Once the Citizen knew his opponent better, he might send in something more formidable.

He is a former basketball coach who lives by the edict of knowing your opponent.

Lendl, on the other hand, will have to wait until Sunday before knowing his first-round opponent.

And don't think he doesn't know his opponent.

He said a major lesson of Vietnam was "know your opponent."

But with a playoff seven-game series, you get the opportunity to know your opponent a little bit.

"When you know your opponent, players feel more comfortable playing them," Edwards said.

If you only know yourself, but not your opponent, you may win or may lose.

They will not know their first-round opponent before then.

It's more like knowing your opponent a little too well.