Triple

T15510788
Position Surface form Disambiguated ID Type / Status
Subject Kimball station E368702 entity
Predicate hasYardAccess P7951 FINISHED
Object Kimball Yard
Kimball Yard is a rail maintenance and storage facility serving Chicago's 'L' system near Kimball station.
E1160574 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: Kimball Yard | Statement: [Kimball station, hasYardAccess, Kimball Yard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kimball Yard
Context triple: [Kimball station, hasYardAccess, Kimball Yard]
  • A. Bailey Yard
    Bailey Yard is the world’s largest railroad classification yard, located in North Platte, Nebraska, and serving as a major hub for freight train operations in the United States.
  • B. South End Grounds
    South End Grounds was a historic baseball park in Boston that served as the long-time home of the city’s National League team in the late 19th and early 20th centuries.
  • C. Patriots Park
    Patriots Park is a historic public park in Tarrytown, New York, known for its Revolutionary War significance and commemorative monuments.
  • D. Nathan Tufts Park
    Nathan Tufts Park is a historic public park in Somerville, Massachusetts, known for its open green space and the landmark Old Powder House.
  • E. McClellan Park
    McClellan Park is a business and industrial park in Sacramento County, California, developed on the former McClellan Air Force Base.
  • 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: Kimball Yard
Triple: [Kimball station, hasYardAccess, Kimball Yard]
Generated description
Kimball Yard is a rail maintenance and storage facility serving Chicago's 'L' system near Kimball station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kimball Yard
Target entity description: Kimball Yard is a rail maintenance and storage facility serving Chicago's 'L' system near Kimball station.
  • A. Bailey Yard
    Bailey Yard is the world’s largest railroad classification yard, located in North Platte, Nebraska, and serving as a major hub for freight train operations in the United States.
  • B. South End Grounds
    South End Grounds was a historic baseball park in Boston that served as the long-time home of the city’s National League team in the late 19th and early 20th centuries.
  • C. Patriots Park
    Patriots Park is a historic public park in Tarrytown, New York, known for its Revolutionary War significance and commemorative monuments.
  • D. Nathan Tufts Park
    Nathan Tufts Park is a historic public park in Somerville, Massachusetts, known for its open green space and the landmark Old Powder House.
  • E. McClellan Park
    McClellan Park is a business and industrial park in Sacramento County, California, developed on the former McClellan Air Force Base.
  • 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_69d85a1794cc8190b0b428716296e63e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03fd008708190a3657863eb9ac626 completed April 16, 2026, 1:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff36702ebc81908d6a00243865de61 completed May 9, 2026, 1:28 p.m.
NEDg Description generation batch_69ff379902e48190a84c71f532140f14 completed May 9, 2026, 1:33 p.m.
NED2 Entity disambiguation (via description) batch_69ff384962f88190964fc040a2a44aa8 completed May 9, 2026, 1:36 p.m.
Created at: April 10, 2026, 3:55 a.m.