MESON Chess Problem Database
Problem Display
PID: 276329 (R1K3kB/pppppp1p/3r4/6N1/8/1rq1p3/7b/Q5R1 w - - 0 1)
Gorislavski, Mikhail
Mat, 1981
#2
6 + 13
SOLUTION
- SOUND
- Sets
- 1...Kxh8
- 2.Sxf7#
- 1...Qxa1
- 2.Kxc7#
- 1...Qe1
- 2.Kxc7#
- 2.Qg7#
- 1...Qb2
- 2.Kxc7#
- 1...Qd2
- 2.Kxc7#
- 2.Qg7#
- 1...Qb4
- 2.Kxc7#
- 2.Qg7#
- 1...Qd4
- 2.Kxc7#
- 1...Qa5
- 2.Qg7#
- 1...Qe5
- 2.Kxc7#
- 1...Qf6
- 2.Kxc7#
- 1...Qg7
- 2.Qxg7#
- 1...Qxh8
- 2.Kxc7#
- 1...Qc1
- 2.Qg7#
- 1...Qc2
- 2.Qg7#
- 1...Qd3
- 2.Kxc7#
- 2.Qg7#
- 1...Qc4
- 2.Qg7#
- 1...Qc5
- 2.Qg7#
- 1...Qc6
- 2.Qg7#
- 1...Ra3
- 2.Kxb7#
- 1...Ra6
- 2.Kxd7#
- 1...Rb6
- 2.Kxd7#
- 1...Rc6
- 2.Kxd7#
- 1...Re6
- 2.Kxd7#
- 1...Rf6
- 2.Kxd7#
- 1...Rg6
- 2.Kxd7#
- 1...Rh6
- 2.Kxd7#
- 1...b5
- 2.Kb7#
- 1...b6
- 2.Kb7#
- 1...c5
- 2.Kc7#
- 1...c6
- 2.Kc7#
- 1...Kxh8
- Tries
- 1.Kb8?
- threat
- 2.Kxa7#
- 1...Kf8
- 2.Kxa7#
- 1...Kxh8
- 2.Sxf7#
- 1...Qxa1
- 2.Kxc7#
- 1...Qd4
- 2.Kxc7#
- 1...Qa5
- 2.Qg7#
- 1...Qg7
- 2.Qxg7#
- 1...Qc5
- 2.Qg7#
- 1...Ra3
- 2.Kxb7#
- 1...a5
- 2.Ka7#
- 1...a6
- 2.Ka7#
- 1...Ra6!
- threat
- 1.Qxc3?
- threat
- 2.Kxc7#
- 2.Qg7#
- 1...Kf8
- 2.Kxc7#
- 1...Rxc3
- 2.Kxb7#
- 1...Rf6
- 2.Kxd7#
- 1...Be5
- 2.Kxc7#
- 1...e5
- 2.Kxc7#
- 1...f6
- 2.Kxc7#
- 1...Rd1
- 2.Qg7#
- 1...Rd2
- 2.Qg7#
- 1...Rd3
- 2.Qg7#
- 1...Rd5
- 2.Qg7#
- 1...Ra6
- 2.Kxd7#
- 2.Qg7#
- 1...Rdb6
- 2.Kxd7#
- 2.Qg7#
- 1...Rc6
- 2.Kxd7#
- 2.Qg7#
- 1...Re6
- 2.Kxd7#
- 2.Qg7#
- 1...Rg6
- 2.Kxd7#
- 1...Rh6
- 2.Kxd7#
- 2.Qg7#
- 1...c5
- 2.Kc7#
- 2.Qg7#
- 1...c6
- 2.Kc7#
- 2.Qg7#
- 1...Rd4!
- threat
- 1.Kb8?
- Keys
- 1.Kd8!
- threat
- 2.Kxe7#
- 1...Kf8
- 2.Sxh7#
- 1...Kxh8
- 2.Sxf7#
- 1...Qe5
- 2.Kxc7#
- 1...Qf6
- 2.Kxc7#
- 1...Qg7
- 2.Qxg7#
- 1...Re6
- 2.Kxd7#
- 1...e5
- 2.Ke7#
- 1...e6
- 2.Ke7#
- threat
- 1.Kd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 21
- Sets
- K(m);N_GUARD,P-FLIGHT,P_SPINQ(c),S_CUTB(a),S_CUTB(a),S_CUTR(e),XB(F)::S(C),XP(k)
- Q(c);XQ(A)::R(D)+K(E),XP(h)
- Q(c);::R(D)+K(E),XP(h)
- Q(c);OGATE::QAR1(A)
- Q(c);OGATE::QAR1(A),XQ(c)
- Q(c);XB(F)::R(D)+K(E),XP(h)
- R(b);::R(D)+K(E),XP(g)
- R(e);::R(D)+K(E),XP(i)
- P(g);::R(D)+K(E)
- P(h);::R(D)+K(E)
- Tries
- Try
- K(E);P-FLIGHT
- Threat
- R(D)+K(E),XP(f)
- Vars
- K(m);P-FLIGHT::R(D)+K(E),XP(f)
- K(m);N_GUARD,P-FLIGHT,P_SPINQ(c),S_CUTB(a),S_CUTB(a),S_CUTR(e),XB(F)::S(C),XP(k)
- Q(c);XQ(A)::R(D)+K(E),XP(h)
- Q(c);::R(D)+K(E),XP(h)
- Q(c);OGATE::QAR1(A)
- Q(c);OGATE::QAR1(A),XQ(c)
- R(b);::R(D)+K(E),XP(g)
- P(f);::R(D)+K(E)
- Refutation
- R(e);
- Try
- Q(A);XQ(c)
- Threat
- DUALS(2)
- Vars
- K(m);P-FLIGHT::R(D)+K(E),XP(h)
- R(b);XQ(A)::R(D)+K(E),XP(g)
- R(e);::R(D)+K(E),XP(i)
- B(a);::R(D)+K(E),XP(h)
- P(j);::R(D)+K(E),XP(h)
- P(k);::R(D)+K(E),XP(h)
- R(e);::QAR1(A)
- Refutation
- R(e);
- Try
- Actual
- K(E);P-FLIGHT
- Threat
- R(D)+K(E),XP(j)
- Vars
- K(m);N_GUARD,P-FLIGHT,S_CUTB(a),S_CUTB(a),S_CUTQ(c),S_CUTR(e)::S(C),XP(l)
- K(m);N_GUARD,P-FLIGHT,P_SPINQ(c),S_CUTB(a),S_CUTB(a),S_CUTR(e),XB(F)::S(C),XP(k)
- Q(c);::R(D)+K(E),XP(h)
- Q(c);OGATE::QAR1(A),XQ(c)
- R(e);::R(D)+K(E),XP(i)
- P(j);::R(D)+K(E)
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).