White – Pips 137 (-13)

Black – Pips 150 (+13)
Black to Play 4-1
Here’s a problem of a familiar sort. Black has been steadily building his front position, while White has tossed in a 5-3 and a 6-5. White’s last roll of 6-5 completes the escape of his back checkers, but leaves him with a huge stack on his midpoint. Now that White has escaped entirely, Black has to leave his front position alone and start mobilizing the back men. He has two choices: 24/20 11/10, or 24/23 13/9. (24/23 11/7 is all right as well, but 13/9 yields a slightly more active distribution.) Which is best?

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