Question:
Who was the head of Usurbil in Jan, 2015?

Context:
 Xabier Arregi Iparragirre is the head of the government of Usurbil from Jan, 2015 to Jan, 2019. 
 Xabier Mikel Errekondo is the head of the government of Usurbil from Jan, 2007 to Jan, 2011. 
 Agurtzane Solabarrieta is the head of the government of Usurbil from Jan, 2019 to Dec, 2022. 
 Mertxe Aizpurua is the head of the government of Usurbil from Jan, 2011 to Jan, 2015.

Answer:
Question:
Who was the head of Usurbil in Jan, 2015?

Context:
 Xabier Arregi Iparragirre is the head of the government of Usurbil from Jan, 2015 to Jan, 2019. 
 Xabier Mikel Errekondo is the head of the government of Usurbil from Jan, 2007 to Jan, 2011. 
 Agurtzane Solabarrieta is the head of the government of Usurbil from Jan, 2019 to Dec, 2022. 
 Mertxe Aizpurua is the head of the government of Usurbil from Jan, 2011 to Jan, 2015.

Answer:
user
Xabier Arregi Iparragirre
assistant
Question:
Who was the head of Usurbil in Jan, 2015?

Context:
 Xabier Arregi Iparragirre is the head of the government of Usurbil from Jan, 2015 to Jan, 2019. 
 Xabier Mikel Errekondo is the head of the government of Usurbil from Jan, 2007 to Jan, 2011. 
 Agurtzane Solabarrieta is the head of the government of Usurbil from Jan, 2019 to Dec, 2022. 
 Mertxe Aizpurua is the head of the government of Usurbil from Jan, 2011 to Jan, 2015.

Answer:
user
Agurtzane Solabarrieta
Xabier Mikel Errekondo
Mertxe Aizpurua
Agurtzane Solabarrieta
Xabier Mikel Errekondo
assistant
Question:
Who was the head of Usurbil in Jan, 2015?

Context:
 Xabier Arregi Iparragirre is the head of the government of Usurbil from Jan, 2015 to Jan, 2019. 
 Xabier Mikel Errekondo is the head of the government of Usurbil from Jan, 2007 to Jan, 2011. 
 Agurtzane Solabarrieta is the head of the government of Usurbil from Jan, 2019 to Dec, 2022. 
 Mertxe Aizpurua is the head of the government of Usurbil from Jan, 2011 to Jan, 2015.

Answer:
user
Xabier Arregi Iparragirre
assistant