Triple

T2032056
Position Surface form Disambiguated ID Type / Status
Subject Oakland–Alameda County Coliseum E44538 entity
Predicate publicTransitAccess P1288 FINISHED
Object Oakland Coliseum Amtrak station
Oakland Coliseum Amtrak station is a passenger rail station in Oakland, California, that serves Amtrak trains and connects travelers to the nearby Oakland–Alameda County Coliseum sports and entertainment complex.
 E225501 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: Oakland Coliseum Amtrak station | Statement: [Oakland–Alameda County Coliseum, publicTransitAccess, Oakland Coliseum Amtrak station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Oakland Coliseum Amtrak station
Context triple: [Oakland–Alameda County Coliseum, publicTransitAccess, Oakland Coliseum Amtrak station]
  • A. Oakland International Airport station
    Oakland International Airport station is a Bay Area Rapid Transit (BART) rail station that provides direct transit service between Oakland International Airport and the broader San Francisco Bay Area.
  • B. Downtown Berkeley station
    Downtown Berkeley station is a major underground Bay Area Rapid Transit (BART) stop serving the commercial core and university area of Berkeley, California.
  • C. 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.
  • D. Emeryville station
    Emeryville station is a major Amtrak rail terminal in Emeryville, California, serving as the primary San Francisco–area hub and western terminus for long-distance routes like the California Zephyr.
  • E. Amtrak Sacramento Valley Station
    Amtrak Sacramento Valley Station is the main intercity passenger rail station in Sacramento, California, serving Amtrak trains and regional transit connections.
  • 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: Oakland Coliseum Amtrak station
Triple: [Oakland–Alameda County Coliseum, publicTransitAccess, Oakland Coliseum Amtrak station]
Generated description
Oakland Coliseum Amtrak station is a passenger rail station in Oakland, California, that serves Amtrak trains and connects travelers to the nearby Oakland–Alameda County Coliseum sports and entertainment complex.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Oakland Coliseum Amtrak station
Target entity description: Oakland Coliseum Amtrak station is a passenger rail station in Oakland, California, that serves Amtrak trains and connects travelers to the nearby Oakland–Alameda County Coliseum sports and entertainment complex.
  • A. Oakland International Airport station
    Oakland International Airport station is a Bay Area Rapid Transit (BART) rail station that provides direct transit service between Oakland International Airport and the broader San Francisco Bay Area.
  • B. Downtown Berkeley station
    Downtown Berkeley station is a major underground Bay Area Rapid Transit (BART) stop serving the commercial core and university area of Berkeley, California.
  • C. 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.
  • D. Emeryville station
    Emeryville station is a major Amtrak rail terminal in Emeryville, California, serving as the primary San Francisco–area hub and western terminus for long-distance routes like the California Zephyr.
  • E. Amtrak Sacramento Valley Station
    Amtrak Sacramento Valley Station is the main intercity passenger rail station in Sacramento, California, serving Amtrak trains and regional transit connections.
  • 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_69a889144f2481909932f0746a93023d completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abb9313134819088133fb69b8f606f completed March 7, 2026, 5:35 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae0b00d0a48190bcd1924df2786e41 completed March 8, 2026, 11:49 p.m.
NEDg Description generation batch_69ae0b8d82d08190ba1117f9d6cee67d completed March 8, 2026, 11:51 p.m.
NED2 Entity disambiguation (via description) batch_69ae0c4baba08190ac7cf45a4649d3c5 completed March 8, 2026, 11:54 p.m.
Created at: March 4, 2026, 7:38 p.m.