by Philippe Schnoebelen
This collection of problems lists many of the coloring problems scattered here and then in the many pages of the WWW Retro Corner. I used approximate chronological order. For many problems a solution is included.
0+9. Colour the pieces. Last move?
4+0. Colour the pieces. (a) diagram; (b) Rg6 -> g7
27+0. Colour the pieces. (a) Mate in 1. (b) Last 6 single moves? (c) Sequence of captures?
30+0. Colour the pieces. Last 5 single moves? (Grasshopper h6)
27+0. Colour the pieces. Last 4 single moves?
26+0. Last 6 single moves? (Colour the pieces and orientate the board)
30+0. Colour the pieces ! Last 11 single moves?
9+14. Colour the pieces correctly ! Last 2 single moves?
28+0. Colour the pieces ! Last 5 single moves?
27+0. Colour the pieces ! Last 2 single moves?
12+12+4. Colour the bishops! (2 solutions)
30. Colour the pieces ! Last 12 single moves?
0+0+26. Colour the pieces ! Last 5 single moves?
26+0. Add a piece. Colour the pieces. Last 3 single moves?
0+0+20. Colour the pieces to obtain an Illegal Cluster
12+10+4. Mate in 1 (Who?) Colour the Bishops ! Zeroposition: (a) wPc5 -> c6; (b) bPd5 -> d4
27. Mate in 0 (Colour enough units to show who is mate)
0+0+28. Who is mate?