Old foes in Serie A, Carlo Ancelotti and Roberto Mancini will gohead-to-head again in the Premier League when the transfer windowopens Friday as potentially the two biggest spenders in anunpredictable market. With Chelsea’s transfer ban temporarily lifted, Ancelotti canuse the spending power of Roman Abramovich. While Mancini will lookto billionaire Manchester City owner Sheik Mansour to top anythingthe Russian can do. Less than two months ago, Chelsea was banned from anytransfer activity in the January transfer window and beyond afterFIFA ruled that it induced French teenager Gael Kakuta to break hiscontract with Lens. Chelsea appealed and the club will be allowedto buy and sell players in January pending the hearing. That means Ancelotti, who took over before the start of thisseason, has the chance to make his own moves in the transfer marketto add to an already powerful and experienced squad. “It’s not true that the club said we don’t want to buy a newplayer,” the Chelsea manager said, but suggesting there would befew major changes to the squad. “Together, we took this decision to maintain this squadbecause we think this squad is a good squad, is able to play thegames we have in January, and we have a possibility…