[Fortunately she's a smart cookie, and can see those brooms at work.] And the sweeping is to increase friction to slow the stone down...Okay...

So I need to focus first on the throw, and then on two with the broom...

[The gears, they are turning.] Watching them now, they're not allowed to interfere directly with the other team, right?

[A rock hitting a rock, that's fair game, but best she can see there's no taking a broom over to slow someone else down.]