::I sincerely do not know the answer.  Please link to a diff if the answer is somewhere at the article talk page.  You're right that there has been much discussion at tge article talk page about whether consensus exists for various changes.  But I see no discussion at the article talk page about whether you even care about consensus.  Do you?  Do you seriously believe there was consensus at the article talk page regarding how to edit the 2006-2011 lead sentence. 
 ::I'm asking you nicely to please explain what policy is motivating your edits.  If you cannot or will not do that, then I may have to think about starting an RFCU.  I don't want to do that.  But there's got to be some way to get you to explain your rationale.