Triple
T1797575
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrolink (Southern California) |
E39638
|
entity |
| Predicate | memberAgency |
P23339
|
FINISHED |
| Object |
Riverside County Transportation Commission
Riverside County Transportation Commission is a regional agency in Southern California responsible for planning, funding, and coordinating transportation projects and services, including commuter rail, within Riverside County.
|
E201392
|
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: Riverside County Transportation Commission | Statement: [Metrolink (Southern California), memberAgency, Riverside County Transportation Commission]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Riverside County Transportation Commission Context triple: [Metrolink (Southern California), memberAgency, Riverside County Transportation Commission]
-
A.
Los Angeles Department of Transportation
The Los Angeles Department of Transportation is the city agency responsible for managing and regulating transportation systems, traffic operations, and mobility services within Los Angeles.
-
B.
North County Transit District
North County Transit District is a public transportation agency serving northern San Diego County, California, operating commuter rail, light rail, and bus services.
-
C.
San Diego Association of Governments
The San Diego Association of Governments is a regional planning and transportation agency that coordinates land use, transit, and infrastructure policy for the greater San Diego metropolitan area.
-
D.
Riverside County Board of Supervisors
The Riverside County Board of Supervisors is the elected legislative and executive body that sets policy, enacts ordinances, and oversees the administration and budget of Riverside County, California.
-
E.
Los Angeles County Metropolitan Transportation Authority
The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
- 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: Riverside County Transportation Commission Triple: [Metrolink (Southern California), memberAgency, Riverside County Transportation Commission]
Generated description
Riverside County Transportation Commission is a regional agency in Southern California responsible for planning, funding, and coordinating transportation projects and services, including commuter rail, within Riverside County.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Riverside County Transportation Commission Target entity description: Riverside County Transportation Commission is a regional agency in Southern California responsible for planning, funding, and coordinating transportation projects and services, including commuter rail, within Riverside County.
-
A.
Los Angeles Department of Transportation
The Los Angeles Department of Transportation is the city agency responsible for managing and regulating transportation systems, traffic operations, and mobility services within Los Angeles.
-
B.
North County Transit District
North County Transit District is a public transportation agency serving northern San Diego County, California, operating commuter rail, light rail, and bus services.
-
C.
San Diego Association of Governments
The San Diego Association of Governments is a regional planning and transportation agency that coordinates land use, transit, and infrastructure policy for the greater San Diego metropolitan area.
-
D.
Riverside County Board of Supervisors
The Riverside County Board of Supervisors is the elected legislative and executive body that sets policy, enacts ordinances, and oversees the administration and budget of Riverside County, California.
-
E.
Los Angeles County Metropolitan Transportation Authority
The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
- 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_69a88632aa588190ba3978fde0db5bbd |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abaffee0f88190aa7a42ef4a4e2bd2 |
completed | March 7, 2026, 4:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adb5d6cee88190b26814134037aba6 |
completed | March 8, 2026, 5:45 p.m. |
| NEDg | Description generation | batch_69adb8b626688190b4953d4549339dea |
completed | March 8, 2026, 5:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adb9253fa08190bfb7d245208150c0 |
completed | March 8, 2026, 6 p.m. |
Created at: March 4, 2026, 7:32 p.m.