Triple

T6896497
Position Surface form Disambiguated ID Type / Status
Subject BART Antioch–SFO+Millbrae line E159382 entity
Predicate terminus P388 FINISHED
Object Antioch station
Antioch station is an eastern Bay Area Rapid Transit (BART) station in Antioch, California, serving as the primary regional rail hub for the far East Bay.
E425252 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: Antioch station | Statement: [BART Antioch–SFO+Millbrae line, terminus, Antioch station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Antioch station
Context triple: [BART Antioch–SFO+Millbrae line, terminus, Antioch station]
  • A. Antioch station
    Antioch station is a Metra commuter rail terminus in Antioch, Illinois, serving as the northern endpoint of the North Central Service line to Chicago.
  • B. Noyes station
    Noyes station is an elevated Chicago Transit Authority 'L' station on the Purple Line serving the Evanston area north of Chicago.
  • C. Dorsey station
    Dorsey station is a commuter rail stop in Maryland served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • D. Ardmore Station
    Ardmore Station is a commuter rail station in Ardmore, Pennsylvania, serving Amtrak and SEPTA trains along the busy Keystone Corridor between Philadelphia and Harrisburg.
  • E. Cecil B. Moore station
    Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
  • 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: Antioch station
Triple: [BART Antioch–SFO+Millbrae line, terminus, Antioch station]
Generated description
Antioch station is an eastern Bay Area Rapid Transit (BART) station in Antioch, California, serving as the primary regional rail hub for the far East Bay.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Antioch station
Target entity description: Antioch station is an eastern Bay Area Rapid Transit (BART) station in Antioch, California, serving as the primary regional rail hub for the far East Bay.
  • A. Antioch station chosen
    Antioch station is a Metra commuter rail terminus in Antioch, Illinois, serving as the northern endpoint of the North Central Service line to Chicago.
  • B. Noyes station
    Noyes station is an elevated Chicago Transit Authority 'L' station on the Purple Line serving the Evanston area north of Chicago.
  • C. Dorsey station
    Dorsey station is a commuter rail stop in Maryland served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • D. Ardmore Station
    Ardmore Station is a commuter rail station in Ardmore, Pennsylvania, serving Amtrak and SEPTA trains along the busy Keystone Corridor between Philadelphia and Harrisburg.
  • E. Cecil B. Moore station
    Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
  • F. None of above.

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_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.
NEDg Description generation batch_69c749d4b088819095f991f976592d04 completed March 28, 2026, 3:24 a.m.
NED2 Entity disambiguation (via description) batch_69c74aab12988190bd23cfcc06c55cde completed March 28, 2026, 3:27 a.m.
Created at: March 27, 2026, 2:24 p.m.