Triple

T10911010
Position Surface form Disambiguated ID Type / Status
Subject C. F. Martin & Company E257695 entity
Predicate notableSeries P3199 FINISHED
Object D-28
The D-28 is a renowned steel-string acoustic guitar model by C. F. Martin & Company, celebrated for its rich tone, rosewood back and sides, and extensive use by influential folk, country, and rock musicians.
E892685 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: D-28 | Statement: [C. F. Martin & Company, notableSeries, D-28]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: D-28
Context triple: [C. F. Martin & Company, notableSeries, D-28]
  • A. Rickenbacker 12-string guitar
    The Rickenbacker 12-string guitar is an iconic electric guitar known for its bright, chiming sound that became a defining feature of 1960s folk rock and jangle pop.
  • B. Musitron
    The Musitron is an early electronic keyboard instrument, similar to a modified clavioline, best known for its distinctive solo sound on Del Shannon’s hit song "Runaway."
  • C. Gibson Explorer
    The Gibson Explorer is an electric guitar model introduced in the late 1950s, known for its radical angular body shape and association with hard rock and heavy metal guitarists.
  • D. Epiphone B.B. King Lucille model
    The Epiphone B.B. King Lucille model is a semi-hollow electric guitar designed to B.B. King’s specifications, featuring a no-F-hole body, stereo/mono outputs, and electronics tailored for his signature blues tone.
  • E. D-2500
    D-2500 was the German civil-registered prototype and primary example of the Junkers G 38, a large all-metal four-engine transport aircraft of the late 1920s and early 1930s.
  • 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: D-28
Triple: [C. F. Martin & Company, notableSeries, D-28]
Generated description
The D-28 is a renowned steel-string acoustic guitar model by C. F. Martin & Company, celebrated for its rich tone, rosewood back and sides, and extensive use by influential folk, country, and rock musicians.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: D-28
Target entity description: The D-28 is a renowned steel-string acoustic guitar model by C. F. Martin & Company, celebrated for its rich tone, rosewood back and sides, and extensive use by influential folk, country, and rock musicians.
  • A. Rickenbacker 12-string guitar
    The Rickenbacker 12-string guitar is an iconic electric guitar known for its bright, chiming sound that became a defining feature of 1960s folk rock and jangle pop.
  • B. Musitron
    The Musitron is an early electronic keyboard instrument, similar to a modified clavioline, best known for its distinctive solo sound on Del Shannon’s hit song "Runaway."
  • C. Gibson Explorer
    The Gibson Explorer is an electric guitar model introduced in the late 1950s, known for its radical angular body shape and association with hard rock and heavy metal guitarists.
  • D. Epiphone B.B. King Lucille model
    The Epiphone B.B. King Lucille model is a semi-hollow electric guitar designed to B.B. King’s specifications, featuring a no-F-hole body, stereo/mono outputs, and electronics tailored for his signature blues tone.
  • E. D-2500
    D-2500 was the German civil-registered prototype and primary example of the Junkers G 38, a large all-metal four-engine transport aircraft of the late 1920s and early 1930s.
  • 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_69d6aa864ed88190818280ab6791d065 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d77071492c8190bd6f8623a59464c9 completed April 9, 2026, 9:25 a.m.
NED1 Entity disambiguation (via context triple) batch_69e1554fc61c8190a0354e2f24cb62e4 completed April 16, 2026, 9:31 p.m.
NEDg Description generation batch_69e1801dc2e8819099bc862705871761 completed April 17, 2026, 12:34 a.m.
NED2 Entity disambiguation (via description) batch_69e1831802608190b5c3c5a4e8d8681a completed April 17, 2026, 12:47 a.m.
Created at: April 8, 2026, 9:22 p.m.