Triple

T16121887
Position Surface form Disambiguated ID Type / Status
Subject Amtrak service via nearby Sturtevant station E391166 entity
Predicate usesStation P726 FINISHED
Object Sturtevant station
Sturtevant station is a passenger rail station in Sturtevant, Wisconsin, serving Amtrak trains that connect the region to major Midwestern cities.
 E1196646 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: Sturtevant station | Statement: [Amtrak service via nearby Sturtevant station, usesStation, Sturtevant station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sturtevant station
Context triple: [Amtrak service via nearby Sturtevant station, usesStation, Sturtevant station]
  • A. Bachman station
    Bachman station is a public transit stop in Dallas, Texas, served by DART’s Green Line light rail system.
  • B. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • C. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • D. Dorsey station
    Dorsey station is a commuter rail stop in Maryland served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • E. 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.
  • 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: Sturtevant station
Triple: [Amtrak service via nearby Sturtevant station, usesStation, Sturtevant station]
Generated description
Sturtevant station is a passenger rail station in Sturtevant, Wisconsin, serving Amtrak trains that connect the region to major Midwestern cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sturtevant station
Target entity description: Sturtevant station is a passenger rail station in Sturtevant, Wisconsin, serving Amtrak trains that connect the region to major Midwestern cities.
  • A. Bachman station
    Bachman station is a public transit stop in Dallas, Texas, served by DART’s Green Line light rail system.
  • B. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • C. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • D. Dorsey station
    Dorsey station is a commuter rail stop in Maryland served by MARC’s Camden Line between Washington, D.C., and Baltimore.
  • E. 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.
  • 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_69d87f1bb0988190b490d273dbf3fd03 completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e2020198908190b56900cbfc53f25c completed April 17, 2026, 9:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69fff2a7fe308190a9a2ef7815e788c6 completed May 10, 2026, 2:51 a.m.
NEDg Description generation batch_69fff3b25ba081909c396431ace865ac completed May 10, 2026, 2:55 a.m.
NED2 Entity disambiguation (via description) batch_69fff4a2964c8190bfa8c2fa0f934abe completed May 10, 2026, 2:59 a.m.
Created at: April 10, 2026, 5 a.m.