Triple

T3135872
Position Surface form Disambiguated ID Type / Status
Subject South Bay Aqueduct E65527 entity
Predicate hasPart P35 FINISHED
Object Del Valle Branch
Del Valle Branch is a major canal segment of California’s State Water Project that conveys water from the South Bay Aqueduct system to Lake Del Valle and surrounding service areas.
E328903 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: Del Valle Branch | Statement: [South Bay Aqueduct, hasPart, Del Valle Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Del Valle Branch
Context triple: [South Bay Aqueduct, hasPart, Del Valle Branch]
  • A. Englewood Branch
    The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
  • B. Long Beach Branch
    Long Beach Branch is a commuter rail line of the Long Island Rail Road in New York that runs between Long Beach and Jamaica, Queens.
  • C. Aurora Branch
    Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
  • D. Beverly Branch
    Beverly Branch is a commuter rail branch line of Metra's Rock Island District serving Chicago's Beverly and Morgan Park neighborhoods.
  • E. New Canaan Branch
    The New Canaan Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, connecting the town of New Canaan to the New Haven Line and the broader New York metropolitan rail network.
  • 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: Del Valle Branch
Triple: [South Bay Aqueduct, hasPart, Del Valle Branch]
Generated description
Del Valle Branch is a major canal segment of California’s State Water Project that conveys water from the South Bay Aqueduct system to Lake Del Valle and surrounding service areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Del Valle Branch
Target entity description: Del Valle Branch is a major canal segment of California’s State Water Project that conveys water from the South Bay Aqueduct system to Lake Del Valle and surrounding service areas.
  • A. Englewood Branch
    The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
  • B. Long Beach Branch
    Long Beach Branch is a commuter rail line of the Long Island Rail Road in New York that runs between Long Beach and Jamaica, Queens.
  • C. Aurora Branch
    Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
  • D. Beverly Branch
    Beverly Branch is a commuter rail branch line of Metra's Rock Island District serving Chicago's Beverly and Morgan Park neighborhoods.
  • E. New Canaan Branch
    The New Canaan Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, connecting the town of New Canaan to the New Haven Line and the broader New York metropolitan rail network.
  • 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_69ad8581c25c8190b0d85ba9b9baa531 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada5637de0819089393429c4017298 completed March 8, 2026, 4:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69b20f8793488190aa31040edaf1d627 completed March 12, 2026, 12:57 a.m.
NEDg Description generation batch_69b2103d83688190b107ecbacac604c1 completed March 12, 2026, 1 a.m.
NED2 Entity disambiguation (via description) batch_69b210a290088190aaa10a015519e1de completed March 12, 2026, 1:02 a.m.
Created at: March 8, 2026, 3:05 p.m.