Triple

T6995804
Position Surface form Disambiguated ID Type / Status
Subject Union Pacific Railway, Southern Branch E162209 entity
Predicate alsoKnownAs P39 FINISHED
Object UP Southern Branch
UP Southern Branch is a historical rail line of the Union Pacific Railway that served as one of its southern regional routes.
E634459 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: UP Southern Branch | Statement: [Union Pacific Railway, Southern Branch, alsoKnownAs, UP Southern Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: UP Southern Branch
Context triple: [Union Pacific Railway, Southern Branch, alsoKnownAs, UP Southern Branch]
  • A. Columbia Branch
    Columbia Branch is a neighborhood library of the Seattle Public Library system serving the Columbia City area of Seattle.
  • B. Howell Branch
    Howell Branch is a local public library facility that serves as one of the community branches within the Central Rappahannock Regional Library system.
  • C. Provost Branch
    The Provost Branch is a specialist component of the British Army responsible for military policing, discipline, and related support functions.
  • D. Rockland Branch
    Rockland Branch is a historic railroad line in Maine that runs along the state's mid-coast, connecting inland communities with the port city of Rockland.
  • E. Cooper Branch
    Cooper Branch is a local public library facility that serves as one of the community branches within the Central Rappahannock Regional Library system.
  • 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: UP Southern Branch
Triple: [Union Pacific Railway, Southern Branch, alsoKnownAs, UP Southern Branch]
Generated description
UP Southern Branch is a historical rail line of the Union Pacific Railway that served as one of its southern regional routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: UP Southern Branch
Target entity description: UP Southern Branch is a historical rail line of the Union Pacific Railway that served as one of its southern regional routes.
  • A. Columbia Branch
    Columbia Branch is a neighborhood library of the Seattle Public Library system serving the Columbia City area of Seattle.
  • B. Howell Branch
    Howell Branch is a local public library facility that serves as one of the community branches within the Central Rappahannock Regional Library system.
  • C. Provost Branch
    The Provost Branch is a specialist component of the British Army responsible for military policing, discipline, and related support functions.
  • D. Rockland Branch
    Rockland Branch is a historic railroad line in Maine that runs along the state's mid-coast, connecting inland communities with the port city of Rockland.
  • E. Cooper Branch
    Cooper Branch is a local public library facility that serves as one of the community branches within the Central Rappahannock Regional Library system.
  • 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_69c68857ffc08190857dc62cd5253777 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6dbec259c8190bb4cfbc1ff6fc786 completed March 27, 2026, 7:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69c76a1fa11481908450978acc1e0913 completed March 28, 2026, 5:41 a.m.
NEDg Description generation batch_69c76b84f5688190a0aef7cd8695c6b0 completed March 28, 2026, 5:47 a.m.
NED2 Entity disambiguation (via description) batch_69c76be95ecc8190a57ff197f236d434 completed March 28, 2026, 5:49 a.m.
Created at: March 27, 2026, 2:32 p.m.