Triple

T5270249
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Missouri River Runner E119237 entity
Predicate lineUsed P6301 FINISHED
Object UP Jefferson City Subdivision
The UP Jefferson City Subdivision is a Union Pacific railroad line in Missouri that carries both freight traffic and Amtrak passenger service, including the Missouri River Runner.
 E506925 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: UP Jefferson City Subdivision | Statement: [Amtrak Missouri River Runner, lineUsed, UP Jefferson City Subdivision]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: UP Jefferson City Subdivision
Context triple: [Amtrak Missouri River Runner, lineUsed, UP Jefferson City Subdivision]
  • A. Claiborne Parkway
    Claiborne Parkway is a major local thoroughfare in Loudoun County, Virginia, serving residential communities such as Broadlands and connecting them to other regional roads and amenities.
  • B. Minnieville Road
    Minnieville Road is a major thoroughfare in Prince William County, Virginia, serving residential and commercial areas including the community of Dale City.
  • C. Middlebelt Road
    Middlebelt Road is a major north–south thoroughfare in the Detroit metropolitan area that runs through communities including Livonia, Michigan.
  • D. Northgate Branch
    Northgate Branch is a neighborhood library of the Seattle Public Library system serving the Northgate area of Seattle with books, media, and community services.
  • E. Western Kentucky Parkway
    Western Kentucky Parkway is a major controlled-access highway in Kentucky that connects the central part of the state with its western regions, facilitating regional travel and commerce.
  • 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: UP Jefferson City Subdivision
Triple: [Amtrak Missouri River Runner, lineUsed, UP Jefferson City Subdivision]
Generated description
The UP Jefferson City Subdivision is a Union Pacific railroad line in Missouri that carries both freight traffic and Amtrak passenger service, including the Missouri River Runner.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: UP Jefferson City Subdivision
Target entity description: The UP Jefferson City Subdivision is a Union Pacific railroad line in Missouri that carries both freight traffic and Amtrak passenger service, including the Missouri River Runner.
  • A. Claiborne Parkway
    Claiborne Parkway is a major local thoroughfare in Loudoun County, Virginia, serving residential communities such as Broadlands and connecting them to other regional roads and amenities.
  • B. Minnieville Road
    Minnieville Road is a major thoroughfare in Prince William County, Virginia, serving residential and commercial areas including the community of Dale City.
  • C. Middlebelt Road
    Middlebelt Road is a major north–south thoroughfare in the Detroit metropolitan area that runs through communities including Livonia, Michigan.
  • D. Northgate Branch
    Northgate Branch is a neighborhood library of the Seattle Public Library system serving the Northgate area of Seattle with books, media, and community services.
  • E. Western Kentucky Parkway
    Western Kentucky Parkway is a major controlled-access highway in Kentucky that connects the central part of the state with its western regions, facilitating regional travel and commerce.
  • 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_69bd446c38e081908cdaf113bdf86790 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd7bff37cc819095423cf914086c1b completed March 20, 2026, 4:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69befe9542488190b715bc4bd800cb02 completed March 21, 2026, 8:24 p.m.
NEDg Description generation batch_69beff3029dc8190b4dc5e207a2bfa03 completed March 21, 2026, 8:27 p.m.
NED2 Entity disambiguation (via description) batch_69befffd0eac81909ba468ddd6dea687 completed March 21, 2026, 8:30 p.m.
Created at: March 20, 2026, 1:51 p.m.