Triple

T18721004
Position Surface form Disambiguated ID Type / Status
Subject Department of Mechanical Engineering, Columbia University E457771 entity
Predicate hasAbbreviation P43 FINISHED
Object ME Department, Columbia
ME Department, Columbia is the Mechanical Engineering department at Columbia University, offering education and research programs in areas such as mechanics, materials, robotics, and energy systems.
E1338271 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: ME Department, Columbia | Statement: [Department of Mechanical Engineering, Columbia University, hasAbbreviation, ME Department, Columbia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: ME Department, Columbia
Context triple: [Department of Mechanical Engineering, Columbia University, hasAbbreviation, ME Department, Columbia]
  • A. Columbia University Facilities and Operations
    Columbia University Facilities and Operations is the administrative division responsible for the planning, maintenance, and day-to-day physical operations of Columbia University's campuses and buildings.
  • B. Columbia University Office of the Provost
    The Columbia University Office of the Provost is the central academic leadership office of Columbia University, responsible for overseeing the university’s educational policies, faculty affairs, and academic initiatives across its schools and programs.
  • C. Office of University Life at Columbia University
    The Office of University Life at Columbia University is a central administrative unit that supports student life and campus culture by coordinating university-wide initiatives, resources, and policies related to the student experience.
  • D. New York City Department of Citywide Administrative Services
    The New York City Department of Citywide Administrative Services is a municipal agency responsible for managing the city’s real estate, procurement, fleet, and civil service administration to support the operations of New York City government.
  • E. Mayor's Office of Operations
    The Mayor's Office of Operations is a New York City mayoral agency responsible for monitoring, coordinating, and improving the performance and efficiency of city government services and initiatives.
  • 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: ME Department, Columbia
Triple: [Department of Mechanical Engineering, Columbia University, hasAbbreviation, ME Department, Columbia]
Generated description
ME Department, Columbia is the Mechanical Engineering department at Columbia University, offering education and research programs in areas such as mechanics, materials, robotics, and energy systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: ME Department, Columbia
Target entity description: ME Department, Columbia is the Mechanical Engineering department at Columbia University, offering education and research programs in areas such as mechanics, materials, robotics, and energy systems.
  • A. Columbia University Facilities and Operations
    Columbia University Facilities and Operations is the administrative division responsible for the planning, maintenance, and day-to-day physical operations of Columbia University's campuses and buildings.
  • B. Columbia University Office of the Provost
    The Columbia University Office of the Provost is the central academic leadership office of Columbia University, responsible for overseeing the university’s educational policies, faculty affairs, and academic initiatives across its schools and programs.
  • C. Office of University Life at Columbia University
    The Office of University Life at Columbia University is a central administrative unit that supports student life and campus culture by coordinating university-wide initiatives, resources, and policies related to the student experience.
  • D. New York City Department of Citywide Administrative Services
    The New York City Department of Citywide Administrative Services is a municipal agency responsible for managing the city’s real estate, procurement, fleet, and civil service administration to support the operations of New York City government.
  • E. Mayor's Office of Operations
    The Mayor's Office of Operations is a New York City mayoral agency responsible for monitoring, coordinating, and improving the performance and efficiency of city government services and initiatives.
  • 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_69d8d393ba9c8190a8b03b04ddbb0a09 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e56abadca08190ab1e699b7dcc0c4d completed April 19, 2026, 11:52 p.m.
NED1 Entity disambiguation (via context triple) batch_6a052b4613ec8190a914b1339b25658a completed May 14, 2026, 1:54 a.m.
NEDg Description generation batch_6a052bb371b88190a632f39c891df93b completed May 14, 2026, 1:56 a.m.
NED2 Entity disambiguation (via description) batch_6a052c7532588190bcc3e2f15fef253a completed May 14, 2026, 1:59 a.m.
Created at: April 10, 2026, 11:50 a.m.