article_snippet: The game threatened to boil over after a series of strong challenges saw the referee dish out yellow cards .
article_snippet: Werder Bremen were undone by three goals from counter-attacks and a David Alaba free-kick, but did enough to rile the visitors to the point that defender Jerome Boateng, one of six players booked, became involved in an argument with a ball boy.
article_snippet: Reina tries to calm down team-mate Mehdi Benatia as tempers flare during the match in Bremen, Germany .
article_snippet: Werder had a goal disallowed for handball by Sebastian Proedl in the second half, although the Austrian appeared to be pushed by Boateng, and the game turned ugly with several late tackles and heated exchanges between the players.
article_snippet: We tried everything and attacked with courage for part of the game,' said Werder coach Viktor Skrypnyk. '
article_snippet: Overall Werder coach Viktor Skrypnyk wasn't a bad performance, at least it was better than the 6-0 defeat.'