Complex sentence: During the 2009 winter transfer market, Potenza was seeking a transfer away from Liguria, and on 31 January 2009, it was confirmed that Potenza had joined Calcio Catania, in a co-ownership deal.
Split into simpler sentences: During the 2009 winter transfer market, Potenza was looking for a way out of the side from Liguria. On 31 January 2009, it was confirmed that Potenza had joined Calcio Catania, in a co-ownership deal.