Complex sentence: Mrowiec joined Hearts on loan from FBK Kaunas in 2008 as a holding midfielder, he made his debut against Falkirk in a 2--1 away defeat.
Split into simpler sentences: Mrowiec joined Hearts on loan from FBK Kaunas in 2008 as a holding midfielder. He made his debut against Falkirk in a 2--1 away defeat.