Triple

T10117296
Position Surface form Disambiguated ID Type / Status
Subject Arena Stage E223194 entity
Predicate foundedBy P104 FINISHED
Object Edward Mangum
Edward Mangum was a theater professional best known as a co-founder of Arena Stage, one of the pioneering regional theaters in the United States.
 E872659 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: Edward Mangum | Statement: [Arena Stage, foundedBy, Edward Mangum]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Edward Mangum
Context triple: [Arena Stage, foundedBy, Edward Mangum]
  • A. Thomas Mayne
    Thomas Mayne was an Australian food scientist best known for creating the chocolate malted milk drink Milo in the 1930s.
  • B. Edward Linn
    Edward Linn was an American writer and journalist best known for co-authoring notable memoirs, including the bank-robbery autobiography "Where the Money Was."
  • C. Edward Mann
    Edward Mann was a film editor known for his work on early Western movies, including the 1938 Roy Rogers film "Under Western Stars."
  • D. George R. Mann
    George R. Mann was an American architect best known for designing prominent public buildings in the early 20th century, particularly in the state of Arkansas.
  • E. Harry W. Morrison
    Harry W. Morrison was a prominent figure—likely a major benefactor or influential leader—honored through the naming of the Morrison Center for the Performing Arts.
  • 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: Edward Mangum
Triple: [Arena Stage, foundedBy, Edward Mangum]
Generated description
Edward Mangum was a theater professional best known as a co-founder of Arena Stage, one of the pioneering regional theaters in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Edward Mangum
Target entity description: Edward Mangum was a theater professional best known as a co-founder of Arena Stage, one of the pioneering regional theaters in the United States.
  • A. Thomas Mayne
    Thomas Mayne was an Australian food scientist best known for creating the chocolate malted milk drink Milo in the 1930s.
  • B. Edward Linn
    Edward Linn was an American writer and journalist best known for co-authoring notable memoirs, including the bank-robbery autobiography "Where the Money Was."
  • C. Edward Mann
    Edward Mann was a film editor known for his work on early Western movies, including the 1938 Roy Rogers film "Under Western Stars."
  • D. George R. Mann
    George R. Mann was an American architect best known for designing prominent public buildings in the early 20th century, particularly in the state of Arkansas.
  • E. Harry W. Morrison
    Harry W. Morrison was a prominent figure—likely a major benefactor or influential leader—honored through the naming of the Morrison Center for the Performing Arts.
  • 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_69ca8422047c81909d66b717b8b18cf3 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cdd26317948190901197adbac01ed3 completed April 2, 2026, 2:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69d94ae0a9608190ab241b6a62fe807b completed April 10, 2026, 7:09 p.m.
NEDg Description generation batch_69d94c6fa9ac8190819a399754d2bd15 completed April 10, 2026, 7:15 p.m.
NED2 Entity disambiguation (via description) batch_69d953440a508190a50d1897cdbeba03 completed April 10, 2026, 7:45 p.m.
Created at: March 30, 2026, 9:04 p.m.