PID: 186682 (6R1/7p/qp6/5k2/2B2p2/p2K4/2Q1R3/Bn3b2 w - - 0 1)
Kendry, H
Chess, 1960
#2
6 + 8
SOLUTION
SOUND
Sets
1...Qxc4+
2.Kxc4#
1...Qb7
2.Be6#
1...Qa4
2.Be6#
1...Qa5
2.Be6#
1...Qa7
2.Be6#
1...Qa8
2.Be6#
1...Bxe2+
2.Kxe2#
1...Sd2
2.Kxd2#
1...f3
2.Ke3#
Keys
1.Bh8!
threat
2.Kd4#
1...Qxc4+
2.Kxc4#
1...Bxe2+
2.Kxe2#
1...f3
2.Ke3#
1...Qb7
2.Be6#
1...Qa4
2.Be6#
1...Qa8
2.Be6#
1...Bg2
2.Re5#
1...Sd2
2.Kxd2#
1...Sc3
2.Kxc3#
FEATURES
Static
TYPE = THREAT
CHANGED MATES = 0
ADDED MATES = 2
REMOVED MATES = 2
Sets
Q(f);CHECK,XB(E)::QAB(B)+K(D),XQ(f)
Q(f);N_PINB(E)::B(E)
B(b);CHECK,XR(C)::QAB(B)+K(D),XB(b)
S(a);::QAB(B)+K(D),XS(a)
P(d);::QAB(B)+K(D)
Actual
B(A);
Threat
QAB(B)+K(D)
Vars
Q(f);CHECK,XB(E)::QAB(B)+K(D),XQ(f)
B(b);CHECK,XR(C)::QAB(B)+K(D),XB(b)
P(d);::QAB(B)+K(D)
Q(f);N_PINB(E)::B(E)
B(b);N_PINR(C)::R1(C)
S(a);::QAB(B)+K(D),XS(a)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).