Complex sentence: In May 2010 it was confirmed that Kim would neither participate in the fourth album, "Bonamana" nor any further Super Junior activities until further notice, as he would be focusing on his acting career.
Split into simpler sentences: In May 2010 it was confirmed that Kim would not participate in the fourth album, "Bonamana". Nor any further Super Junior activities until further notice, as he would be focusing on his acting career.