Question:
Who was the head coach of the team Viking FK in Dec, 2018?

Context:
 Bjarne Berntsen is the head coach of Viking FK from Dec, 2017 to Dec, 2020. 
 Kjell Jonevret is the head coach of Viking FK from Jan, 2012 to Jan, 2016. 
 Morten Jensen is the head coach of Viking FK from Jan, 2021 to Dec, 2022. 
 Bjarte Lunde Aarsheim is the head coach of Viking FK from Jan, 2021 to Dec, 2022.

Answer:
Question:
Who was the head coach of the team Viking FK in Dec, 2018?

Context:
 Bjarne Berntsen is the head coach of Viking FK from Dec, 2017 to Dec, 2020. 
 Kjell Jonevret is the head coach of Viking FK from Jan, 2012 to Jan, 2016. 
 Morten Jensen is the head coach of Viking FK from Jan, 2021 to Dec, 2022. 
 Bjarte Lunde Aarsheim is the head coach of Viking FK from Jan, 2021 to Dec, 2022.

Answer:
user
Bjarne Berntsen
assistant
Question:
Who was the head coach of the team Viking FK in Dec, 2018?

Context:
 Bjarne Berntsen is the head coach of Viking FK from Dec, 2017 to Dec, 2020. 
 Kjell Jonevret is the head coach of Viking FK from Jan, 2012 to Jan, 2016. 
 Morten Jensen is the head coach of Viking FK from Jan, 2021 to Dec, 2022. 
 Bjarte Lunde Aarsheim is the head coach of Viking FK from Jan, 2021 to Dec, 2022.

Answer:
user
Kjell Jonevret
Morten Jensen
Bjarte Lunde Aarsheim
assistant
Question:
Who was the head coach of the team Viking FK in Dec, 2018?

Context:
 Bjarne Berntsen is the head coach of Viking FK from Dec, 2017 to Dec, 2020. 
 Kjell Jonevret is the head coach of Viking FK from Jan, 2012 to Jan, 2016. 
 Morten Jensen is the head coach of Viking FK from Jan, 2021 to Dec, 2022. 
 Bjarte Lunde Aarsheim is the head coach of Viking FK from Jan, 2021 to Dec, 2022.

Answer:
user
Bjarne Berntsen
assistant