Triple

T2907437
Position Surface form Disambiguated ID Type / Status
Subject Contra Costa Canal E63599 entity
Predicate serves P98 FINISHED
Object Contra Costa Water District
Contra Costa Water District is a public water agency in California that supplies drinking and irrigation water to communities in and around Contra Costa County.
E310418 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 Water District | Statement: [Contra Costa Canal, serves, Contra Costa Water District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Contra Costa Water District
Context triple: [Contra Costa Canal, serves, Contra Costa Water District]
  • A. Valley Water
    Valley Water is a picturesque pond located within Brooklyn’s historic Green-Wood Cemetery, known for its tranquil scenery and surrounding monuments.
  • B. California State Water Resources Control Board
    The California State Water Resources Control Board is a state agency responsible for safeguarding water quality and managing the allocation and use of California’s water resources.
  • C. Mojave Water Agency
    The Mojave Water Agency is a regional water management and planning agency in Southern California responsible for securing, conserving, and overseeing water resources for communities in the Mojave Desert region.
  • D. San Francisco Public Utilities Commission
    The San Francisco Public Utilities Commission is the city agency responsible for providing and managing essential services such as water, power, and wastewater for San Francisco and surrounding communities.
  • E. Tehama-Colusa Canal Authority
    The Tehama-Colusa Canal Authority is a regional water management agency in California responsible for operating and maintaining the Tehama-Colusa Canal to deliver irrigation water to participating districts.
  • 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 Water District
Triple: [Contra Costa Canal, serves, Contra Costa Water District]
Generated description
Contra Costa Water District is a public water agency in California that supplies drinking and irrigation water to communities in and around Contra Costa County.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Contra Costa Water District
Target entity description: Contra Costa Water District is a public water agency in California that supplies drinking and irrigation water to communities in and around Contra Costa County.
  • A. Valley Water
    Valley Water is a picturesque pond located within Brooklyn’s historic Green-Wood Cemetery, known for its tranquil scenery and surrounding monuments.
  • B. California State Water Resources Control Board
    The California State Water Resources Control Board is a state agency responsible for safeguarding water quality and managing the allocation and use of California’s water resources.
  • C. Mojave Water Agency
    The Mojave Water Agency is a regional water management and planning agency in Southern California responsible for securing, conserving, and overseeing water resources for communities in the Mojave Desert region.
  • D. San Francisco Public Utilities Commission
    The San Francisco Public Utilities Commission is the city agency responsible for providing and managing essential services such as water, power, and wastewater for San Francisco and surrounding communities.
  • E. Tehama-Colusa Canal Authority
    The Tehama-Colusa Canal Authority is a regional water management agency in California responsible for operating and maintaining the Tehama-Colusa Canal to deliver irrigation water to participating districts.
  • 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_69ab4c44ab448190b9411324e8a1fc1d completed March 6, 2026, 9:51 p.m.
NER Named-entity recognition batch_69abe0d0628c81909680af2f0db2ecae completed March 7, 2026, 8:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69b05612e79081908c962c2fe2e362d6 completed March 10, 2026, 5:34 p.m.
NEDg Description generation batch_69b0622ea7b081908fe2029e61e21766 completed March 10, 2026, 6:25 p.m.
NED2 Entity disambiguation (via description) batch_69b0630cd0348190882a4d3d90b217c3 completed March 10, 2026, 6:29 p.m.
Created at: March 6, 2026, 10:11 p.m.