And again the “mirror” puzzle: blue is 3 up but now stands to lose

the chain. It's his move; how does he win the game?

6 + + +-+-+-+  |   |b|b|b|5 +-+-+-+-+-+  |r|r|b|b|b|4 +-+-+-+-+-+  |r|r|r|b|b|3 +-+-+-+-+-+             2 + + + + + +             1 + + + + + +  a b c d e f

wcc

MICHAEL! IT'S DOING THAT FUNNY INDENTATION THING AGAIN!

I'm sure people can guess what I meant. A 2x1 chain at the top and a completely blank 5x2 region at the bottom.