Triple

T6896513
Position Surface form Disambiguated ID Type / Status
Subject BART Antioch–SFO+Millbrae line E159382 entity
Predicate connectsTo P845 FINISHED
Object Oakland International Airport Connector via Coliseum station E219619 NE FINISHED

How this triple was built (2 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 International Airport Connector via Coliseum station | Statement: [BART Antioch–SFO+Millbrae line, connectsTo, Oakland International Airport Connector via Coliseum station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Oakland International Airport Connector via Coliseum station
Context triple: [BART Antioch–SFO+Millbrae line, connectsTo, Oakland International Airport Connector via Coliseum 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. 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.
  • C. Oakland Airport Connector chosen
    The Oakland Airport Connector is an automated people mover line in Oakland, California, that links the city’s BART rail system with Oakland International Airport.
  • D. 19th Street Oakland station
    19th Street Oakland station is a major Bay Area Rapid Transit (BART) underground station serving central Oakland, California.
  • E. Oakland City Center/12th Street station
    Oakland City Center/12th Street station is a major underground rapid transit hub in downtown Oakland, California, serving multiple Bay Area Rapid Transit (BART) lines.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c6883822e0819091e321526f20ae0a completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6d95ae3f88190b7f5d440f90ae9f9 completed March 27, 2026, 7:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69c748dfd9608190891c8df48b771e20 completed March 28, 2026, 3:20 a.m.
Created at: March 27, 2026, 2:24 p.m.