Triple
T3309843
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Castaic Dam |
E69543
|
entity |
| Predicate | reservoirName |
P13043
|
FINISHED |
| Object | Castaic Lake |
E325101
|
NE FINISHED |
How this triple was built (2 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: Castaic Lake | Statement: [Castaic Dam, reservoirName, Castaic Lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Castaic Lake Context triple: [Castaic Dam, reservoirName, Castaic Lake]
-
A.
Castaic Lake
chosen
Castaic Lake is a large reservoir in northern Los Angeles County, California, used for water storage, recreation, and flood control as part of the State Water Project.
-
B.
Lake Palmdale
Lake Palmdale is a man-made reservoir in Palmdale, California, popular for outdoor recreation such as fishing, boating, and picnicking.
-
C.
Lake Elsinore
Lake Elsinore is a city in Riverside County, California, known for its large natural freshwater lake, recreational activities, and proximity to major Southern California transportation routes.
-
D.
Hollywood Reservoir
Hollywood Reservoir is a man-made lake in the Hollywood Hills of Los Angeles, known for its scenic walking paths and iconic views of the Hollywood Sign.
-
E.
Lake Arrowhead, California
Lake Arrowhead, California is a scenic mountain resort community in the San Bernardino Mountains known for its alpine lake, outdoor recreation, and role as a training site for elite figure skaters.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ad859f218081909458d2cebbf57565 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb0eb6dd08190bab1ce80f417966a |
completed | March 8, 2026, 5:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b31a73c1c8819082e522221a8b2a54 |
completed | March 12, 2026, 7:56 p.m. |
Created at: March 8, 2026, 3:11 p.m.