Although the crowd was primarily in search of arms, it found just seven prisoners to be freed.

这群乌合之众只是在四处寻找武器，只有七名囚犯被释放出来。

youdao

Mr Spratt said five members of the Maghaberry standby search team had received death threats from prisoners and said the ombudsman did not understand prison culture.

BBC: Prison assault claims criticised

The BBC's Sarah Grainger in Caracas says it appears that prisoners who had heard about the search in advance from news reports were waiting for the National Guard when they arrived.

BBC: Venezuela prison riot 'kills many'