Triple

T1059166
Position Surface form Disambiguated ID Type / Status
Subject San Jose Diridon station E22865 entity
Predicate futureServicePlanned P11255 FINISHED
Object California High-Speed Rail
California High-Speed Rail is a planned statewide high-speed train system in California designed to connect major cities like San Francisco, Los Angeles, and San Diego with fast, electrified rail service.
E120332 NE FINISHED

How this triple was built (5 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: California High-Speed Rail | Statement: [San Jose Diridon station, futureServicePlanned, California High-Speed Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: California High-Speed Rail
Context triple: [San Jose Diridon station, futureServicePlanned, California High-Speed Rail]
  • A. Altamont Corridor Express
    Altamont Corridor Express is a commuter rail service in Northern California that connects Central Valley communities with the San Francisco Bay Area.
  • B. Amtrak Capitol Corridor
    Amtrak Capitol Corridor is a passenger rail service in Northern California that connects Sacramento, the San Francisco Bay Area, and San Jose with frequent, commuter-oriented trains.
  • C. Alameda Corridor
    The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
  • D. Caltrain
    Caltrain is a commuter rail service on the San Francisco Peninsula and in the Santa Clara Valley, connecting San Francisco to San Jose and Gilroy in California.
  • E. Brightline
    Brightline is a privately operated higher-speed intercity passenger rail service in Florida connecting major urban centers such as Miami, Fort Lauderdale, and West Palm Beach.
  • 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: California High-Speed Rail
Triple: [San Jose Diridon station, futureServicePlanned, California High-Speed Rail]
Generated description
California High-Speed Rail is a planned statewide high-speed train system in California designed to connect major cities like San Francisco, Los Angeles, and San Diego with fast, electrified rail service.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: California High-Speed Rail
Target entity description: California High-Speed Rail is a planned statewide high-speed train system in California designed to connect major cities like San Francisco, Los Angeles, and San Diego with fast, electrified rail service.
  • A. Altamont Corridor Express
    Altamont Corridor Express is a commuter rail service in Northern California that connects Central Valley communities with the San Francisco Bay Area.
  • B. Amtrak Capitol Corridor
    Amtrak Capitol Corridor is a passenger rail service in Northern California that connects Sacramento, the San Francisco Bay Area, and San Jose with frequent, commuter-oriented trains.
  • C. Alameda Corridor
    The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
  • D. Caltrain
    Caltrain is a commuter rail service on the San Francisco Peninsula and in the Santa Clara Valley, connecting San Francisco to San Jose and Gilroy in California.
  • E. Brightline
    Brightline is a privately operated higher-speed intercity passenger rail service in Florida connecting major urban centers such as Miami, Fort Lauderdale, and West Palm Beach.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: futureServicePlanned
Context triple: [San Jose Diridon station, futureServicePlanned, California High-Speed Rail]
  • A. plannedFacility
    Indicates that a facility is intended or scheduled to be built, established, or implemented in the future but does not yet exist or operate.
  • B. planned chosen
    Indicates that an entity has intentionally arranged or scheduled another entity or event to occur in the future.
  • C. plannedUseOf
    Indicates that one entity is intended or designated to be used for a specific purpose, function, or activity involving another entity.
  • D. plannedUnder
    Indicates that one entity has been scheduled, organized, or arranged to occur within the scope, authority, or framework of another entity.
  • E. plannedCapability
    Indicates that an entity is intended or scheduled to possess or provide a particular capability in the future.
  • F. None of above.

Provenance (6 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_69a493dada0481909c43649f9843ea91 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4ba6e35ac8190802341c31bda0e3b completed March 1, 2026, 10:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac3bd3400c8190b84e88073f19beba completed March 7, 2026, 2:53 p.m.
NEDg Description generation batch_69ac3ca9b5d88190816980f964f7e947 completed March 7, 2026, 2:56 p.m.
NED2 Entity disambiguation (via description) batch_69ac3d61a0c48190b619b3049df33512 completed March 7, 2026, 2:59 p.m.
PD Predicate disambiguation batch_69a4b7340a048190807363f19d17a58f completed March 1, 2026, 10:01 p.m.
Created at: March 1, 2026, 7:42 p.m.