Question:
Who was the head coach of the team Olympique Lyonnais in Aug, 2020?

Context:
 Sylvinho is the head coach of Olympique Lyonnais from May, 2019 to Oct, 2019. 
 Bruno Génésio is the head coach of Olympique Lyonnais from Dec, 2015 to May, 2019. 
 Rudi Garcia is the head coach of Olympique Lyonnais from Oct, 2019 to May, 2021. 
 Laurent Blanc is the head coach of Olympique Lyonnais from Oct, 2022 to Dec, 2022. 
 Peter Bosz is the head coach of Olympique Lyonnais from May, 2021 to Oct, 2022.

Answer:
Rudi Garcia