The Retrograde Analysis Corner

The Problemist

September 2008

PS2104F - Zoltán Laborczi, Gábor Tar

The Problemist, September 2008

[8/1p2p3/B4b2/p7/kPpp4/p1p5/7r/R3K3]

4+10. h#2 2.1;1.1 (AP)

[8/1p2p3/B4b2/p7/kPpp4/p1p5/7r/R3K3]

Solution

R397v - Dragan Stojnic

The Problemist, September 2008

[4k2r/2p1ppnb/1p2p2Q/bP2N1N1/2P2pp1/2P2P2/2PR1PP1/R3K3]

13+12. #2

[4k2r/2p1ppnb/1p2p2Q/bP2N1N1/2P2pp1/2P2P2/2PR1PP1/R3K3]

Solution

R401 - Mark Thornton

The Problemist, September 2008

Dedicated to the memory of Tony Miles

[3qkbn1/1ppppp2/2n4p/1p5p/4P3/2P5/1P1P1PPP/2Q1K1NR]

11+13. PG in 11.0 moves

[3qkbn1/1ppppp2/2n4p/1p5p/4P3/2P5/1P1P1PPP/2Q1K1NR]

Solution

R402 - Nicolas Dupont

The Problemist, September 2008

Dedicated to Andrei Frolkin & Dmitri Pronkin

(This problem was later found to be cooked))

[1n2b2q/1p1n1p2/1prp1k1b/5pr1/8/3p1p2/1P1P1Pp1/RNBQKBNR]

11+16. PG in 27.5 moves

[1n2b2q/1p1n1p2/1prp1k1b/5pr1/8/3p1p2/1P1P1Pp1/RNBQKBNR]

Solution

F2667 - Charles Frankiss

The Problemist, September 2008

[r1b1qbn1/pp1npppR/2b4P/8/8/3p1N2/PPPPPPP1/RNBQKB1k]

16+14. PG in 10.0 moves (Annan chess)

[r1b1qbn1/pp1npppR/2b4P/8/8/3p1N2/PPPPPPP1/RNBQKB1k]

Solution

PS2108F - Guy Sobrecases

The Problemist, September 2008

[rnbqkb1r/pppppnpp/8/6B1/3P1P2/2NB1N2/PPP1P2P/2RQ2RK]

15+15. PG in 11.5 moves

[rnbqkb1r/pppppnpp/8/6B1/3P1P2/2NB1N2/PPP1P2P/2RQ2RK]

Solution

Annan chess: If a unit (including king) is directly in front of another unit of its own side (one rank higher for white, lower for black) it does not move with its usual power but instead of the (original!) power of the unit behind it.