The Final consists of a head-to-head contest between the two most successful performers.
The other half are elected in head-to-head contests in 225 local constituencies, as in American elections.
A head-to-head contest has been the final regularly scheduled game of the Princeton season every year since 1995.
Most are head-to-head contests, but one is a multi-player game in which players work in teams.
He has also been hurt by recent polls showing him running as much as 9 percentage points behind the President in a hypothetical head-to-head contest.
In the elimination round, each head-to-head contest consists of two runs.
Score Battle is a competitive head-to-head contest where each player starts with 16 points.
Such head-to-head contests between a retailer and his supplier-turned-retailer are common.
Two head-to-head contests take place between three of the four Darlington election candidates this week.
Nothing gets the old testosterone surging like a head-to-head contest.