Complex sentence: In August 2006 Koroman was re-signed on a season long loan deal to Portsmouth, however after falling out favour at Portsmouth and seeing little action, he signed for Red Star Belgrade on 6 February 2007, in a seven month loan deal.
Split into simpler sentences: In August 2006 Koroman was re-signed on a season long loan deal to Portsmouth. After seeing little action there, he signed for Red Star Belgrade on 6 February 2007 in a seven month loan deal.