# Die Schwalbe

No. 185, October 2000

10914 - Andrei Frolkin & Andrei Kornilov
Die Schwalbe Heft 185, Oct. 2000

9+12. Release the position

10915 - Alexander Zolotarev
Dedicated to Nikita Plaksin
Die Schwalbe Heft 185, Oct. 2000

10916 - Alexander Yarosh
Die Schwalbe Heft 185, Oct. 2000

0+0+13. Colour the pieces so a #6 is possible for one of the sides.

10917 - Roberto Osorio
Die Schwalbe Heft 185, Oct. 2000

11+15. Proof game in 10.5 moves

10918 - Andrei Frolkin & Mikhail Kozulya
Die Schwalbe Heft 185, Oct. 2000

16+12. Proof game in 17.5 moves

10919 - Unto Heinonen
Die Schwalbe Heft 185, Oct. 2000

16+13. Proof game in 21.5 moves

10920 - Gerald Irsigler
Die Schwalbe Heft 185, Oct. 2000

13+14. Find a move order with 31 directly consecutive checks.

10921 - Werner Keym
Die Schwalbe Heft 185, Oct. 2000

6+1. Add as economically as possible pieces, so a #1 is possible. (Monochromatic chess)

10922 - Arnold Beine
Die Schwalbe Heft 185, Oct. 2000

In a legal position, a black piece Y, which isn't attacked, and which doesn't attack any white piece, makes a move. After that, it can be captured by X white pieces.
What is the maximal value of X, when promoted pieces are
a: allowed
b: disallowed?
With which pieces Y is this possible?

10732c - Thierry le Gleuher
Die Schwalbe Heft 185, Oct. 2000

8+10. Proof game in 15.5 moves

10733c - Peter Wong
Die Schwalbe Heft 185, Oct. 2000

12+15. Proof game in 18.0 moves