Triple

T10167365

Position	Surface form	Disambiguated ID	Type / Status
Subject	College Walk pedestrian axis	`E235239`	entity
Predicate	maintainedBy	`P86`	FINISHED
Object	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.	`E846381`	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: Columbia University Facilities and Operations | Statement: [College Walk pedestrian axis, maintainedBy, Columbia University Facilities and Operations]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Columbia University Facilities and Operations
Context triple: [College Walk pedestrian axis, maintainedBy, Columbia University Facilities and Operations]

A. Columbia University buildings
Columbia University buildings comprise the diverse collection of academic, residential, athletic, and administrative structures that make up the university’s campuses, primarily in New York City.
B. Columbia University Midtown campus
Columbia University Midtown campus was a former urban campus of Columbia University located in Midtown Manhattan before the university consolidated its main academic operations in Morningside Heights.
C. Office of the President of Columbia University
The Office of the President of Columbia University is the central administrative unit responsible for the university’s overall leadership, strategic direction, and institutional governance.
D. Columbia Graduate Center
Columbia Graduate Center is a satellite graduate education facility of Loyola University Maryland located in Columbia, Maryland.
E. Columbia University Department of Intercollegiate Athletics
The Columbia University Department of Intercollegiate Athletics is the administrative body that oversees Columbia University's varsity sports programs and student-athlete activities within NCAA competition.
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: Columbia University Facilities and Operations
Triple: [College Walk pedestrian axis, maintainedBy, Columbia University Facilities and Operations]

Generated description

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.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Columbia University Facilities and Operations
Target entity description: 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.

A. Columbia University buildings
Columbia University buildings comprise the diverse collection of academic, residential, athletic, and administrative structures that make up the university’s campuses, primarily in New York City.
B. Columbia University Midtown campus
Columbia University Midtown campus was a former urban campus of Columbia University located in Midtown Manhattan before the university consolidated its main academic operations in Morningside Heights.
C. Office of the President of Columbia University
The Office of the President of Columbia University is the central administrative unit responsible for the university’s overall leadership, strategic direction, and institutional governance.
D. Columbia Graduate Center
Columbia Graduate Center is a satellite graduate education facility of Loyola University Maryland located in Columbia, Maryland.
E. Columbia University Department of Intercollegiate Athletics
The Columbia University Department of Intercollegiate Athletics is the administrative body that oversees Columbia University's varsity sports programs and student-athlete activities within NCAA competition.
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_69ca84ceafd0819085828600e11bed6b`	completed	March 30, 2026, 2:12 p.m.
NER	Named-entity recognition	`batch_69cdec6e016c81909ded2a16b839c405`	completed	April 2, 2026, 4:11 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69d3177ddab48190988c280faf406383`	completed	April 6, 2026, 2:16 a.m.
NEDg	Description generation	`batch_69d3186076208190bd7e0979a2b6620f`	completed	April 6, 2026, 2:20 a.m.
NED2	Entity disambiguation (via description)	`batch_69d318fd00188190b4e18bbb48b0b698`	completed	April 6, 2026, 2:22 a.m.

Created at: March 30, 2026, 9:10 p.m.