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Giorgio Ubbiali

12/15/25

[CfP][FOIS 2026] Call for Contributions

[apologies for cross-posting] ============================ 16th International Conference on Formal

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[CfP][FOIS 2026] Call for Contributions

[apologies for cross-posting] ============================ 16th International Conference on Formal

12/15/25

Giorgio Ubbiali

12/11/25

[JOWO 2026] Call for Workshop Proposals

[apologies for cross-posting] ============================ JOWO 2026 Episode XII: The Tropical Spring

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[JOWO 2026] Call for Workshop Proposals

[apologies for cross-posting] ============================ JOWO 2026 Episode XII: The Tropical Spring

12/11/25

Alan Ruttenberg

12/8/25

Update of Common Logic axiomatization of BFO-2020

Commit, Release notes. Special thanks to Werner Ceusters and Michael Rabenberg Alan Ruttenberg

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Update of Common Logic axiomatization of BFO-2020

Commit, Release notes. Special thanks to Werner Ceusters and Michael Rabenberg Alan Ruttenberg

12/8/25

Giorgio Ubbiali

11/13/25

Reminder - Food, Waste, and Sustainability: Synergizing Ontology Efforts 2025 Workshop

[apologies for cross-posting] ------------------------------------------------------------ Dear

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Reminder - Food, Waste, and Sustainability: Synergizing Ontology Efforts 2025 Workshop

[apologies for cross-posting] ------------------------------------------------------------ Dear

11/13/25

Werner Ceusters

11/4/25

History in the BFO

At ICBO 2025, I will be giving a presentation on work I did with Alan Ruttenberg on the type '

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History in the BFO

At ICBO 2025, I will be giving a presentation on work I did with Alan Ruttenberg on the type '

11/4/25

10/31/25

UB Online Applied Ontology program now accepting students for Spring 2026

UB to offer a fully online graduate degree in ontology - University at Buffalo

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UB Online Applied Ontology program now accepting students for Spring 2026

UB to offer a fully online graduate degree in ontology - University at Buffalo

10/31/25

10/24/25

ICBO 2025 registration opening and call for shor talks

Dear communities, We are pleased to announce that the short talk submission deadline for ICBO 2025

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ICBO 2025 registration opening and call for shor talks

Dear communities, We are pleased to announce that the short talk submission deadline for ICBO 2025

10/24/25

10/12/25

Call for Course Proposals - 4th European Summer School on Artificial Intelligence (ESSAI 2026)

# Call for Course Proposals ## 4th European Summer School on Artificial Intelligence (ESSAI 2026) ##

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Call for Course Proposals - 4th European Summer School on Artificial Intelligence (ESSAI 2026)

# Call for Course Proposals ## 4th European Summer School on Artificial Intelligence (ESSAI 2026) ##

10/12/25

Barry Smith, … Bill Hogan3

10/11/25

Great discussion! So my thought is that we will likely be working on new ontologies, and in doing so,

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Great discussion! So my thought is that we will likely be working on new ontologies, and in doing so,

10/11/25

Julius Hamilton, Melissa Clarkson2

9/28/25

Hello Julian, I think you will be interested in the book Building Ontologies with Basic Formal

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Hello Julian, I think you will be interested in the book Building Ontologies with Basic Formal

9/28/25

Julius Hamilton, … Barry Smith3

9/21/25

Initial questions about BFO

To Julius, regarding your "I don't know if this gets at some deep philosophical debates in

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Initial questions about BFO

To Julius, regarding your "I don't know if this gets at some deep philosophical debates in

9/21/25

Giorgio Ubbiali

9/21/25

Call for papers - The Food, Waste, and Sustainability: Synergizing Ontology Efforts 2025 Workshop

[apologies for cross-posting] ------------------------------------------------------------ The Food,

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Call for papers - The Food, Waste, and Sustainability: Synergizing Ontology Efforts 2025 Workshop

[apologies for cross-posting] ------------------------------------------------------------ The Food,

9/21/25

9/9/25

Attend FOIS 2025 online this week - No registration required!

Dear ontology enthusiasts, The 15th International Conference on Formal Ontology in Information

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Attend FOIS 2025 online this week - No registration required!

Dear ontology enthusiasts, The 15th International Conference on Formal Ontology in Information

9/9/25

Werner Ceusters

9/2/25

Towards Representing Change in the BFO

Werner Ceusters and Alan Ruttenberg. Towards Representing Change in the BFO. Thursday Sept 4, 9am EST

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Towards Representing Change in the BFO

Werner Ceusters and Alan Ruttenberg. Towards Representing Change in the BFO. Thursday Sept 4, 9am EST

9/2/25

8/23/25

Ontology and AI -- Graduate Course -- Starts Monday August 25 -- Open to the public

Those wishing to join online should write to me ifo...@gmail.com Timetable is here

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Ontology and AI -- Graduate Course -- Starts Monday August 25 -- Open to the public

Those wishing to join online should write to me ifo...@gmail.com Timetable is here

8/23/25

8/18/25

Final reminder: Register for FOIS 2025 before the 31st of August

Dear all, On the Northern Hemisphere we are approaching the end of summer, and for many of us this

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Final reminder: Register for FOIS 2025 before the 31st of August

Dear all, On the Northern Hemisphere we are approaching the end of summer, and for many of us this

8/18/25

8/15/25

ICBO 2025 Call For Papers [2nd call]

Dear communities, Reminder: The ICBO 2025 Journal Track submission deadline is today. The Main

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ICBO 2025 Call For Papers [2nd call]

Dear communities, Reminder: The ICBO 2025 Journal Track submission deadline is today. The Main

8/15/25

8/4/25

On Process Concretizing a GDC at Time 't'

From GitHub (https://github.com/BFO-ontology/BFO-2020/blob/master/src/owl/bfo-core.ttl) - '

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On Process Concretizing a GDC at Time 't'

From GitHub (https://github.com/BFO-ontology/BFO-2020/blob/master/src/owl/bfo-core.ttl) - '

8/4/25

8/3/25

The 16th International Conference on Biological and Biomedical Ontologies Date: Nov. 9-11, 2025 -

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The 16th International Conference on Biological and Biomedical Ontologies Date: Nov. 9-11, 2025 -

8/3/25

Ludger Jansen, Barry Smith3

8/3/25

Material basis of

Am 02.08.2025 um 14:47 schrieb Barry Smith: I assume you are familiar with https://ontology.buffalo.

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Material basis of

Am 02.08.2025 um 14:47 schrieb Barry Smith: I assume you are familiar with https://ontology.buffalo.

8/3/25

Anthony Petosa, … Alan Ruttenberg22

7/24/25

'continuant part of' Elucidation in BFO 2 OWL Model Is Circular

Can you give me the identifier for the axiom? I'm assuming you mean some axiom in the BFO-2020

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'continuant part of' Elucidation in BFO 2 OWL Model Is Circular

Can you give me the identifier for the axiom? I'm assuming you mean some axiom in the BFO-2020

7/24/25

Sanne de Roever, … Alex Shkotin6

7/22/25

Hi Sanne, Thank you for your clarification. Alex вт, 22 июл. 2025 г. в 11:51, Sanne de Roever <

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Hi Sanne, Thank you for your clarification. Alex вт, 22 июл. 2025 г. в 11:51, Sanne de Roever <

7/22/25

Sanne de Roever, Alex Shkotin3

7/22/25

A short introduction

Hi Alex, Thank you for the tip, done. Cheers, Sanne On Tuesday, July 22, 2025 at 8:36:08 AM UTC+2

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A short introduction

Hi Alex, Thank you for the tip, done. Cheers, Sanne On Tuesday, July 22, 2025 at 8:36:08 AM UTC+2

7/22/25

Yannis Tzitzikas

7/22/25

CFP: IJCKG 2025: 14th Intern Joint Conference on Knowledge Graphs (Oct 2025, @Crete)

Call for Papers/Demos/Workshops: IJCKG 2025: 14th International Joint Conference on Knowledge Graphs

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CFP: IJCKG 2025: 14th Intern Joint Conference on Knowledge Graphs (Oct 2025, @Crete)

Call for Papers/Demos/Workshops: IJCKG 2025: 14th International Joint Conference on Knowledge Graphs

7/22/25

Sanne de Roever, Pierre Grenon3

7/21/25

What is the best place to ask beginner BFO questions?

Hi Pierre, Great, and thank you for your reply and the prompt welcome. Cheers! Sanne On Sunday, July

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What is the best place to ask beginner BFO questions?

Hi Pierre, Great, and thank you for your reply and the prompt welcome. Cheers! Sanne On Sunday, July

7/21/25

Anthony Petosa, … Alan Ruttenberg20

7/20/25

Understanding ‘Instantiation’ within a Generically Dependent Continuant

> member-of (OWL Object Property: no rdfs:domain & rdfs:range values defined (implicitly, owl:

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Understanding ‘Instantiation’ within a Generically Dependent Continuant

> member-of (OWL Object Property: no rdfs:domain & rdfs:range values defined (implicitly, owl:

7/20/25

7/10/25

More on relationship of ontologies to information modelling.

I posted here a couple of months ago on this topic; Werner responded with various interesting

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More on relationship of ontologies to information modelling.

I posted here a couple of months ago on this topic; Werner responded with various interesting

7/10/25

7/3/25

ICBO 2025 Call For Papers

Dear colleagues, This is the first call for submissions for the 16th International Conference on

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ICBO 2025 Call For Papers

Dear colleagues, This is the first call for submissions for the 16th International Conference on

7/3/25

Olga Ximena Giraldo, Pierre Grenon3

6/15/25

Request for Feedback on Aligning PTRO Ontology with BFO

Dear Pierre, Thank you very much for your detailed and insightful feedback—it is exactly the kind of

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Request for Feedback on Aligning PTRO Ontology with BFO

Dear Pierre, Thank you very much for your detailed and insightful feedback—it is exactly the kind of

6/15/25

6/14/25

STIDS 2025 – Save the Date Plus Bonus Offerings

Colleagues, STIDS (Semantic Technologies for Intelligence, Defense, and Security) 2025 is confirmed

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STIDS 2025 – Save the Date Plus Bonus Offerings

Colleagues, STIDS (Semantic Technologies for Intelligence, Defense, and Security) 2025 is confirmed

6/14/25

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