Triple

T12453651
Position Surface form Disambiguated ID Type / Status
Subject Bellevue, Ohio E297596 entity
Predicate hasRailFacility P19495 FINISHED
Object Norfolk Southern Bellevue Yard
Norfolk Southern Bellevue Yard is one of the largest railroad classification yards in the United States, serving as a major hub for Norfolk Southern Railway’s freight operations in the Midwest.
 E985264 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: Norfolk Southern Bellevue Yard | Statement: [Bellevue, Ohio, hasRailFacility, Norfolk Southern Bellevue Yard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Norfolk Southern Bellevue Yard
Context triple: [Bellevue, Ohio, hasRailFacility, Norfolk Southern Bellevue Yard]
  • A. Riverside Yard
    Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
  • B. Kelso Depot
    Kelso Depot is a historic former railroad station and visitor center in California’s Mojave Desert, notable for its Spanish Mission Revival architecture and role in serving travelers and workers along the Union Pacific Railroad.
  • C. BNSF Galesburg Yard
    BNSF Galesburg Yard is a major BNSF Railway classification and freight yard located in Galesburg, Illinois, serving as a key hub for rail operations in the Midwest.
  • D. Riverside Depot
    Riverside Depot is a retail shop located on Discovery Island in Disney's Animal Kingdom, offering themed merchandise and souvenirs to park guests.
  • E. Brunswick rail yard
    Brunswick rail yard is a railway facility in Brunswick, Maine, used for storing, assembling, and servicing trains that operate through Brunswick station.
  • 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: Norfolk Southern Bellevue Yard
Triple: [Bellevue, Ohio, hasRailFacility, Norfolk Southern Bellevue Yard]
Generated description
Norfolk Southern Bellevue Yard is one of the largest railroad classification yards in the United States, serving as a major hub for Norfolk Southern Railway’s freight operations in the Midwest.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Norfolk Southern Bellevue Yard
Target entity description: Norfolk Southern Bellevue Yard is one of the largest railroad classification yards in the United States, serving as a major hub for Norfolk Southern Railway’s freight operations in the Midwest.
  • A. Riverside Yard
    Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
  • B. Kelso Depot
    Kelso Depot is a historic former railroad station and visitor center in California’s Mojave Desert, notable for its Spanish Mission Revival architecture and role in serving travelers and workers along the Union Pacific Railroad.
  • C. BNSF Galesburg Yard
    BNSF Galesburg Yard is a major BNSF Railway classification and freight yard located in Galesburg, Illinois, serving as a key hub for rail operations in the Midwest.
  • D. Riverside Depot
    Riverside Depot is a retail shop located on Discovery Island in Disney's Animal Kingdom, offering themed merchandise and souvenirs to park guests.
  • E. Brunswick rail yard
    Brunswick rail yard is a railway facility in Brunswick, Maine, used for storing, assembling, and servicing trains that operate through Brunswick station.
  • 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_69d6ada166c48190b902972cd2408fa3 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94da0b5988190b9df26dd3bb87337 completed April 10, 2026, 7:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f63f16e87c8190b7e9f61561ae865a completed May 2, 2026, 6:14 p.m.
NEDg Description generation batch_69f6412345ac8190826f4fecb8055fb5 completed May 2, 2026, 6:23 p.m.
NED2 Entity disambiguation (via description) batch_69f64231606481909b8dd9d878670a6c completed May 2, 2026, 6:28 p.m.
Created at: April 8, 2026, 9:56 p.m.