Asymmetry

In the initial position or during the solution, all pieces are located symmetrically about the vertical, horizontal or diagonal axis, and this symmetrical position have an asymmetrical solution, yet the play is asymmetric.

Leibovici, Paul

Revista Romana de Sah, 1948

1st Prize

Example: Asymmetry
h#4*  (8+2)

1...h4 2.Kf8 h5 3.Kg7 h6+ 4.Kh8 Sf7#

1.Kd8 c3 2.Kc7 Sfe8+ 3.Kb6 Sc7 4.Ka5 Sc4#

View in Helpmate Analyzer

FEN: 8/4k3/3N1N2/4p3/4P3/1P5P/2P3P1/4K3

External links:

Liskovets, Valery

SuperProblem TT-161, 2016

1st Prize

Example: Asymmetry
h#4  (7+4)

1.Ke2 Be8 2.Kf3 g5 3.Kg4 Ba4 4.Kh5 Bd1#

Symmetrical position after W1.

View in Helpmate Analyzer

FEN: 8/4K3/4N3/3PbP1B/1pP3Pp/8/8/3k4

External links:

Tar, Gábor

SuperProblem TT-161, 2016

2nd Prize

Example: Asymmetry
h#3 2.1... (4+11)

1.Rb5 Bxb5 2.Kd8 Sxc6+ 3.Kc8 Ba6#
1.0-0 Bh5 2.Kh8 Bxg6 3.Rg8 Sxf7#

View in Helpmate Analyzer

FEN: 1r2k2r/2pp1pp1/2p3p1/4N3/3nPn2/8/4B3/4K3

External links:

Holladay, Edgar D.

Ideal-Mate Review, 1995

Prize

Example: Asymmetry
h#5.5  (3+3)

1...Sc3 2.Qh6 Sa2 3.Ke3 Kc4 4.Ke4 Kc3 5.Kd5 Kd3 6.Qe6 Sb4#

View in Helpmate Analyzer

FEN: 8/8/3p4/3K4/3P4/3k4/3q4/3N4

External links: