Complex sentence: On April 10,2013 it was announced that Okazaki had signed with ONE Fighting Championship and would be fighting Bibiano Fernandes for the interim bantamweight world title at ONE FC:'Rise to Power' at the SM Mall of Asia Arena in Manila on May 31st.
Split into simpler sentences: On April 10,2013 it was announced that Okazaki had signed with ONE Fighting Championship. He faced Bibiano Fernandes for the interim bantamweight world title at ONE FC:'Rise to Power' at the SM Mall of Asia Arena in Manila on May 31st.