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.