Question:
Who was the head coach of the team Panathinaikos F.C. in Oct, 2020?

Context:
 Itzhak Shum is the head coach of Panathinaikos F.C. from Jul, 2003 to Oct, 2004. 
 Yannis Vonortas is the head coach of Panathinaikos F.C. from Mar, 2013 to May, 2013. 
 Juan Ramón Rocha is the head coach of Panathinaikos F.C. from Nov, 2012 to Jan, 2013. 
 László Bölöni is the head coach of Panathinaikos F.C. from Oct, 2020 to May, 2021. 
 José Peseiro is the head coach of Panathinaikos F.C. from Jun, 2007 to May, 2008. 
 Alberto Malesani is the head coach of Panathinaikos F.C. from Feb, 2005 to May, 2006. 
 Marinos Ouzounidis is the head coach of Panathinaikos F.C. from Dec, 2016 to May, 2018. 
 Yannis Anastasiou is the head coach of Panathinaikos F.C. from May, 2013 to Nov, 2015. 
 Aggelos Anastasiadis is the head coach of Panathinaikos F.C. from Jan, 2000 to Feb, 2001. 
 Dani Poyatos is the head coach of Panathinaikos F.C. from Jul, 2020 to Oct, 2020. 
 Zdeněk Ščasný is the head coach of Panathinaikos F.C. from Oct, 2004 to Feb, 2005. 
 Sergio Markarián is the head coach of Panathinaikos F.C. from Oct, 2002 to Jun, 2004. 
 Jasminko Velić is the head coach of Panathinaikos F.C. from Sep, 2006 to Oct, 2006. 
 Henk ten Cate is the head coach of Panathinaikos F.C. from Jun, 2008 to Dec, 2009. 
 Jesualdo Ferreira is the head coach of Panathinaikos F.C. from Nov, 2010 to Nov, 2012. 
 Fabriciano González is the head coach of Panathinaikos F.C. from Jan, 2013 to Mar, 2013. 
 Fernando Santos is the head coach of Panathinaikos F.C. from Jul, 2002 to Oct, 2002. 
 Giorgos Kalafatis is the head coach of Panathinaikos F.C. from Jan, 1917 to Jan, 1923. 
 Giorgos Donis is the head coach of Panathinaikos F.C. from Jul, 2018 to Jul, 2020. 
 Nikos Nioplias is the head coach of Panathinaikos F.C. from Dec, 2009 to Nov, 2010. 
 Sotiris Silaidopoulos is the head coach of Panathinaikos F.C. from Oct, 2020 to Oct, 2020. 
 Víctor Muñoz is the head coach of Panathinaikos F.C. from Oct, 2006 to May, 2007.

Answer:
Sotiris Silaidopoulos