Triple

T8026486
Position Surface form Disambiguated ID Type / Status
Subject Coney Island Cyclone E186867 entity
Predicate designer P184 FINISHED
Object Vernon Keenan
Vernon Keenan was an American roller coaster designer best known for creating the iconic wooden Coney Island Cyclone in New York.
 E708246 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: Vernon Keenan | Statement: [Coney Island Cyclone, designer, Vernon Keenan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Vernon Keenan
Context triple: [Coney Island Cyclone, designer, Vernon Keenan]
  • A. Vernan Keenan
    Vernan Keenan was an American roller coaster designer best known for creating the iconic Cyclone wooden coaster at Coney Island.
  • B. Melvin Edmonds
    Melvin Edmonds was an American R&B singer best known as a founding member of the group After 7.
  • C. Clifton McNeely
    Clifton McNeely was an American basketball player and coach known for being the first overall pick in the inaugural 1947 BAA (now NBA) draft.
  • D. Marvin Scandrick
    Marvin Scandrick, better known as Slim, is an American R&B singer and member of the group 112, recognized for his distinctive falsetto vocals and contributions to early-2000s R&B hits.
  • E. Roy Hinson
    Roy Hinson is a former American professional basketball player and standout forward from Rutgers University who played several seasons in the NBA during the 1980s.
  • 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: Vernon Keenan
Triple: [Coney Island Cyclone, designer, Vernon Keenan]
Generated description
Vernon Keenan was an American roller coaster designer best known for creating the iconic wooden Coney Island Cyclone in New York.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Vernon Keenan
Target entity description: Vernon Keenan was an American roller coaster designer best known for creating the iconic wooden Coney Island Cyclone in New York.
  • A. Vernan Keenan chosen
    Vernan Keenan was an American roller coaster designer best known for creating the iconic Cyclone wooden coaster at Coney Island.
  • B. Melvin Edmonds
    Melvin Edmonds was an American R&B singer best known as a founding member of the group After 7.
  • C. Clifton McNeely
    Clifton McNeely was an American basketball player and coach known for being the first overall pick in the inaugural 1947 BAA (now NBA) draft.
  • D. Marvin Scandrick
    Marvin Scandrick, better known as Slim, is an American R&B singer and member of the group 112, recognized for his distinctive falsetto vocals and contributions to early-2000s R&B hits.
  • E. Roy Hinson
    Roy Hinson is a former American professional basketball player and standout forward from Rutgers University who played several seasons in the NBA during the 1980s.
  • F. None of above.

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_69ca82ad4e2c8190a693e3c9e30fe66f completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3ecb00648190bb3144acf3492bb3 completed March 31, 2026, 3:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccecc7c7f08190981e00342325a6da completed April 1, 2026, 10 a.m.
NEDg Description generation batch_69ccf0982f4481908e2a59424fdf470f completed April 1, 2026, 10:16 a.m.
NED2 Entity disambiguation (via description) batch_69cd051913708190a83f925cf0cbbaa1 completed April 1, 2026, 11:44 a.m.
Created at: March 30, 2026, 5:21 p.m.