Complex sentence: As Oțelul Galați was relegated into the second division, Hamroun refused to extend his contract, and became a free agent, and on June 29,2015, he was officially announced as the player of Giresunspor, as they wrote on their official website.
Split into simpler sentences: As Oțelul Galați was relegated into the second division, Hamroun refused to extend his contract, therefore becoming free agent. On June 29,2015, he was officially announced as the player of Giresunspor on their official website.