Triple
T3710104
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Transit System |
E80988
|
entity |
| Predicate | areaServed |
P82
|
FINISHED |
| Object |
South Bay San Diego
South Bay San Diego is a coastal subregion of southern San Diego County that includes communities such as Chula Vista, National City, and Imperial Beach, known for its diverse population and proximity to the U.S.–Mexico border.
|
E414663
|
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: South Bay San Diego | Statement: [Metropolitan Transit System, areaServed, South Bay San Diego]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Bay San Diego Context triple: [Metropolitan Transit System, areaServed, South Bay San Diego]
-
A.
San Diego metropolitan area
The San Diego metropolitan area is a major Southern California urban region centered on the city of San Diego, known for its coastal location, military presence, biotechnology industry, and proximity to the U.S.–Mexico border.
-
B.
South Bay
South Bay is a coastal region in southwestern Los Angeles County known for its beach cities, aerospace industry presence, and suburban communities.
-
C.
South Bay
South Bay is a popular sandy beach and sheltered bay on the North Sea coast at Scarborough, North Yorkshire, known for its traditional seaside attractions and promenade.
-
D.
South Bay
South Bay is the southern portion of Biscayne Bay, a coastal lagoon area in southeastern Florida known for its marine habitats and proximity to the Florida Keys and Miami.
-
E.
South Bay
South Bay is the southern arm of Humboldt Bay on California’s North Coast, known for its tidal wetlands and estuarine habitat.
- 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: South Bay San Diego Triple: [Metropolitan Transit System, areaServed, South Bay San Diego]
Generated description
South Bay San Diego is a coastal subregion of southern San Diego County that includes communities such as Chula Vista, National City, and Imperial Beach, known for its diverse population and proximity to the U.S.–Mexico border.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Bay San Diego Target entity description: South Bay San Diego is a coastal subregion of southern San Diego County that includes communities such as Chula Vista, National City, and Imperial Beach, known for its diverse population and proximity to the U.S.–Mexico border.
-
A.
San Diego metropolitan area
The San Diego metropolitan area is a major Southern California urban region centered on the city of San Diego, known for its coastal location, military presence, biotechnology industry, and proximity to the U.S.–Mexico border.
-
B.
South Bay
South Bay is a coastal region in southwestern Los Angeles County known for its beach cities, aerospace industry presence, and suburban communities.
-
C.
South Bay
South Bay is the southern portion of Biscayne Bay, a coastal lagoon area in southeastern Florida known for its marine habitats and proximity to the Florida Keys and Miami.
-
D.
South Bay
South Bay is the southern region of the San Francisco Bay Area, known for encompassing much of Silicon Valley and several major tech-centric cities.
-
E.
South Bay
South Bay is a popular sandy beach and sheltered bay on the North Sea coast at Scarborough, North Yorkshire, known for its traditional seaside attractions and promenade.
- 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_69ad8b1793888190a5f70e4b21dc05a1 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adc584b86c8190ba1a1073da440b07 |
completed | March 8, 2026, 6:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5767d12ac8190bf9be474bd6958c8 |
completed | March 14, 2026, 2:53 p.m. |
| NEDg | Description generation | batch_69b577c2b784819096d8218dd1c1478d |
completed | March 14, 2026, 2:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5782cc448819080e306952da24ac0 |
completed | March 14, 2026, 3:01 p.m. |
Created at: March 8, 2026, 3:33 p.m.