Complex sentence: Two days prior to the relegation of FC Hansa Rostock, Kroos announced his departure from the club and signed a three-year contract for SV Werder Bremen on 15 June 2010.
Split into simpler sentences: Two days prior to the relegation of FC Hansa Rostock, Kroos announced his departure from the club. Kroos signed a three-year contract for SV Werder Bremen on 15 June 2010.