Question:
Who was the chair of University of Limoges in Aug, 2022?

Context:
 Hélène Pauliat is the chair of University of Limoges from Mar, 2012 to Apr, 2016. 
 Jacques Fontanille is the chair of University of Limoges from Feb, 2005 to Mar, 2012. 
 Alain Célérier is the chair of University of Limoges from Apr, 2016 to Dec, 2020. 
 Isabelle Klock-Fontanille is the chair of University of Limoges from Jan, 2021 to Dec, 2022.

Answer:
Isabelle Klock-Fontanille