No. 37, Jan-Mar 2007
R0131 - Klaus Wenda
StrateGems 37, Jan-Mar 2007
9+7. Retract 2 moves, then mate in 1 move (Proca retractor, Anticirce)
[R2rN3/3p4/8/8/1Pp5/kPP1p3/R3KP2/q2N1n2]
Solution
P0200 - Andrew Buchanan
Dedicated to Alexis Henry
14+13. Proof game in 0.0 moves (C+)
[rnbqkbnr/ppp2p1p/5K2/4P3/2P5/8/PP2PPPP/R1B2BNR]
P0201 - Roberto Osorio
Dedicated to Hirokaz Onoda
12+12. Proof game in 13.5 moves (C+)
[rnb1qbnN/pppppk1R/7R/8/8/6P1/1PPP1PB1/2B2K1N]
P0202 - Roberto Osorio
Dedicated to Kostas Prentos
[rnb2Qnr/ppppk2R/B3pq1B/8/5P2/3P4/1PPK2P1/4N2R]
P0203 - Roberto Osorio
Dedicated to Andrei Frolkin
13+12. Proof game in 15.0 moves (C+)
[6nr/pp1qp3/1pk5/5p2/8/4P2b/PPPPK2r/RNBNQBnR]
P0204 - Pascal Wassong
14+13. Proof game in 21.5 moves (C+)
[8/p1p1p2p/np3pN1/3pp2k/2brn3/P1P3P1/P2PPPP1/RN1QKB2]