Triple

T2345506
Position Surface form Disambiguated ID Type / Status
Subject East Bay E45120 entity
Predicate contains P35 FINISHED
Object Castro Valley, California
Castro Valley, California is a suburban unincorporated community in Alameda County known for its residential neighborhoods, proximity to the East Bay hills, and access to regional parks and commuting routes.
E265559 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, California | Statement: [East Bay, contains, Castro Valley, California]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Castro Valley, California
Context triple: [East Bay, contains, Castro Valley, California]
  • A. El Sobrante, California
    El Sobrante, California is an unincorporated suburban community in the San Francisco Bay Area known for its residential neighborhoods and proximity to Richmond and other East Bay cities.
  • B. San Carlos, California
    San Carlos, California is a small city on the San Francisco Peninsula known for its suburban charm, vibrant downtown, and role as a local transportation and business hub.
  • C. Martinez, California
    Martinez, California is a historic waterfront city in the San Francisco Bay Area known as the county seat of Contra Costa County and for its role as a regional rail and transportation hub.
  • D. Fair Oaks, California
    Fair Oaks, California is a suburban community in Sacramento County known for its semi-rural feel, oak tree–lined neighborhoods, and proximity to the American River.
  • E. Gonzales, California
    Gonzales, California is a small agricultural city in California’s Salinas Valley, known for its significant role in lettuce and vegetable production.
  • 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, California
Triple: [East Bay, contains, Castro Valley, California]
Generated description
Castro Valley, California is a suburban unincorporated community in Alameda County known for its residential neighborhoods, proximity to the East Bay hills, and access to regional parks and commuting routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Castro Valley, California
Target entity description: Castro Valley, California is a suburban unincorporated community in Alameda County known for its residential neighborhoods, proximity to the East Bay hills, and access to regional parks and commuting routes.
  • A. El Sobrante, California
    El Sobrante, California is an unincorporated suburban community in the San Francisco Bay Area known for its residential neighborhoods and proximity to Richmond and other East Bay cities.
  • B. San Carlos, California
    San Carlos, California is a small city on the San Francisco Peninsula known for its suburban charm, vibrant downtown, and role as a local transportation and business hub.
  • C. Martinez, California
    Martinez, California is a historic waterfront city in the San Francisco Bay Area known as the county seat of Contra Costa County and for its role as a regional rail and transportation hub.
  • D. Fair Oaks, California
    Fair Oaks, California is a suburban community in Sacramento County known for its semi-rural feel, oak tree–lined neighborhoods, and proximity to the American River.
  • E. Gonzales, California
    Gonzales, California is a small agricultural city in California’s Salinas Valley, known for its significant role in lettuce and vegetable production.
  • 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_69a88917935081909b755dbf38e81024 completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abc6c7cb9481909405aeb503f804ae completed March 7, 2026, 6:33 a.m.
NED1 Entity disambiguation (via context triple) batch_69aebf2ae2c4819083403236e27d4b5e completed March 9, 2026, 12:38 p.m.
NEDg Description generation batch_69aec4bf846c8190a75ac57309a0102b completed March 9, 2026, 1:01 p.m.
NED2 Entity disambiguation (via description) batch_69aec52ac8dc819080901508cbcb3b8b completed March 9, 2026, 1:03 p.m.
Created at: March 4, 2026, 7:52 p.m.