Complex sentence: On 31 January 2012 STV reported via their website that Gibson had signed for Falkirk, this wasn't confirmed officially until 2 February 2012 when Falkirk confirmed on their website.
Split into simpler sentences: On 31 January 2012 STV reported via their website that Gibson had signed for Falkirk. This was not confirmed officially until 2 February 2012 when Falkirk confirmed the signing on their website.