Triple
T3083929
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | California Aqueduct |
E64323
|
entity |
| Predicate | notableReservoirConnection |
P20872
|
FINISHED |
| Object |
Castaic Lake
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.
|
E325101
|
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: Castaic Lake | Statement: [California Aqueduct, notableReservoirConnection, Castaic Lake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Castaic Lake Context triple: [California Aqueduct, notableReservoirConnection, Castaic Lake]
-
A.
Lake Palmdale
Lake Palmdale is a man-made reservoir in Palmdale, California, popular for outdoor recreation such as fishing, boating, and picnicking.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Lake of the Pines, California
Lake of the Pines, California is a private, gated residential community built around a man-made lake in the Sierra Nevada foothills of Nevada County.
- 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: Castaic Lake Triple: [California Aqueduct, notableReservoirConnection, Castaic Lake]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Castaic Lake Target entity description: 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.
-
A.
Lake Palmdale
Lake Palmdale is a man-made reservoir in Palmdale, California, popular for outdoor recreation such as fishing, boating, and picnicking.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Lake of the Pines, California
Lake of the Pines, California is a private, gated residential community built around a man-made lake in the Sierra Nevada foothills of Nevada County.
- 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_69ad857bb4c88190a4cf27893fcabed8 |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada437c5e08190af22f6fa11cf9252 |
completed | March 8, 2026, 4:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b1f89b650c8190983a00e37a42a794 |
completed | March 11, 2026, 11:19 p.m. |
| NEDg | Description generation | batch_69b1f992a8ec8190b3e37dddd93ac57b |
completed | March 11, 2026, 11:24 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b1f9f759408190a4f2121078fe13cb |
completed | March 11, 2026, 11:25 p.m. |
Created at: March 8, 2026, 3:03 p.m.