Triple

T20132361
Position Surface form Disambiguated ID Type / Status
Subject 1938 Major League Baseball All-Star Game E490926 entity
Predicate notablePlayer P304 FINISHED
Object Johnny Vander Meer
Johnny Vander Meer was an American Major League Baseball pitcher best known for throwing back-to-back no-hitters in 1938, a unique feat in MLB history.
E1414199 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: Johnny Vander Meer | Statement: [1938 Major League Baseball All-Star Game, notablePlayer, Johnny Vander Meer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Johnny Vander Meer
Context triple: [1938 Major League Baseball All-Star Game, notablePlayer, Johnny Vander Meer]
  • A. Gaylord Perry
    Gaylord Perry was a Hall of Fame Major League Baseball pitcher renowned for his longevity, mastery of the spitball, and success with multiple teams, including the San Francisco Giants and Cleveland Indians.
  • B. Luis Tiant
    Luis Tiant is a former Major League Baseball pitcher, best known for his distinctive delivery and standout seasons in the 1960s and 1970s, particularly with the Boston Red Sox.
  • C. George Thomas Seaver
    George Thomas Seaver, better known as Tom Seaver, was a Hall of Fame Major League Baseball pitcher renowned as the longtime ace of the New York Mets and one of the greatest pitchers in baseball history.
  • D. Bob Feller
    Bob Feller was a Hall of Fame Major League Baseball pitcher renowned for his blazing fastball and long career with the Cleveland Indians from the 1930s to the 1950s.
  • E. Johnny Podres
    Johnny Podres was an American left-handed pitcher best known for his clutch performances with the Brooklyn Dodgers in the 1950s, including a legendary complete-game shutout in Game 7 of the 1955 World Series.
  • 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: Johnny Vander Meer
Triple: [1938 Major League Baseball All-Star Game, notablePlayer, Johnny Vander Meer]
Generated description
Johnny Vander Meer was an American Major League Baseball pitcher best known for throwing back-to-back no-hitters in 1938, a unique feat in MLB history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Johnny Vander Meer
Target entity description: Johnny Vander Meer was an American Major League Baseball pitcher best known for throwing back-to-back no-hitters in 1938, a unique feat in MLB history.
  • A. Gaylord Perry
    Gaylord Perry was a Hall of Fame Major League Baseball pitcher renowned for his longevity, mastery of the spitball, and success with multiple teams, including the San Francisco Giants and Cleveland Indians.
  • B. Luis Tiant
    Luis Tiant is a former Major League Baseball pitcher, best known for his distinctive delivery and standout seasons in the 1960s and 1970s, particularly with the Boston Red Sox.
  • C. George Thomas Seaver
    George Thomas Seaver, better known as Tom Seaver, was a Hall of Fame Major League Baseball pitcher renowned as the longtime ace of the New York Mets and one of the greatest pitchers in baseball history.
  • D. Bob Feller
    Bob Feller was a Hall of Fame Major League Baseball pitcher renowned for his blazing fastball and long career with the Cleveland Indians from the 1930s to the 1950s.
  • E. Johnny Podres
    Johnny Podres was an American left-handed pitcher best known for his clutch performances with the Brooklyn Dodgers in the 1950s, including a legendary complete-game shutout in Game 7 of the 1955 World Series.
  • 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_69da62651a0c8190a3e05e95e056a66b completed April 11, 2026, 3:01 p.m.
NER Named-entity recognition batch_69e66762f0448190b7dbbc665e179ffc completed April 20, 2026, 5:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0834698e648190b00efb97fee345a2 completed May 16, 2026, 9:10 a.m.
NEDg Description generation batch_6a08353703b88190b8eef21650bad944 completed May 16, 2026, 9:13 a.m.
NED2 Entity disambiguation (via description) batch_6a0835c4c9f48190b4d568814729a7ca completed May 16, 2026, 9:15 a.m.
Created at: April 11, 2026, 11:31 p.m.