Abu Dhabi: possible scenarios

Fernando Alonso will be champion if:
He wins in Abu Dhabi or if he finishes second
He finishes third/fourth and Mark Webber does not win
He finished fifth, Webber did not win and Hag don't win
He finishes sixth, Webber does not do better than third and Vettel does not win
He finishes seventh/eighth, Webber does not do better than fourth and Vettel does not win
He finished ninth, Webber did no better than fifth and Vettel no better than third
He finishes tenth or out of the points, Webber does not do better than sixth and Vettel no better than third

Mark Webber will be champion if:
He wins in Abu Dhabi and Alonso does not do better than third
He finishes second, Vettel does not win and Alonso no better than sixth
He finishes third, Vettel does not win and Alonso no better than eighth
He finishes fourth, Vettel does not win and Alonso no better than ninth
He finished fifth, Vettel no better than third and Alonso no better than tenth.

Sebastian Vettel will be champion if:
He wins in Abu Dhabi and Alonso does not do better than fifth
He finishes second, Webber does not do better than fifth, Alonso no better than ninth

Lewis Hamilton will be champion if:
He wins in Abu Dhabi, Alonso scores no points, Webber no better than sixth, Vettel no better than third