Complex sentence: In his first year at the club, Bochum were relegated to the second level, and Christiansen experienced a déjà vu, as his old club Herfølge were also relegated that season.
Split into simpler sentences: In his first year at the club, Bochum were relegated to the 2. Bundesliga, and Christiansen experienced a déjà vu as his old club Herfølge were also relegated that season.