Triple
T11220952
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Castro Valley, California |
E265559
|
entity |
| Predicate | hasSchoolDistrict |
P226
|
FINISHED |
| Object |
Castro Valley Unified School District
Castro Valley Unified School District is the public school district responsible for providing K–12 education to students in Castro Valley, California.
|
E912813
|
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: Castro Valley Unified School District | Statement: [Castro Valley, California, hasSchoolDistrict, Castro Valley Unified School District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Castro Valley Unified School District Context triple: [Castro Valley, California, hasSchoolDistrict, Castro Valley Unified School District]
-
A.
Duarte Unified School District
Duarte Unified School District is a public school district that serves students in the city of Duarte, California, providing K–12 education through its network of local schools.
-
B.
Portola Valley School District
Portola Valley School District is a small public school district serving elementary and middle school students in the affluent, rural-residential community of Portola Valley, California.
-
C.
Las Virgenes Unified School District
Las Virgenes Unified School District is a public school district serving the communities of Calabasas and surrounding areas in western Los Angeles County, California, known for its high-performing schools and strong academic programs.
-
D.
San Lorenzo Valley Unified School District
San Lorenzo Valley Unified School District is a public school district serving students in the San Lorenzo Valley area of Santa Cruz County, California, including the community of Boulder Creek.
-
E.
Martinez Unified School District
Martinez Unified School District is a public school district serving students in and around the city of Martinez in Contra Costa County, California.
- 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: Castro Valley Unified School District Triple: [Castro Valley, California, hasSchoolDistrict, Castro Valley Unified School District]
Generated description
Castro Valley Unified School District is the public school district responsible for providing K–12 education to students in Castro Valley, California.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Castro Valley Unified School District Target entity description: Castro Valley Unified School District is the public school district responsible for providing K–12 education to students in Castro Valley, California.
-
A.
Duarte Unified School District
Duarte Unified School District is a public school district that serves students in the city of Duarte, California, providing K–12 education through its network of local schools.
-
B.
Portola Valley School District
Portola Valley School District is a small public school district serving elementary and middle school students in the affluent, rural-residential community of Portola Valley, California.
-
C.
Las Virgenes Unified School District
Las Virgenes Unified School District is a public school district serving the communities of Calabasas and surrounding areas in western Los Angeles County, California, known for its high-performing schools and strong academic programs.
-
D.
San Lorenzo Valley Unified School District
San Lorenzo Valley Unified School District is a public school district serving students in the San Lorenzo Valley area of Santa Cruz County, California, including the community of Boulder Creek.
-
E.
Martinez Unified School District
Martinez Unified School District is a public school district serving students in and around the city of Martinez in Contra Costa County, California.
- 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.