Complex sentence: Mike's contract was not renewed by Wigan and it expired in 2005 this resulted in Mike taking Wigan and the club owner Dave Whelan to court claiming that Wigan should have done more to help him carry on.
Split into simpler sentences: Mike's contract was not renewed by Wigan and it expired in 2005. This resulted in Mike taking Wigan and the club's owner Dave Whelan to court claiming that Wigan should have done more to help him carry on.