From Chessprogramming wiki
Positions by Leonid Liberman
- Mate in ...? by Leonid, CCC, February 12, 2000
- Two mate positions to solve by Leonid, CCC, September 02, 2000
- Two mate position to solve by Leonid, CCC, September 06, 2000
- What shortest mate that you can find for this position? by Leonid, CCC, January 17, 2001
- If you like to find a mate... by Leonid, CCC, January 18, 2001
- If you want solve one mate... by Leonid, CCC, January 21, 2001
- One easy mate to solve... by Leonid, CCC, January 22, 2001
- One average mate position... by Leonid, CCC, January 23, 2001
- If you like to solve easy forced mate... by Leonid, CCC, January 24, 2001
- If you like to solve average mate position... by Leonid, CCC, January 25, 2001
- If you like to solve real mate... by Leonid, CCC, January 27, 2001
- If you like to solve mate from real game... by Leonid, CCC, January 28, 2001
- If you like forced mate... by Leonid, CCC, January 30, 2001
- Forced mate position to solve... by Leonid, CCC, January 31, 2001
- If you like to solve a mate... by Leonid, CCC, February 01, 2001
- Forced mate so solve... by Leonid, CCC, February 05, 2001
- If you like to solve easy mate... by Leonid, CCC, February 08, 2001
- If you like to solve a mate... by Leonid, CCC, February 09, 2001
- If you like to crush easy mate... by Leonid, CCC, February 10, 2001
- If you like to solve mate for light position... by Leonid, CCC, February 11, 2001
- If you like to solve mate... by Leonid, CCC, February 14, 2001
- If you like solving forced mate... by Leonid, CCC, February 15, 2001
- If you like to solve one easy mate... by Leonid, CCC, February 16, 2001
- Easy mate to solve... by Leonid, CCC, March 04, 2001
- If you like to sove a mate... by Leonid, CCC, March 10, 2001
- If you are ready to solve one mate... by Leonid, CCC, April 11, 2001
- If you like easy mate... by Leonid, CCC, April 12, 2001
- If you want to solve one mate... by Leonid, CCC, April 14, 2001
- If you enjoy like me solving mates... by Leonid, CCC, April 16, 2001
- Mate that every program will solve... by Leonid, CCC, April 17, 2001
- One mate to solve... by Leonid, CCC, April 22, 2001
- Mate to solve... by Leonid, CCC, April 23, 2001
- Mate that every program will find by Leonid, CCC, April 26, 2001
- Mate to solve for champions... by Leonid, CCC, April 29, 2001
- One mate to solve for fittest programs by Leonid, CCC, May 04, 2001
- Very easy mate to solve by Leonid, CCC, May 05, 2001
- One mate to solve... by Leonid, CCC, May 06, 2001
- Mate to solve in two flavous by Leonid, CCC, May 07, 2001
- One mate to solve... by Leonid, CCC, May 08, 2001
- One mate to solve... by Leonid, CCC, May 15, 2001
- One very easy mate to solve by Leonid, CCC, May 21, 2001
- One mate to solve... by Leonid, CCC, May 30, 2001
- One mate to solve... by Leonid, CCC, June 02, 2001
- Mate to solve for good program by Leonid, CCC, June 07, 2001
- One mate to solve for Champion! by Leonid, CCC, June 16, 2001
- One mate to solve by Leonid, CCC, July 17, 2001
- One mate to sove for Champions! by Leonid, CCC, September 02, 2001
- One mate to solve for Champions! by Leonid, CCC, October 02, 2001
- A mate for Leonid by Sven Reichard, CCC, October 10, 2001
- Try this mate by Leonid, CCC, October 16, 2001
- Try solve this mate by Leonid, CCC, October 21, 2001
- Try this moderate mate by Leonid, CCC, October 27, 2001
- One easy mate by Leonid, CCC, November 04, 2001
- Very easy mate to solve by Leonid, CCC, December 22, 2001
- Find a mate by Leonid, CCC, August 03, 2002
- One mate in 10 to solve by Leonid, CCC, August 10, 2002
- One mate in 11 by Leonid, CCC, September 07, 2002
- Try to solve mate by Leonid, CCC, September 14, 2002
- Mate slightly harder by Leonid, CCC, August 25, 2003
- Mate that should be easy by Leonid, CCC, October 19, 2003
- Heavy mate position but easy to solve by Leonid, CCC, October 20, 2003
- Mate to torture by Leonid, CCC, November 02, 2003
- Try very easy mate by Leonid, CCC, November 04, 2003
- Try to solve very populated mate by Leonid, CCC, November 05, 2003
- Very easy mate by Leonid, CCC, November 06, 2003