Triple

T12090585
Position Surface form Disambiguated ID Type / Status
Subject SMART train E287929 entity
Predicate hasStation P35 FINISHED
Object Larkspur station
Larkspur station is a commuter rail stop in Larkspur, California, serving as the northern terminus of the Sonoma–Marin Area Rail Transit (SMART) line and providing access to nearby ferry connections to San Francisco.
E970022 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: Larkspur station | Statement: [SMART train, hasStation, Larkspur station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Larkspur station
Context triple: [SMART train, hasStation, Larkspur station]
  • A. Meadowview Station
    Meadowview Station is a light rail transit station in Sacramento, California, serving as part of the Sacramento Regional Transit District’s network.
  • B. Crestmont station
    Crestmont station is a SEPTA Regional Rail stop in Abington Township, Pennsylvania, serving passengers on the Warminster Line.
  • C. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • D. Dormont Junction station
    Dormont Junction station is a light rail stop in the Pittsburgh Regional Transit network serving the suburban communities of Dormont and nearby Mt. Lebanon, Pennsylvania.
  • E. Meadow Woods station
    Meadow Woods station is a commuter rail stop in the Orlando, Florida area served by the SunRail regional rail system.
  • 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: Larkspur station
Triple: [SMART train, hasStation, Larkspur station]
Generated description
Larkspur station is a commuter rail stop in Larkspur, California, serving as the northern terminus of the Sonoma–Marin Area Rail Transit (SMART) line and providing access to nearby ferry connections to San Francisco.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Larkspur station
Target entity description: Larkspur station is a commuter rail stop in Larkspur, California, serving as the northern terminus of the Sonoma–Marin Area Rail Transit (SMART) line and providing access to nearby ferry connections to San Francisco.
  • A. Meadowview Station
    Meadowview Station is a light rail transit station in Sacramento, California, serving as part of the Sacramento Regional Transit District’s network.
  • B. Crestmont station
    Crestmont station is a SEPTA Regional Rail stop in Abington Township, Pennsylvania, serving passengers on the Warminster Line.
  • C. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • D. Dormont Junction station
    Dormont Junction station is a light rail stop in the Pittsburgh Regional Transit network serving the suburban communities of Dormont and nearby Mt. Lebanon, Pennsylvania.
  • E. Meadow Woods station
    Meadow Woods station is a commuter rail stop in the Orlando, Florida area served by the SunRail regional rail system.
  • 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_69d6ab4964708190850585628b287b0c completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9151797988190b0d007ea806bcf02 completed April 10, 2026, 3:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69f60a6f22cc8190ba12c910c5ef5868 completed May 2, 2026, 2:30 p.m.
NEDg Description generation batch_69f60d434b68819080808f5c80220c9f completed May 2, 2026, 2:42 p.m.
NED2 Entity disambiguation (via description) batch_69f60dc353ac819082cb866f2b81555b completed May 2, 2026, 2:44 p.m.
Created at: April 8, 2026, 9:48 p.m.