two-horse race

This basically created a two-horse race for the title in the four remaining rounds.

"But this is a two-horse race and we have to compete."

But the contest has turned into a two-horse race.

It would appear to be a two-horse race going into the final day.

Certainly, the contest seems at present to be a two-horse race between the Milibandi.

It could be more than a two-horse race, though.

Although neither candidate has formally announced an intention to run for office, it is looking at the moment like a two-horse race.

From this point it was in essentially a two-horse race.

What was once a murky season has become a two-horse race to the wire.

They always calculated that the Republican primary contest would become a two-horse race.