Triple

T6378705
Position Surface form Disambiguated ID Type / Status
Subject Checkerboard Lounge E143528 entity
Predicate foundedBy P104 FINISHED
Object L.C. Thurman
L.C. Thurman was a Chicago club owner best known for establishing the influential blues venue Checkerboard Lounge, a key hub for South Side blues musicians.
E590533 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: L.C. Thurman | Statement: [Checkerboard Lounge, foundedBy, L.C. Thurman]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: L.C. Thurman
Context triple: [Checkerboard Lounge, foundedBy, L.C. Thurman]
  • A. R. L. Thornton
    R. L. Thornton was a prominent mid-20th-century Dallas businessman and civic leader who played a key role in the city’s economic growth and urban development.
  • B. T. C. Morrow
    T. C. Morrow was a businessman best known for owning the Houston Mavericks professional basketball franchise in the late 1960s American Basketball Association.
  • C. L. B. Jeffries
    L. B. Jeffries is the wheelchair-bound photographer protagonist of Alfred Hitchcock’s film "Rear Window," who becomes obsessed with spying on his neighbors and suspects one of them of murder.
  • D. H. M. Woodard
    H. M. Woodard was the father of Academy Award–winning American character actress Jane Darwell.
  • E. C. T. Wilkins
    C. T. Wilkins was an aircraft designer best known for his role in creating the British World War II de Havilland Mosquito multirole combat aircraft.
  • 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: L.C. Thurman
Triple: [Checkerboard Lounge, foundedBy, L.C. Thurman]
Generated description
L.C. Thurman was a Chicago club owner best known for establishing the influential blues venue Checkerboard Lounge, a key hub for South Side blues musicians.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: L.C. Thurman
Target entity description: L.C. Thurman was a Chicago club owner best known for establishing the influential blues venue Checkerboard Lounge, a key hub for South Side blues musicians.
  • A. R. L. Thornton
    R. L. Thornton was a prominent mid-20th-century Dallas businessman and civic leader who played a key role in the city’s economic growth and urban development.
  • B. T. C. Morrow
    T. C. Morrow was a businessman best known for owning the Houston Mavericks professional basketball franchise in the late 1960s American Basketball Association.
  • C. L. B. Jeffries
    L. B. Jeffries is the wheelchair-bound photographer protagonist of Alfred Hitchcock’s film "Rear Window," who becomes obsessed with spying on his neighbors and suspects one of them of murder.
  • D. H. M. Woodard
    H. M. Woodard was the father of Academy Award–winning American character actress Jane Darwell.
  • E. C. T. Wilkins
    C. T. Wilkins was an aircraft designer best known for his role in creating the British World War II de Havilland Mosquito multirole combat aircraft.
  • 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_69c008d9f4348190ab598a2913259a1c completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0683ed0788190b00f626c76a71ea2 completed March 22, 2026, 10:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69c63874aba88190a543f21e968fbc06 completed March 27, 2026, 7:57 a.m.
NEDg Description generation batch_69c63aaff5f4819084161055c04c8b74 completed March 27, 2026, 8:07 a.m.
NED2 Entity disambiguation (via description) batch_69c63b334e608190b811b30e93199ac0 completed March 27, 2026, 8:09 a.m.
Created at: March 22, 2026, 4:33 p.m.