Triple

T10815743
Position Surface form Disambiguated ID Type / Status
Subject Lefty Grove E255222 entity
Predicate minorLeagueTeam P15754 FINISHED
Object Martinsburg Mountaineers
The Martinsburg Mountaineers were a minor league baseball team based in Martinsburg, West Virginia, known in part for featuring future Hall of Fame pitcher Lefty Grove early in his career.
 E887604 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: Martinsburg Mountaineers | Statement: [Lefty Grove, minorLeagueTeam, Martinsburg Mountaineers]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Martinsburg Mountaineers
Context triple: [Lefty Grove, minorLeagueTeam, Martinsburg Mountaineers]
  • A. Birmingham Legion
    Birmingham Legion is a professional soccer club based in Birmingham, Alabama, that competes in the USL Championship, the second tier of the American soccer league system.
  • B. Nashville Elite Giants
    The Nashville Elite Giants were a Negro league baseball team that later became known as the Baltimore Elite Giants.
  • C. The Tennessee Plowboys
    The Tennessee Plowboys were the backing country band that supported singer Eddy Arnold during his early career, helping shape his signature honky-tonk and country sound.
  • D. Brooklin Redmen
    Brooklin Redmen is a Canadian box lacrosse team historically known as one of the top competitors in Ontario’s Major Series Lacrosse league.
  • E. Richmond Virginians
    The Richmond Virginians were a 19th-century professional baseball team based in Richmond, Virginia.
  • 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: Martinsburg Mountaineers
Triple: [Lefty Grove, minorLeagueTeam, Martinsburg Mountaineers]
Generated description
The Martinsburg Mountaineers were a minor league baseball team based in Martinsburg, West Virginia, known in part for featuring future Hall of Fame pitcher Lefty Grove early in his career.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Martinsburg Mountaineers
Target entity description: The Martinsburg Mountaineers were a minor league baseball team based in Martinsburg, West Virginia, known in part for featuring future Hall of Fame pitcher Lefty Grove early in his career.
  • A. Birmingham Legion
    Birmingham Legion is a professional soccer club based in Birmingham, Alabama, that competes in the USL Championship, the second tier of the American soccer league system.
  • B. Nashville Elite Giants
    The Nashville Elite Giants were a Negro league baseball team that later became known as the Baltimore Elite Giants.
  • C. The Tennessee Plowboys
    The Tennessee Plowboys were the backing country band that supported singer Eddy Arnold during his early career, helping shape his signature honky-tonk and country sound.
  • D. Brooklin Redmen
    Brooklin Redmen is a Canadian box lacrosse team historically known as one of the top competitors in Ontario’s Major Series Lacrosse league.
  • E. Richmond Virginians
    The Richmond Virginians were a 19th-century professional baseball team based in Richmond, Virginia.
  • 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_69d6aa8081448190a9324184f2bd1c26 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d733edab248190b2cf7f7bc2684468 completed April 9, 2026, 5:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69de855799748190b51745a198daa8d0 completed April 14, 2026, 6:20 p.m.
NEDg Description generation batch_69de8955b9d8819086ff98efbff6c7a0 completed April 14, 2026, 6:37 p.m.
NED2 Entity disambiguation (via description) batch_69de8f4a318c819086559fd53506ab29 completed April 14, 2026, 7:02 p.m.
Created at: April 8, 2026, 9:18 p.m.