So the four of you who chose numbers bigger than 67, whose names I'm not going to read out, maybe they were making a mistake.

所以那四位选择大于67的同学,我虽然不念出来你们的名字,但以后要注意啊

耶鲁公开课 - 博弈论课程节选

Healy pounced on a mistake and pushed the ball forward for Davis, whose perfect pass left Lafferty to provide the side-foot finish from 12 yards.

BBC: Northern Ireland 4-1 Georgia

Chelsea were struggling to cope with Everton's high-tempo game and another mistake from Terry created a shooting chance for Saha, whose shot appeared to be deflected wide even though referee Alan Wiley awarded a goal kick.

BBC: Sport - Football - Everton 2-1 Chelsea

Of course it would have been better if the mistake had never happened, but it has, and the BBC, whose journalism is regulated under both the BBC Trust and Ofcom, is doing the right things.

CNN: BBC in crisis: What have we learned?