Triple
T3347119
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Capitol Corridor Joint Powers Authority |
E70401
|
entity |
| Predicate | parentProgram |
P23334
|
FINISHED |
| Object |
California intercity passenger rail program
The California intercity passenger rail program is a statewide initiative that funds, coordinates, and oversees multiple state-supported intercity rail corridors to provide alternative, higher-capacity transportation options across California.
|
E350030
|
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: California intercity passenger rail program | Statement: [Capitol Corridor Joint Powers Authority, parentProgram, California intercity passenger rail program]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: California intercity passenger rail program Context triple: [Capitol Corridor Joint Powers Authority, parentProgram, California intercity passenger rail program]
-
A.
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.
-
B.
U.S. intercity passenger rail network
The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
-
C.
California High-Speed Rail Authority
The California High-Speed Rail Authority is the state agency responsible for planning, designing, building, and operating California’s high-speed rail system.
-
D.
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.
-
E.
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.
- 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 intercity passenger rail program Triple: [Capitol Corridor Joint Powers Authority, parentProgram, California intercity passenger rail program]
Generated description
The California intercity passenger rail program is a statewide initiative that funds, coordinates, and oversees multiple state-supported intercity rail corridors to provide alternative, higher-capacity transportation options across California.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: California intercity passenger rail program Target entity description: The California intercity passenger rail program is a statewide initiative that funds, coordinates, and oversees multiple state-supported intercity rail corridors to provide alternative, higher-capacity transportation options across California.
-
A.
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.
-
B.
U.S. intercity passenger rail network
The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
-
C.
California High-Speed Rail Authority
The California High-Speed Rail Authority is the state agency responsible for planning, designing, building, and operating California’s high-speed rail system.
-
D.
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.
-
E.
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.
- 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_69ad85a4ef7c8190a29e2bbd6fa454e4 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb21c64448190a29631ea8f029868 |
completed | March 8, 2026, 5:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b3252706408190a86038ca1fe930fd |
completed | March 12, 2026, 8:42 p.m. |
| NEDg | Description generation | batch_69b325bd10d881909ce66de3512f00d1 |
completed | March 12, 2026, 8:44 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b3263e637c8190b1e854091ffbf2c7 |
completed | March 12, 2026, 8:46 p.m. |
Created at: March 8, 2026, 3:12 p.m.