Complex sentence: Nikiforov's older brother, Oleksandr, also played professional football, also representing Chornomorets (four different spells) and coinciding with Yuri from 1989--90.
Split into simpler sentences: Nikiforov's older brother, Oleksandr, was also a footballer. He too represented Chornomorets (four different spells), and coincided with Yuri from 1989--90.