Question:
Which position did Erik Ullenhag hold in Apr, 2004?

Context:
 Erik Ullenhag holds the position of Minister for Integration from Oct, 2010 to Oct, 2014. 
 Erik Ullenhag holds the position of member of the Swedish Riksdag from Oct, 2014 to Aug, 2016. 
 Erik Ullenhag holds the position of Member of the Committee on the Labour Market from Oct, 2002 to Sep, 2004. 
 Erik Ullenhag holds the position of Member of the Committee on Health and Welfare from Sep, 2004 to Oct, 2006. 
 Erik Ullenhag holds the position of member of the Committee on Finance from Oct, 2014 to Jun, 2016.

Answer:
Member of the Committee on the Labour Market