Azemmour 12 theme

H#3: A single piece (White or Black) makes three moves, the last of which is a switchback.

See also: Switchback.

Onkoud, Abdelaziz

J. Kapros MT, 2025

3rd Prize

Example: Azemmour 12 theme
h#3 2.1... (8+15)

1.Qxe5+ Bxe5 2.Rc4 Bd6 3.Kxd4 Be5#
1.Rxe5+ Rxe5 2.Qf3 Rf5 3.Kxe4 Re5#

Azemmour 12 (white) × 2

View in Helpmate Analyzer

FEN: 4b3/3Rpp1p/1pp1p1B1/rRr1P2K/1p1PP1n1/3kn1q1/5b1B/8

External links:

Onkoud, Abdelaziz

Azerbaijan-Morocco, 2014

2nd Place

Example: Azemmour 12 theme
h#3 2.1... (10+6)

1.Qe6 Ra4 2.Qxc4 Ra5 3.Qe6 Bd3#
1.Sxe5 Ba4 2.Sxc4 Bb3 3.Se5 Rf4#

Azemmour 12 (black) × 2

View in Helpmate Analyzer

FEN: K7/2p2p2/PpP3q1/1B2Pk2/1RP3nP/4P3/2P5/8

External links:

Onkoud, Abdelaziz

The Problemist Supplement, 2026

Example: Azemmour 12 theme
h#3 2.1... (7+13)

1.Qf3 Sfxe3 2.Qxf6 Sxc4 3.Qf3 Sce3#
1.Rf3 Sgxe3 2.Rxf6 Sxc4 3.Rf3 Sce3#

Azemmour 12 (black & white) × 2

View in Helpmate Analyzer

FEN: 7B/5p2/5P2/1p2P1p1/1Rp1k1p1/2ppn1r1/2b3Np/3q1N1K

Meinking, Dan

U.S. Problem Bulletin, 1993 (v)

Example: Azemmour 12 theme
h#3 4.1... (6+5)

1.Rg3 Rf3 2.Qf5 Rxf5 3.Rg2 Rf3#
1.Rf3 Re3 2.Rg3 Rxe6 3.Rg2 Re3#
1.Qg4 Bf5 2.Rd3 Bxd3 3.Qg2 Bf5#
1.Qf5 Be6 2.Qg4 Bxb3 3.Qg2 Be6#

Azemmour 12 (white) × 4

View in Helpmate Analyzer

FEN: 8/3B4/2P1q3/8/P6p/Rr5k/4P2n/K7