Question:
Who was the head coach of the team AFC Ajax in Aug, 2015?

Context:
 Marco van Basten is the head coach of AFC Ajax from Jul, 2008 to May, 2009. 
 Erik ten Hag is the head coach of AFC Ajax from Dec, 2017 to May, 2022. 
 Alfred Schreuder is the head coach of AFC Ajax from May, 2022 to Dec, 2022. 
 Peter Bosz is the head coach of AFC Ajax from Jul, 2016 to Jun, 2017. 
 Louis van Gaal is the head coach of AFC Ajax from Sep, 1991 to Jun, 1997. 
 Johan Cruyff is the head coach of AFC Ajax from Jun, 1985 to Jan, 1988. 
 Frank de Boer is the head coach of AFC Ajax from Dec, 2010 to Jun, 2016. 
 Martin Jol is the head coach of AFC Ajax from Jun, 2009 to Dec, 2010.

Answer:
Question:
Who was the head coach of the team AFC Ajax in Aug, 2015?

Context:
 Marco van Basten is the head coach of AFC Ajax from Jul, 2008 to May, 2009. 
 Erik ten Hag is the head coach of AFC Ajax from Dec, 2017 to May, 2022. 
 Alfred Schreuder is the head coach of AFC Ajax from May, 2022 to Dec, 2022. 
 Peter Bosz is the head coach of AFC Ajax from Jul, 2016 to Jun, 2017. 
 Louis van Gaal is the head coach of AFC Ajax from Sep, 1991 to Jun, 1997. 
 Johan Cruyff is the head coach of AFC Ajax from Jun, 1985 to Jan, 1988. 
 Frank de Boer is the head coach of AFC Ajax from Dec, 2010 to Jun, 2016. 
 Martin Jol is the head coach of AFC Ajax from Jun, 2009 to Dec, 2010.

Answer:
user
Frank de Boer
assistant
Question:
Who was the head coach of the team AFC Ajax in Aug, 2015?

Context:
 Marco van Basten is the head coach of AFC Ajax from Jul, 2008 to May, 2009. 
 Erik ten Hag is the head coach of AFC Ajax from Dec, 2017 to May, 2022. 
 Alfred Schreuder is the head coach of AFC Ajax from May, 2022 to Dec, 2022. 
 Peter Bosz is the head coach of AFC Ajax from Jul, 2016 to Jun, 2017. 
 Louis van Gaal is the head coach of AFC Ajax from Sep, 1991 to Jun, 1997. 
 Johan Cruyff is the head coach of AFC Ajax from Jun, 1985 to Jan, 1988. 
 Frank de Boer is the head coach of AFC Ajax from Dec, 2010 to Jun, 2016. 
 Martin Jol is the head coach of AFC Ajax from Jun, 2009 to Dec, 2010.

Answer:
user
Louis van Gaal
Peter Bosz
Marco van Basten
Erik ten Hag
Johan Cruyff
Martin Jol
Alfred Schreuder
assistant
Question:
Who was the head coach of the team AFC Ajax in Aug, 2015?

Context:
 Marco van Basten is the head coach of AFC Ajax from Jul, 2008 to May, 2009. 
 Erik ten Hag is the head coach of AFC Ajax from Dec, 2017 to May, 2022. 
 Alfred Schreuder is the head coach of AFC Ajax from May, 2022 to Dec, 2022. 
 Peter Bosz is the head coach of AFC Ajax from Jul, 2016 to Jun, 2017. 
 Louis van Gaal is the head coach of AFC Ajax from Sep, 1991 to Jun, 1997. 
 Johan Cruyff is the head coach of AFC Ajax from Jun, 1985 to Jan, 1988. 
 Frank de Boer is the head coach of AFC Ajax from Dec, 2010 to Jun, 2016. 
 Martin Jol is the head coach of AFC Ajax from Jun, 2009 to Dec, 2010.

Answer:
user
Frank de Boer
assistant