Check prevention

A piece makes a move in order to prevent a possible check for its king or the opponent's king.

Alias: Check avoidance; Check protection.

Kricheli, Josif

Problem (corr.), 1968

2nd Prize

Example: Check prevention
h#3 b) bBe7→c3  (5+15)

a) 1.Sc2 Rf4 2.Kd6 Kc1 3.Qc5 Rd4#
b) 1.Sb5 Rg4 2.f2 Bf4 3.Kb4 Bd6#

View in Helpmate Analyzer

FEN: 8/4b3/2p1p1p1/q1k3Pb/1R1n4/pp3pBp/p6P/rn1K4

External links:

Gurov, Valery

Probleemblad, 2001

1st Prize

Example: Check prevention
h#2 3.1... (11+10)

1.Qxd2 b6 2.Sxa5 Sb5#
1.Qxd4 a7 2.Sxd2 Ra6#
1.Qxa5 f5 2.Sxd4 Bf4#

View in Helpmate Analyzer

FEN: 8/1R6/P2k1pp1/RPpP2P1/p2N1P2/Knq5/B1rB4/r1n5

External links:

Jones, Christopher James Austin

Springaren, 2012

1st Prize

Example: Check prevention
h#3 2.1... (5+7)

1.Kd5 f4 2.Rb6 Rc6 3.Bd4 Bxg2#
1.Kd6 d4 2.Bb7 Bc6 3.Rc7 Rxf6#

Black prevent check for White.

View in Helpmate Analyzer

FEN: 2r5/K3n3/2k2r1R/8/6p1/8/3P1Pb1/b6B

External links:

Feather, Christopher John

Moultings 7 , 1991

Example: Check prevention
h#2 2.1... (4+11)

1.Sfg5 Qxe4+ 2.R7d5 Qe8#
1.Seg5 Qxf3+ 2.Qd5 Qc3#

View in Helpmate Analyzer

FEN: 8/1pbr4/1pk5/1p3Q1K/1Bq1n3/5n2/8/1b1r3B

External links:

Garai, Toma

Probleemblad, 1993

Comm.

Example: Check prevention
h#3 b) wPa4→e5  (3+12)

a) 1.Sce4 Qxe2 2.Rd6 Qxf1 3.R1d4 Qb5#
b) 1.Sg4 Qxd2 2.Bb5 Qxd1 3.Qc4 Qd6#

View in Helpmate Analyzer

FEN: 8/8/5n1p/p1k5/P6K/1pnQ2p1/3rb3/3rbq2

External links:

Ravarini, Romolo

Sinfonie Scacchistiche, 1977

1st Prize

Example: Check prevention
h#2 2.1... (6+6)

1.Bb5 Qh5 2.Re7 Ra2#
1.Qb5 Rg5 2.Be7 Qa8#

View in Helpmate Analyzer

FEN: 4qbK1/5r2/1P6/k7/2b2p2/2P5/6R1/6BQ

External links: