Triple

T11508

Position	Surface form	Disambiguated ID	Type / Status
Subject	Carnegie Mellon University	`E235`	entity
Predicate	precededBy	`P97`	FINISHED
Object	Mellon Institute of Industrial Research The Mellon Institute of Industrial Research was a pioneering American research institute in Pittsburgh that advanced industrial science and later merged to form part of Carnegie Mellon University.	`E9935`	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: Mellon Institute of Industrial Research | Statement: [Carnegie Mellon University, precededBy, Mellon Institute of Industrial Research]

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

Target entity: Mellon Institute of Industrial Research
Context triple: [Carnegie Mellon University, precededBy, Mellon Institute of Industrial Research]

A. Carnegie Institution of Washington
The Carnegie Institution of Washington is a private, nonprofit scientific research organization founded by Andrew Carnegie that supports advanced research across fields such as astronomy, biology, and earth sciences.
B. Carnegie
Carnegie is a Scottish surname most famously associated with industrialist and philanthropist Andrew Carnegie.
C. Chicago Metallurgical Laboratory
The Chicago Metallurgical Laboratory was a key Manhattan Project research center at the University of Chicago where scientists developed nuclear reactor technology and laid the groundwork for the first controlled, self-sustaining nuclear chain reaction.
D. University City Science Center
The University City Science Center is a prominent urban research and technology innovation hub in Philadelphia that supports startups, academic partnerships, and commercialization of scientific advances.
E. Stanford Research Institute
Stanford Research Institute (now SRI International) is a prominent independent nonprofit research and innovation center known for pioneering advances in computing, artificial intelligence, and other cutting-edge technologies.
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: Mellon Institute of Industrial Research
Triple: [Carnegie Mellon University, precededBy, Mellon Institute of Industrial Research]

Generated description

The Mellon Institute of Industrial Research was a pioneering American research institute in Pittsburgh that advanced industrial science and later merged to form part of Carnegie Mellon University.

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

Target entity: Mellon Institute of Industrial Research
Target entity description: The Mellon Institute of Industrial Research was a pioneering American research institute in Pittsburgh that advanced industrial science and later merged to form part of Carnegie Mellon University.

A. Carnegie Institution of Washington
The Carnegie Institution of Washington is a private, nonprofit scientific research organization founded by Andrew Carnegie that supports advanced research across fields such as astronomy, biology, and earth sciences.
B. Carnegie
Carnegie is a Scottish surname most famously associated with industrialist and philanthropist Andrew Carnegie.
C. Chicago Metallurgical Laboratory
The Chicago Metallurgical Laboratory was a key Manhattan Project research center at the University of Chicago where scientists developed nuclear reactor technology and laid the groundwork for the first controlled, self-sustaining nuclear chain reaction.
D. University City Science Center
The University City Science Center is a prominent urban research and technology innovation hub in Philadelphia that supports startups, academic partnerships, and commercialization of scientific advances.
E. Stanford Research Institute
Stanford Research Institute (now SRI International) is a prominent independent nonprofit research and innovation center known for pioneering advances in computing, artificial intelligence, and other cutting-edge technologies.
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_69a23d7ad88c8190bffe8ab091d86642`	completed	Feb. 28, 2026, 12:57 a.m.
NER	Named-entity recognition	`batch_69a23ff415ec819082ba80ed3859b71e`	completed	Feb. 28, 2026, 1:08 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69a26c120b98819087a09540c2a57366`	completed	Feb. 28, 2026, 4:16 a.m.
NEDg	Description generation	`batch_69a26cf320908190a9c8b23e9cd9b5bd`	completed	Feb. 28, 2026, 4:20 a.m.
NED2	Entity disambiguation (via description)	`batch_69a26e202e9c81909e0cd66a10314a76`	completed	Feb. 28, 2026, 4:25 a.m.

Created at: Feb. 28, 2026, 1:02 a.m.