Venezuela's next government will face a series of complex challenges.
Work has now started on all five new stadiums, after a series of legal challenges and budget problems.
Two schools must nominate their teacher to complete a series of challenges to see how much they really know.
In his newspaper days, life had been one long series of challenges.
For Taylor it is another in a series of challenges.
But the Hurricanes will have to overcome a series of challenges both on and off the field.
However, they must first pass a series of challenges, while at the same time running from the gnolls.
The two marry with bright hopes for the future, but then begin to face a series of challenges as a married couple.
They then compete in a series of challenges, until the top 2 remain.
This suit is the latest in a series of legal challenges that could take years to sort out.