Some sample questions from this category:
* Having previously been beaten by Benfica in the qualifying phase, Turkish side Trabzonspor were re-instated at the group stage following the dismissal of which side, accused of match-fixing?
* The Round of 16 (aka the knock-Out Round) second leg tie between Barcelona and Bayer Leverkusen saw Lionel Messi become the first player to do what in a Champions League game?
* One of the more interesting ties in the group stage saw Barcelona meet AC Milan. Barcelona dropped their only points in the group stage in the opening match at the Nou Camp, drawing 2-2. Which Milan player scored a 92nd minute equaliser?
* Having qualified for the Champions League for the first time in their history, Manchester City were drawn in the so called "group of death". Which team finished bottom of the group, having failed to pick up a single point?
* Of the four teams competing in the semi-finals of the 2011-12 Champions League, which was the only one never to have previously won the competition?