But how precisely these inputs are converted into a test score is a mystery, and without knowing which lever to pull, it is difficult to design an effective incentive scheme.

但是这些投入究竟是如何精确地转化为测试成绩却是一个谜。如果不知道需要去撬起哪个杠杆，那么是很难设计出一个有效的激励计划的。

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In-form Alessandro Del Piero doubled the score from the spot five minutes into the second half, as the captain converted the first penalty of season awarded to the Bianconeri.

此后，队长德尔·皮耶罗五分钟后点球破门，让球队带着两球的领先优势进入了下半场， 而这个进球也是斑马队长本赛季为球队打入的第一粒点球。

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Edinburgh inside centre John Houston was left grasping at air as Bowe sprinted home for a converted score.

BBC: Ospreys 31-10 Edinburgh

But returning All Blacks captain Richie McCaw dived over for a converted score to make the half-time score 10-13.

BBC: New Zealand 22-16 Australia

Butch James's try saw Bath lead 5-3 but Saracens hit back when Russell sliced through for a converted score.

BBC: Saracens 26-20 Bath