Christmas Contest, 2007-SOLUTIONS
A - Werner Keym
Stuttgarter Zeitung, 12/2007 (Original)
B - Günther Weeth
C - Bernd Schwarzkopf
Find a position with two white and two black chessmen where white can achieve a stalemate in one move. Thereby the squares of the chessmen (calculated from its midpoint) shall build a quadrangle of maximum size.
D - Harald Keilhack, borrowed from a game
E - Günther Weeth/Werner Keym