The Retrograde Analysis Corner

diagrammes

No. 109, Apr. 1994

3098 - V. Sokolow
diagrammes 109, 04/1994

11+5. Add a White Queen and mate in 3. a) Diagram b) Pf6 -> c4 c) Pe6 -> d5

[k6n/8/3Npp2/1N6/1p6/8/PPPPPPPP/3K4]

Solution

3099 - Thomas Volet
diagrammes 109, 04/1994

13+11. Mate in 2

[rRKBqb2/kp2pPp1/1Rp5/1p5P/8/pP4P1/b1PPPP2/1B6]

Solution

3100 - N. Plaksin and A. Zolotarev
diagrammes 109, 04/1994
1st Prize, diagrammes 1993-94

14+11. Promotions took place after White's e2-e3. Release the position

[QN2b3/rrpnPp2/1RK1pb2/1B6/P1k5/1nP1P1P1/2PP1P1b/3N4]

Solution