The Retrograde Analysis Corner
by Philippe Schnoebelen
1 - W. F. von Holzhausen Akademische Schachblätter, 1901
5+2. Mate in 1
2 - T. R. Dawson The Chess Amateur, Feb. 1927
15+16. Black to play. Indicate a move Black must have played
3 - Bengt Giöbel Polis-Tidningen 1/1, 1946 (I saw this in Problem och profiler)
11+1. Add a White Queen and then mate in 1 (a) Diagram; (b) Mirror position
4 - Raymond Smullyan The Chess Mysteries of Sherlock Holmes, 1979 (After Mortensen)
3+1. What did Black just play?
5 - Eric Angelini Europe Echecs 433, Apr. 1995
1+5. Black to move. What did White just play?
6 - Ernest Clement Mortimer Shortest Proof Games, 1991 Version by A. Frolkin
15+13. Position after Black's 4th move. How did the game go?
7 - G. Husserl feenschach, 1986
4+0. Colour the pieces. (a) diagram; (b) Rg6 -> g7
8 - F. Amelung Düna Zeitung, 1897
5+3. Mate in 2
9 - Samuel Loyd Musical World, 1859
2+4. Mate in 2
10 - Hugo August, Otto Brennert, Thomas R. Dawson, Niels Høeg and Valerian Onitiu Skakbladet, 1924
4+3. Last move?
11 - Armand Lapierre Thèmes 64, Apr. 1959 4th Hon. Mention
7+7. Mate in 2
12 - Werner Keym Die Schwalbe, 1979
6+1. Last move?
13 - W. Langstaff The Chess Amateur, 1922
5+3. (RV) Mate in 2
14 - K. Fabel and W. Keym Basler Nachrichten, 1967
13+3. Problem without words
15 - Raymond Smullyan Manchester Guardian, 1957
1+3. The White King is invisible. Where is he?
16 - T. Orban Comm., Die Schwalbe 1976
15+15. Position after Black's 4th move. How did the game go?
17 - G. Husserl Prize, Isreal Ring Tourney, 1966/71
0+9. Colour the pieces. Last move?
18 - J.-L. Turco diagrammes 60, 01/1983
15+15. Mate in 1
19 - Dr. Julio Sunyer The Chess Amateur, 1923
1+1. Wh. and Bl. retract 1 move and helpmate in 1
20 - Leonid Borodatov Krimskaja Pravda, 1970
6+1. What did Black just play?
21 - A. Frolkin and A. Kornilov Rex Multiplex 6, Apr. 1983
17. Associate a different chess unit to each letter. (b) Ag1 -> b1
22 - Nenad Petrovic The Problemist, 1930
16+13. Who mates in 1?
23 - Luigi Ceriani 32 Personaggi e 1 Autore, 1955
12+12. Black to move. Ortho-Reconstruction (I.e. reach the same position with White to move in the shortest number of moves.)
24 - Michel Caillaud diagrammes, 1979 Ded. G. Yacoubian
5+10. shc#15 (Consequent Series-Helpmate in 15 moves)
25 - Werner Keym Die Schwalbe, 1979
2+11. Last move?
26 - N. Petrovic Problem, 1954 1st/2nd Prize 4th Thematic Tourney
6+1. Last 6 single moves?
27 - Jean Oudot "Supplément Problèmes", L'échiquier de France, 1957
14+7. Mate in 2
28 - T. Volet 1st Prize Die Schwalbe, 1980
8+16. On which squares did captures occur and in what order?
29 - Valerian Onitiu 1st Prize Die Schwalbe 1934
15+10. Wh. retracts one move and mates in 1
30 - N. Petrovic 4th Prize Europe Echecs 1966-68
13+14. (AP) Mate in 2
31 - T. R. Dawson The Problemist Fairy Suppl., 1933
1+2. Add 1 bl. Bishop and 1 bl. Rook to obtain an Illegal Cluster
32 - Peter Wong US Problem Bull., May 1988
5+9. Wh. retracts one move and mates in 2
33 - W. Dittmann feenschach, 1979
5+10. Proca-retractor. Wh. retracts 7 moves and mates in 1
34 - T. Volet Ded. M. Caillaud & N. Plaksin 1st Prize Rex Multiplex, 1983
14+12. Draw
35 - M. Caillaud Europe Echecs 316, 04/1985 2nd Prize Europe Echecs 85-86
14+11. Position after Wh. 27th move. Game score?
36 - Niels Høeg Tidskrift för Schack, 1924
5+1. Høeg-retractor. Wh. retracts 2 moves and mates in 1
37 - L. Ceriani Die Schwalbe, 1969
13+12. Release the position !
38 - Luigi Ceriani La Genesi delle Posizioni, 1961
11+13. Release the position
39 - Luigi Ceriani L'Italia Scacchistica, 1943 "La Donna è mobile? ... Eppur si muove!" 1st Prize Memorial V. de Barbieri
9+12. First move of the black Queen?
