Nº 21 Alberto Foguelman

Ganan

The Problemist1, 1998

1.Aa5+ Rxa5
1…Rb3 2.Rf5+ Rc2 (2…Rb2 3.Dg2 Rc2 4.Ac7 b4 5.Af4 b3 6.De4+ Rb2 7.Dd3 c4 8.Dd4 Rc2 9.Ae5; 2…c4 3.Dg1 Rc2 4.Df2 Rc1 5.Axc3 d1D 6.Db2#) 3.Da2+ Rd3 4.Db1+ Re2 5.De4+ Rf2 6.Dd3 c4 7.Ab6+ Re1 8.De3+ Rd1 9.Aa5+-

2.Rd6
2.Da8+? Rb4 3.Da1 Rc4 4.Db1 Rd4 5.Rf5 (5.Rd6 c4 6.Rc6 b4 7.Rb5 b3 8.Dd1 Rd3) 5…c4

2…d1D+
2…c2 3.Da2+
2…Rb4 3.Dg1 c2 4.Dxc5+ Rb3 5.De3+-

3.Rxc5 Ra4
3…Ra6 4.Da8#

4.Da2+-