugged limestone mountains, scenic desert landscapes, and the nearby Mitchell Caverns.
-
B.
Badger Mountain Centennial Preserve
Badger Mountain Centennial Preserve is a protected natural area in southeastern Washington known for its hiking trails, shrub-steppe habitat, and panoramic views over the Tri-Cities region.
-
C.
Pinnacle Rock State Park
Pinnacle Rock State Park is a scenic public recreation area in southern West Virginia known for its dramatic sandstone rock formation, hiking trails, and panoramic mountain views.
-
D.
Porcupine Mountains Wilderness State Park
Porcupine Mountains Wilderness State Park is a large, rugged state park in Michigan known for its old-growth forests, Lake Superior shoreline, waterfalls, and extensive hiking and backcountry camping opportunities.
-
E.
Hemlock Gorge Reservation
Hemlock Gorge Reservation is a scenic state-owned natural area along the Charles River in Newton, Massachusetts, known for its wooded trails, river views, and historic Echo Bridge.
- 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_69a49378b9c48190adbf5f62e5b7aca1 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4aa9e0f0081909d2a89387d6c08e1 |
completed | March 1, 2026, 9:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a76d7fba6c819097d8e2d962d0241f |
completed | March 3, 2026, 11:23 p.m. |
| NEDg | Description generation | batch_69a783814b188190b449cd191667f1a1 |
completed | March 4, 2026, 12:57 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7840593988190b6882b456f0eea41 |
completed | March 4, 2026, 12:59 a.m. |
Created at: March 1, 2026, 7:38 p.m.