Triple

T398894
Position Surface form Disambiguated ID Type / Status
Subject Pittsburgh, Cincinnati, Chicago and St. Louis Railroad E9234 entity
Predicate servedCity P3936 FINISHED
Object Dennison, Ohio
Dennison, Ohio is a small village in eastern Ohio historically known as a key railroad hub and World War II canteen stop for troop trains.
 E56128 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: Dennison, Ohio | Statement: [Pittsburgh, Cincinnati, Chicago and St. Louis Railroad, servedCity, Dennison, Ohio]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dennison, Ohio
Context triple: [Pittsburgh, Cincinnati, Chicago and St. Louis Railroad, servedCity, Dennison, Ohio]
  • A. Norwalk, Ohio
    Norwalk, Ohio is a small city in northern Ohio that serves as the county seat of Huron County and a regional hub for the surrounding rural communities.
  • B. Steubenville, Ohio
    Steubenville, Ohio is a historic industrial city along the Ohio River known for its steel production heritage and role as a regional transportation hub.
  • C. Sandusky, Ohio
    Sandusky, Ohio is a city on the shores of Lake Erie best known as a regional tourist hub and home to the Cedar Point amusement park.
  • D. Youngstown
    Youngstown is an industrial city in northeastern Ohio historically known for its steel production and central role in the Rust Belt’s economic rise and decline.
  • E. Athens, Ohio
    Athens, Ohio is a small Appalachian college town in southeastern Ohio best known as the home of Ohio University and for its historic, hilly setting along the Hocking River.
  • 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: Dennison, Ohio
Triple: [Pittsburgh, Cincinnati, Chicago and St. Louis Railroad, servedCity, Dennison, Ohio]
Generated description
Dennison, Ohio is a small village in eastern Ohio historically known as a key railroad hub and World War II canteen stop for troop trains.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dennison, Ohio
Target entity description: Dennison, Ohio is a small village in eastern Ohio historically known as a key railroad hub and World War II canteen stop for troop trains.
  • A. Norwalk, Ohio
    Norwalk, Ohio is a small city in northern Ohio that serves as the county seat of Huron County and a regional hub for the surrounding rural communities.
  • B. Steubenville, Ohio
    Steubenville, Ohio is a historic industrial city along the Ohio River known for its steel production heritage and role as a regional transportation hub.
  • C. Sandusky, Ohio
    Sandusky, Ohio is a city on the shores of Lake Erie best known as a regional tourist hub and home to the Cedar Point amusement park.
  • D. Youngstown
    Youngstown is an industrial city in northeastern Ohio historically known for its steel production and central role in the Rust Belt’s economic rise and decline.
  • E. Athens, Ohio
    Athens, Ohio is a small Appalachian college town in southeastern Ohio best known as the home of Ohio University and for its historic, hilly setting along the Hocking River.
  • 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_69a2e8004cb88190b92ed1add6abf41a completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ec8d0ca881909d786e8eed9b6748 completed Feb. 28, 2026, 1:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4429ec70c8190aaff2e0e6af82612 completed March 1, 2026, 1:43 p.m.
NEDg Description generation batch_69a4433304ec8190a60f945e7a506d75 completed March 1, 2026, 1:46 p.m.
NED2 Entity disambiguation (via description) batch_69a4438d88f08190b0b9e7667c756710 completed March 1, 2026, 1:47 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.