This article originally appeared in the Winter 1980 issue of Gammon Magazine.
It later appeared in the January 2000 issue of GammOnLine.
Thank you to Bill Davis and Kit Woolsey for their permission to reproduce it here.

Solution to the Great Prime Problem

By Bill Davis

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A correct sequence of moves is: 6-6 (13 to 7 three times and 8 to 2), 4-4 (13 to 5, 8 to 4, and 6 to 2), and 3-3 (8 to 5, 7 to 4, and 6 to 3 twice). Other solutions are possible, but they all involve the plays of 6-6, 4-4 and 3-3.

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