Triple

T12453650
Position Surface form Disambiguated ID Type / Status
Subject Bellevue, Ohio E297596 entity
Predicate hasAttraction P105 FINISHED
Object Mad River & NKP Railroad Museum
The Mad River & NKP Railroad Museum is a railway history museum in Bellevue, Ohio, showcasing locomotives, rolling stock, and artifacts related to the Nickel Plate Road and regional railroading.
E985263 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: Mad River & NKP Railroad Museum | Statement: [Bellevue, Ohio, hasAttraction, Mad River & NKP Railroad Museum]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mad River & NKP Railroad Museum
Context triple: [Bellevue, Ohio, hasAttraction, Mad River & NKP Railroad Museum]
  • A. Cass Scenic Railroad State Park
    Cass Scenic Railroad State Park is a historic West Virginia state park known for its preserved steam-driven logging railroad and scenic mountain excursions.
  • B. Laws Railroad Museum
    Laws Railroad Museum is a historic open-air museum in California that preserves and showcases the heritage of the narrow-gauge railroads and pioneer life of the Owens Valley region.
  • C. Cass Scenic Railroad
    Cass Scenic Railroad is a historic heritage railway in West Virginia that operates restored steam-driven logging trains through the mountains as a popular tourist attraction.
  • D. Maine Narrow Gauge Railroad Museum
    The Maine Narrow Gauge Railroad Museum is a heritage railway and museum in Portland, Maine, dedicated to preserving and operating historic two-foot gauge railroad equipment from the state's past.
  • E. Conway Scenic Railroad
    Conway Scenic Railroad is a heritage railway in New Hampshire that offers scenic passenger excursions through the White Mountains in vintage trains.
  • 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: Mad River & NKP Railroad Museum
Triple: [Bellevue, Ohio, hasAttraction, Mad River & NKP Railroad Museum]
Generated description
The Mad River & NKP Railroad Museum is a railway history museum in Bellevue, Ohio, showcasing locomotives, rolling stock, and artifacts related to the Nickel Plate Road and regional railroading.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mad River & NKP Railroad Museum
Target entity description: The Mad River & NKP Railroad Museum is a railway history museum in Bellevue, Ohio, showcasing locomotives, rolling stock, and artifacts related to the Nickel Plate Road and regional railroading.
  • A. Cass Scenic Railroad State Park
    Cass Scenic Railroad State Park is a historic West Virginia state park known for its preserved steam-driven logging railroad and scenic mountain excursions.
  • B. Laws Railroad Museum
    Laws Railroad Museum is a historic open-air museum in California that preserves and showcases the heritage of the narrow-gauge railroads and pioneer life of the Owens Valley region.
  • C. Cass Scenic Railroad
    Cass Scenic Railroad is a historic heritage railway in West Virginia that operates restored steam-driven logging trains through the mountains as a popular tourist attraction.
  • D. Maine Narrow Gauge Railroad Museum
    The Maine Narrow Gauge Railroad Museum is a heritage railway and museum in Portland, Maine, dedicated to preserving and operating historic two-foot gauge railroad equipment from the state's past.
  • E. Conway Scenic Railroad
    Conway Scenic Railroad is a heritage railway in New Hampshire that offers scenic passenger excursions through the White Mountains in vintage trains.
  • 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.