We reached this stage of the competition by beating CSKA Moscow 6-3 over two legs, while Atletico knocked out Sporting Lisbon in the quarter-finals.
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We sealed our place in the semi-finals of the Europa League on Thursday with a 2-2 draw against CSKA Moscow in Russia.
At one point trailing 2-0, we got back into the game when Danny Welbeck combined superbly with Mohamed Elnent to pull one goal back.