Triple

T727219
Position Surface form Disambiguated ID Type / Status
Subject San Clemente, California E14752 entity
Predicate hasRailStation P726 FINISHED
Object San Clemente Pier station
San Clemente Pier station is a coastal passenger rail stop in San Clemente, California, located adjacent to the San Clemente Pier and serving Amtrak and Metrolink trains.
E95340 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: San Clemente Pier station | Statement: [San Clemente, California, hasRailStation, San Clemente Pier station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Clemente Pier station
Context triple: [San Clemente, California, hasRailStation, San Clemente Pier station]
  • A. Palo Alto station
    Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
  • B. Millbrae station
    Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
  • C. Yerba Buena/Moscone station
    Yerba Buena/Moscone station is an underground San Francisco Muni Metro stop serving the SoMa area and the nearby Moscone Center convention complex.
  • D. San Jose Diridon station
    San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
  • E. San Francisco 4th and King Street station
    San Francisco 4th and King Street station is a major commuter rail terminal in San Francisco that serves as the northern terminus for Caltrain services between the city and the Peninsula/Silicon Valley.
  • 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: San Clemente Pier station
Triple: [San Clemente, California, hasRailStation, San Clemente Pier station]
Generated description
San Clemente Pier station is a coastal passenger rail stop in San Clemente, California, located adjacent to the San Clemente Pier and serving Amtrak and Metrolink trains.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: San Clemente Pier station
Target entity description: San Clemente Pier station is a coastal passenger rail stop in San Clemente, California, located adjacent to the San Clemente Pier and serving Amtrak and Metrolink trains.
  • A. Palo Alto station
    Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
  • B. Millbrae station
    Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
  • C. Yerba Buena/Moscone station
    Yerba Buena/Moscone station is an underground San Francisco Muni Metro stop serving the SoMa area and the nearby Moscone Center convention complex.
  • D. San Jose Diridon station
    San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
  • E. San Francisco 4th and King Street station
    San Francisco 4th and King Street station is a major commuter rail terminal in San Francisco that serves as the northern terminus for Caltrain services between the city and the Peninsula/Silicon Valley.
  • 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_69a4934c753c81909b309027e48b9b3a completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a5a9adf08190bf2baade7e2e1c1c completed March 1, 2026, 8:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a6891b6d908190823a9a09cef5c7da completed March 3, 2026, 7:09 a.m.
NEDg Description generation batch_69a68b72910081908792bc4760b0610a completed March 3, 2026, 7:19 a.m.
NED2 Entity disambiguation (via description) batch_69a6d634d6f08190a59ebda3bfe0d3db completed March 3, 2026, 12:38 p.m.
Created at: March 1, 2026, 7:37 p.m.