Triple
T7748738
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arrow rail line |
E175698
|
entity |
| Predicate | projectName |
P16082
|
FINISHED |
| Object |
Redlands Passenger Rail Project
The Redlands Passenger Rail Project is a Southern California commuter rail initiative designed to provide modern, regional rail service between Redlands and the greater Los Angeles area, improving transit connectivity and reducing roadway congestion.
|
E686255
|
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: Redlands Passenger Rail Project | Statement: [Arrow rail line, projectName, Redlands Passenger Rail Project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Redlands Passenger Rail Project Context triple: [Arrow rail line, projectName, Redlands Passenger Rail Project]
-
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.
Third Street Light Rail Project Phase 2
Third Street Light Rail Project Phase 2 is a San Francisco Municipal Railway expansion phase that includes the Central Subway to extend light rail service through downtown and Chinatown.
-
C.
DART Light Rail
DART Light Rail is a light rail transit system serving the Dallas–Fort Worth metropolitan area, operated by Dallas Area Rapid Transit.
-
D.
Peninsula rail corridor
The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
-
E.
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.
- 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: Redlands Passenger Rail Project Triple: [Arrow rail line, projectName, Redlands Passenger Rail Project]
Generated description
The Redlands Passenger Rail Project is a Southern California commuter rail initiative designed to provide modern, regional rail service between Redlands and the greater Los Angeles area, improving transit connectivity and reducing roadway congestion.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Redlands Passenger Rail Project Target entity description: The Redlands Passenger Rail Project is a Southern California commuter rail initiative designed to provide modern, regional rail service between Redlands and the greater Los Angeles area, improving transit connectivity and reducing roadway congestion.
-
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.
Third Street Light Rail Project Phase 2
Third Street Light Rail Project Phase 2 is a San Francisco Municipal Railway expansion phase that includes the Central Subway to extend light rail service through downtown and Chinatown.
-
C.
DART Light Rail
DART Light Rail is a light rail transit system serving the Dallas–Fort Worth metropolitan area, operated by Dallas Area Rapid Transit.
-
D.
Peninsula rail corridor
The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
-
E.
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.
- 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_69c69960b3588190a53aa590d31d9544 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c703affb6c8190adf4723dc1139edf |
completed | March 27, 2026, 10:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8be53b3788190a850ce1aaaac3aaa |
completed | March 29, 2026, 5:53 a.m. |
| NEDg | Description generation | batch_69c8c235b1748190b6c17c5975e2eb9b |
completed | March 29, 2026, 6:09 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8c2f1dd508190853065d9e4e331b2 |
completed | March 29, 2026, 6:13 a.m. |
Created at: March 27, 2026, 4:08 p.m.