Complex sentence: Lokomotiv's shirts had been made by manufacturer Adidas until 2013 but in February 2013 it was announced the club had signed a contract with Joma as the club's new kit manufacturer.
Split into simpler sentences: Lokomotiv's shirts had been made by manufacturer Adidas until 2013. In February 2013 it was announced the club had signed a contract with Joma as the club's new kit manufacturer.