Ambush

A piece plays to a square behind another unit so as to exploit the line-opening resulting from that unit’s move.

See also: Kluver 10 theme.

Feather, Christopher John

Schach-Aktiv, 1991

Example: Ambush
h#2 2.1... (5+8)

1.Kd4 Bb8 2.Rc2 Rxd3#
1.Kc4 Rb8 2.Bg1 Bxd3#

View in Helpmate Analyzer

FEN: 2R5/B1r5/1b6/2kn4/b3n3/1R1p4/8/3K1B1r

External links:

Paliulionis, Viktoras

Match Latvia-Lithuania-Leningrad, 1986

1-2 Place

Example: Ambush
h#2 b) -wSb4  (5+2)

a) 1.Qc5+ Sd5 2.Qa3 Sb6#
b) 1.Qe3+ Be4 2.Qa3 Bc6#

View in Helpmate Analyzer

FEN: 8/8/8/4K3/kN6/3B4/P7/2q1B3

External links:

Abdurahmanović, Fadil

The Problemist, 1990

1st Prize

Example: Ambush
h#2 2.1... (5+9)

1.Kf5 Qa5 2.Sg4 Bd3#
1.Kd6 Rd1 2.Bg2 Bb4#

View in Helpmate Analyzer

FEN: 8/2n5/p3kp2/1B1bn3/3b3r/8/Q1KB3r/4R3

External links:

Myllyniemi, Matti Arvo

Tidskrift för Schack, 1979

Example: Ambush
h#2  (7+13)
b) wRg3→d1 c) wSd6→b7

a) 1.Ke3 Qxe6 2.Bf4 Sxc4#
b) 1.Kxf3 Qc6 2.Rf4 Rxd3#
c) 1.Kf5 Qb5 2.Sf4 Sd6#

View in Helpmate Analyzer

FEN: 2b1Q3/5pq1/3Npn1p/3nb2p/2r1rk2/2Pp1PRP/8/5K2

External links:

Paliulionis, Viktoras

harmonie-aktiv, 2013

1st HM

Example: Ambush
h#10.5  (2+4)

1...Bc2 2.d5 Bg6 3.Re7 Be8 4.Re1 Kc7 5.Kf3 Kd6 6.Ke2 Ke5 7.Kd1+ Kd4 8.Qe2 Kc3 9.d4+ Kb3 10.d3 Ba4 11.d2 Kb2#

View in Helpmate Analyzer

FEN: 2K5/1r1p4/8/1q6/B5k1/8/8/8

External links:

Paros, György

Fleck, Ferenc

O. Bláthy MT, 1940

1st-3rd Prize

Example: Ambush
h#4  (4+16)

1.Rg5 Bh4 2.Qg4 Bxh3 3.Qg2 Bxd7 4.Rg3 Bd8#

View in Helpmate Analyzer

FEN: 8/nb1p4/rk4p1/3p3p/2pP4/3p1prp/3n1Bqb/4KB2

External links: