“I didn't even know who any of the candidates were in most of the races.”

You voted in a political election today. You didn't who know many of the people on the ballot were. Now you're talking with a friend about the situation.

I didn't even know who any of the candidates were in most of the races.

(someone) didn't even know (something)

Use this when a person doesn't know something, but you feel like they should:

She didn't even know my name.

I don't even know how to drive at all, much less drive a stick shift!

candidates

"Candidates" are the people who you are able to choose from in an election. Here are some common phrases that people use with the word "candidate":

A presidential candidate is someone who's competing to become the president.

A Republican candidate for senator is someone who wants to become a senator, and who is a member of the Republican party.

races

In an election, each competition for a different position is called a "race". In elections in the U.S., there's not only one race. You choose people for lots of different small positions.