Triple

T13607452
Position Surface form Disambiguated ID Type / Status
Subject Castaic Lake E325101 entity
Predicate hasPart P35 FINISHED
Object Lower Castaic Lake
Lower Castaic Lake is a smaller downstream reservoir associated with the main Castaic Lake in Los Angeles County, California, used primarily for water storage and recreation.
E1052826 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: Lower Castaic Lake | Statement: [Castaic Lake, hasPart, Lower Castaic Lake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lower Castaic Lake
Context triple: [Castaic Lake, hasPart, Lower Castaic Lake]
  • A. Upper Castaic Lake
    Upper Castaic Lake is a smaller, upstream reservoir segment of the larger Castaic Lake system in Los Angeles County, California, used primarily for water storage and recreation.
  • B. Lower Lake, California
    Lower Lake, California is a small unincorporated community in Northern California known for its historic downtown and proximity to Clear Lake and surrounding natural recreation areas.
  • C. Lower Lake
    Lower Lake is a prominent urban lake in Bhopal, India, known for its scenic waterfront and role in the city's historic twin-lake system.
  • D. Atascadero Lake
    Atascadero Lake is a small recreational reservoir in Atascadero, California, known for its scenic setting, wildlife, and public park amenities.
  • E. Lake Palmdale
    Lake Palmdale is a man-made reservoir in Palmdale, California, popular for outdoor recreation such as fishing, boating, and picnicking.
  • 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: Lower Castaic Lake
Triple: [Castaic Lake, hasPart, Lower Castaic Lake]
Generated description
Lower Castaic Lake is a smaller downstream reservoir associated with the main Castaic Lake in Los Angeles County, California, used primarily for water storage and recreation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lower Castaic Lake
Target entity description: Lower Castaic Lake is a smaller downstream reservoir associated with the main Castaic Lake in Los Angeles County, California, used primarily for water storage and recreation.
  • A. Upper Castaic Lake
    Upper Castaic Lake is a smaller, upstream reservoir segment of the larger Castaic Lake system in Los Angeles County, California, used primarily for water storage and recreation.
  • B. Lower Lake, California
    Lower Lake, California is a small unincorporated community in Northern California known for its historic downtown and proximity to Clear Lake and surrounding natural recreation areas.
  • C. Lower Lake
    Lower Lake is a prominent urban lake in Bhopal, India, known for its scenic waterfront and role in the city's historic twin-lake system.
  • D. Atascadero Lake
    Atascadero Lake is a small recreational reservoir in Atascadero, California, known for its scenic setting, wildlife, and public park amenities.
  • E. Lake Palmdale
    Lake Palmdale is a man-made reservoir in Palmdale, California, popular for outdoor recreation such as fishing, boating, and picnicking.
  • 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_69d80769eaf081909d82f44e484d6113 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbb07f462c8190b5b5e115d550037f completed April 12, 2026, 2:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69f78ae56e2081909c0fd044ce3730a9 completed May 3, 2026, 5:50 p.m.
NEDg Description generation batch_69f78c8d68f081909f5e6b8ab05a3ce2 completed May 3, 2026, 5:57 p.m.
NED2 Entity disambiguation (via description) batch_69f78d6d74bc8190ad5476a06e8fd8ad completed May 3, 2026, 6:01 p.m.
Created at: April 9, 2026, 9:50 p.m.