Complex sentence: These were Fabian Schär to 1899 Hoffenheim, Fabian Frei to Mainz 05, Giovanni Sio to Rennes and Arlind Ajeti.
Split into simpler sentences: These were Fabian Schär to 1899 Hoffenheim, Fabian Frei to 1. FSV Mainz 05, Giovanni Sio to Stade Rennais and Arlind Ajeti.