Triple
T2795937
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Walnut Creek, California |
E53035
|
entity |
| Predicate | hasLibrarySystem |
P35
|
FINISHED |
| Object |
Contra Costa County Library
Contra Costa County Library is a public library system serving communities throughout Contra Costa County, California, with multiple branches and library services.
|
E298677
|
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: Contra Costa County Library | Statement: [Walnut Creek, California, hasLibrarySystem, Contra Costa County Library]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Contra Costa County Library Context triple: [Walnut Creek, California, hasLibrarySystem, Contra Costa County Library]
-
A.
Redwood City Public Library
Redwood City Public Library is the main public library system serving the community of Redwood City, California with books, digital resources, and community programs.
-
B.
Millbrae Library
Millbrae Library is a public library serving the community of Millbrae, California, offering lending materials, programs, and community services as part of the San Mateo County Libraries system.
-
C.
Burlingame Public Library
Burlingame Public Library is the main public library serving the city of Burlingame, California, providing community access to books, digital resources, and educational programs.
-
D.
Menlo Park Library
Menlo Park Library is the main public library serving the city of Menlo Park, California, providing community access to books, media, programs, and educational resources.
-
E.
San Francisco Public Library
The San Francisco Public Library is the city’s main public library system, providing free access to books, digital resources, and community programs through a central library and neighborhood branches.
- 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: Contra Costa County Library Triple: [Walnut Creek, California, hasLibrarySystem, Contra Costa County Library]
Generated description
Contra Costa County Library is a public library system serving communities throughout Contra Costa County, California, with multiple branches and library services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Contra Costa County Library Target entity description: Contra Costa County Library is a public library system serving communities throughout Contra Costa County, California, with multiple branches and library services.
-
A.
Redwood City Public Library
Redwood City Public Library is the main public library system serving the community of Redwood City, California with books, digital resources, and community programs.
-
B.
Millbrae Library
Millbrae Library is a public library serving the community of Millbrae, California, offering lending materials, programs, and community services as part of the San Mateo County Libraries system.
-
C.
Burlingame Public Library
Burlingame Public Library is the main public library serving the city of Burlingame, California, providing community access to books, digital resources, and educational programs.
-
D.
Menlo Park Library
Menlo Park Library is the main public library serving the city of Menlo Park, California, providing community access to books, media, programs, and educational resources.
-
E.
San Francisco Public Library
The San Francisco Public Library is the city’s main public library system, providing free access to books, digital resources, and community programs through a central library and neighborhood branches.
- 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_69ab495a90788190941b6917e1eca3a6 |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abddef754081908e6218dc2208e0fd |
completed | March 7, 2026, 8:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afc6646c2c81908157d8f03cb8376d |
completed | March 10, 2026, 7:21 a.m. |
| NEDg | Description generation | batch_69afc70a4e008190a846d23e1aa73bb1 |
completed | March 10, 2026, 7:23 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afc7907be88190b70458ed735261e8 |
completed | March 10, 2026, 7:26 a.m. |
Created at: March 6, 2026, 9:58 p.m.