In the hands of the canniest opponents, a strength can become a weakness. Only Barcelona in Europe’s top five leagues have better possession and pass completion rates than Bayern Munich this season and so the dynamic of the game was always likely to be similar to Chelsea’s semi-final against Barcelona: Bayern had the bulk of possession; Chelsea, through weight of numbers in deep positions, tried to frustrate them. Yet Bayern pose a very different sort of threat to Barcelona. Barça tend to build through the middle, all short sharp passes and little darts of acceleration; Bayern are more traditional, playing with wingers who start wide and drift infield, with overlapping full-backs looking to get in positions to cross for Mario Gomez, a centre-forward who, with his bulk and questionable touch, is almost a typical English No9. In Bayern’s 5-2 defeat to Borussia Dortmund in last week’s German Cup final, it was notable how Dortmund targeted the way Bayern’s full-backs, Philipp Lahm and David Alaba, push high up the pitch. The plan was clear: get the ball to Shinji Kagawa and have the two wingers Kevin Grosskreutz and Jakub Blaszczykowski sprinting beyond the full-backs. The ploy, performed successfully, can be doubly…