The Retrograde Analysis Corner

diagrammes

No. 119 , Oct. 1996

3629 - Rodolphe Lebely
diagrammes 119, 10/1996

15+11. Mate in 2 (PRA)

[3nBn1b/Rp2k1Np/P3P3/p1PpKpP1/1BPr1rP1/3N1Q2/4P3/4R3]

Solution

3630 - Leonid Borodatov
diagrammes 119, 10/1996

13+10. Mate in 3

[8/R1p5/RQ6/b2PPP2/k1PpPp2/Pbrp1B2/pBpK3P/8]

Solution

3631 - Thierry Le Gleuher
diagrammes 119, 10/1996

10+15. Shortest proof game in 55 single moves

[rB3n2/p1p1p2p/5np1/r1q1bp1k/2b4n/8/1PPPPPP1/2BK1B2]

Solution

3632 - N. Plaksin and A. Zolotarev
diagrammes 119, 10/1996

10+14. Minimal number of Queen moves?

[8/3pp2p/1p1p2p1/BP6/RrP5/bkpPP3/rqR1K3/QbnB4]

Solution

3633 - Eric Angelini
diagrammes 119, 10/1996
(This problem was later found to be cooked)

14+4. Position after White 24th move. Where have the Pawns been captured?

[8/p1p1k2p/8/8/8/RNBQKBNR/P1PPPP1P/8]

Solution

3634 - Jean-Michel Trillon
diagrammes 119, 10/1996

3+4. (Circe) Wh. to move. Ortho-Reconstruction in 15 single moves.

[r7/8/4k3/8/P5P1/2p5/p7/K7]

Solution