Triple

T12495663
Position Surface form Disambiguated ID Type / Status
Subject County Connection E298676 entity
Predicate connectsWith P37 FINISHED
Object BART Orinda station
BART Orinda station is a Bay Area Rapid Transit station in Orinda, California, serving as a key commuter hub in the East Bay.
 E999486 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: BART Orinda station | Statement: [County Connection, connectsWith, BART Orinda station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BART Orinda station
Context triple: [County Connection, connectsWith, BART Orinda station]
  • A. BART Pleasant Hill station
    BART Pleasant Hill station is a Bay Area Rapid Transit station in Pleasant Hill, California, serving as a major commuter hub for regional rail and local bus connections.
  • B. Fremont station (BART)
    Fremont station (BART) is a Bay Area Rapid Transit station in Fremont, California that historically served as the southern terminus of the system’s Fremont line before extension to Warm Springs/South Fremont.
  • C. Rockridge BART station
    Rockridge BART station is an elevated rapid transit station in Oakland, California, serving the Rockridge neighborhood on the Bay Area Rapid Transit system.
  • D. Walnut Creek BART station
    Walnut Creek BART station is a Bay Area Rapid Transit station in Walnut Creek, California, serving as a key regional rail hub with access to nearby downtown attractions and cultural venues.
  • E. BART West Oakland station
    BART West Oakland station is an elevated rapid transit station in Oakland, California, serving as a key junction for multiple Bay Area Rapid Transit lines near the eastern approach to the San Francisco–Oakland Bay Bridge.
  • 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: BART Orinda station
Triple: [County Connection, connectsWith, BART Orinda station]
Generated description
BART Orinda station is a Bay Area Rapid Transit station in Orinda, California, serving as a key commuter hub in the East Bay.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BART Orinda station
Target entity description: BART Orinda station is a Bay Area Rapid Transit station in Orinda, California, serving as a key commuter hub in the East Bay.
  • A. BART Pleasant Hill station
    BART Pleasant Hill station is a Bay Area Rapid Transit station in Pleasant Hill, California, serving as a major commuter hub for regional rail and local bus connections.
  • B. Fremont station (BART)
    Fremont station (BART) is a Bay Area Rapid Transit station in Fremont, California that historically served as the southern terminus of the system’s Fremont line before extension to Warm Springs/South Fremont.
  • C. Rockridge BART station
    Rockridge BART station is an elevated rapid transit station in Oakland, California, serving the Rockridge neighborhood on the Bay Area Rapid Transit system.
  • D. Walnut Creek BART station
    Walnut Creek BART station is a Bay Area Rapid Transit station in Walnut Creek, California, serving as a key regional rail hub with access to nearby downtown attractions and cultural venues.
  • E. BART West Oakland station
    BART West Oakland station is an elevated rapid transit station in Oakland, California, serving as a key junction for multiple Bay Area Rapid Transit lines near the eastern approach to the San Francisco–Oakland Bay Bridge.
  • 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_69d6ada4cd388190ae3bbf83ff87057a completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94df948308190ace333230a4a3b38 completed April 10, 2026, 7:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69f67c6849d88190b33c9f50632811a8 completed May 2, 2026, 10:36 p.m.
NEDg Description generation batch_69f67d64ed3481908d434c20796866f9 completed May 2, 2026, 10:40 p.m.
NED2 Entity disambiguation (via description) batch_69f67e82e35081909c4b5fad7e941610 completed May 2, 2026, 10:45 p.m.
Created at: April 8, 2026, 9:57 p.m.