The Bavarian club\'s chairman has admitted that his side face a tough task to qualify for the Champions League final as he believes the team must play well in defence and attack.Karl-Heinz Rummenigge feels that Bayern Munich have a \"small chance\" of reaching the Champions League final at the expense of Real Madrid, and the team must take advantage of their first-leg victory.The Bavarians defend a 2-1 lead in Wednesday\'s return clash in the Spanish capital, and the Bayern chairman is desperate to make it to the final of the competition at their own Allianz Arena.\"It\'s been a wonderful Champions League season for us so far. Reaching the semi-finals is already an achievement. Now we\'ll try and realise our fans’ greatest dream. It will take a night of Bavarian magic,\" Rummenigge said to reporters.\"A daunting task awaits us, but Mario Gomez’s last-minute goal has given us a small chance, which we\'ll try and take. We have some defending to do, but we want to get at them from time to time in attack, too. It\'s important we score.\"Reaching the final in our own stadium would be historic. No team has ever done it before, not even the greats like Barcelona and Real Madrid.Wednesday\'s game at the Santiago Bernabeu kicks off at 20.45CET.