Triple

T340697
Position Surface form Disambiguated ID Type / Status
Subject 1968 Indiana Democratic presidential primary E6829 entity
Predicate opponentRole P9213 FINISHED
Object Roger D. Branigin acted as a favorite-son candidate from Indiana
Roger D. Branigin was an American Democratic politician who served as governor of Indiana in the 1960s and briefly sought national prominence as a presidential contender.
 E6829 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: Roger D. Branigin acted as a favorite-son candidate from Indiana | Statement: [1968 Indiana Democratic presidential primary, opponentRole, Roger D. Branigin acted as a favorite-son candidate from Indiana]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Roger D. Branigin acted as a favorite-son candidate from Indiana
Context triple: [1968 Indiana Democratic presidential primary, opponentRole, Roger D. Branigin acted as a favorite-son candidate from Indiana]
  • A. 1968 Indiana Democratic presidential primary
    The 1968 Indiana Democratic presidential primary was a pivotal early contest in that year's Democratic race, where Robert F. Kennedy scored a crucial victory that boosted his campaign's momentum.
  • B. Donald W. Riegle Jr.
    Donald W. Riegle Jr. is a former United States Senator from Michigan who played a prominent role in banking and financial regulation policy during his tenure in Congress.
  • C. Assistant Attorney General of Indiana
    The Assistant Attorney General of Indiana is a senior legal official who supports the Indiana Attorney General in representing the state in legal matters, providing legal advice to state agencies, and enforcing state laws.
  • D. Hartland Snyder
    Hartland Snyder was an American theoretical physicist known for his early work on black hole physics and for being one of J. Robert Oppenheimer’s notable doctoral students.
  • E. Lance Briggs
    Lance Briggs is a former NFL linebacker best known for his long, Pro Bowl–caliber career with the Chicago Bears.
  • 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: Roger D. Branigin acted as a favorite-son candidate from Indiana
Triple: [1968 Indiana Democratic presidential primary, opponentRole, Roger D. Branigin acted as a favorite-son candidate from Indiana]
Generated description
Roger D. Branigin was an American Democratic politician who served as governor of Indiana in the 1960s and briefly sought national prominence as a presidential contender.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Roger D. Branigin acted as a favorite-son candidate from Indiana
Target entity description: Roger D. Branigin was an American Democratic politician who served as governor of Indiana in the 1960s and briefly sought national prominence as a presidential contender.
  • A. 1968 Indiana Democratic presidential primary chosen
    The 1968 Indiana Democratic presidential primary was a pivotal early contest in that year's Democratic race, where Robert F. Kennedy scored a crucial victory that boosted his campaign's momentum.
  • B. Donald W. Riegle Jr.
    Donald W. Riegle Jr. is a former United States Senator from Michigan who played a prominent role in banking and financial regulation policy during his tenure in Congress.
  • C. Assistant Attorney General of Indiana
    The Assistant Attorney General of Indiana is a senior legal official who supports the Indiana Attorney General in representing the state in legal matters, providing legal advice to state agencies, and enforcing state laws.
  • D. Hartland Snyder
    Hartland Snyder was an American theoretical physicist known for his early work on black hole physics and for being one of J. Robert Oppenheimer’s notable doctoral students.
  • E. Lance Briggs
    Lance Briggs is a former NFL linebacker best known for his long, Pro Bowl–caliber career with the Chicago Bears.
  • 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_69a2e7951ba08190960e90823b5078f3 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2ee043fac8190af72291c04761687 completed Feb. 28, 2026, 1:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3d4e701408190a13f8c50c1271bb4 completed March 1, 2026, 5:55 a.m.
NEDg Description generation batch_69a3d534891c8190adc4ffc0762730d4 completed March 1, 2026, 5:57 a.m.
NED2 Entity disambiguation (via description) batch_69a3d5d1ed8c8190ba5306b6f2304e62 completed March 1, 2026, 5:59 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.