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PG Sentinels
Michel CAILLAUDTT Nunspeet, 2013 - Prix
white Bc1f1 Ke1 Qd1 Ph2g2e2d2c2b2a2f2 Sb1g1 Ra1h1
black Bc8f8 Ke8 Qd8 Pa7b7c7d7e7g7h7f7 Sb8g8 Ra8h8
PG(16+16)a) PG 6,5 Sentinelsb) PG 7 Sentinels in opponent's pawn
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: Shortest Proof Game. There is only one way to get to the position in the number of moves.
: when a piece plays (not a pawn), it defecates a pawn of its colour on the starting square.
restriction: limit to 8 the number of pawns; no defecation on the 1st or 8th.
Sentinels in opponent's pawn: instead of defecating a pawn of its colour, it is an opponent's pawn that is deposited
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