Complex sentence: From June 2011 to August 2012 Kseniya has been in relationship with now ex-member of "House 2" Mikhail Teryokhin, they were engaged just a month before their split.
Split into simpler sentences: From June 2011 to August 2012 Kseniya has been in relationship with now ex-member of "House 2" Mikhail Teryokhin. They were engaged just a month before their split.