MESON Chess Problem Database
Problem Display
PID: 57755 (2n5/1n2pp2/2R1R3/pP1k3r/1PNB2Qp/K1p1p1P1/N3p1b1/2r3q1 w - - 0 1)
Pankratiev, Aleksandr Nikolaevich
5th Prize, Scacco!, 1995-1996
#2
10 + 14
SOLUTION
- SOUND
- Sets
- 1...Qh2
- 2.Sxe3#
- 1...Qd1
- 2.Sxe3#
- 1...Qe1
- 2.Sxe3#
- 1...Qf1
- 2.Sxe3#
- 1...Qh1
- 2.Sxe3#
- 1...Rb1
- 2.Sxc3#
- 1...Rd1
- 2.Sxc3#
- 1...Re1
- 2.Sxc3#
- 1...Rf1
- 2.Sxc3#
- 1...Re5
- 2.Rxe5#
- 1...Rh6
- 2.Re5#
- 1...Rh7
- 2.Re5#
- 1...Rh8
- 2.Re5#
- 1...Bf1
- 2.Qe4#
- 1...Bh3
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Sc5
- 2.Rxc5#
- 1...Sbd6
- 2.Rc5#
- 1...Sd8
- 2.Rc5#
- 1...Sb6
- 2.Sxb6#
- 1...Scd6
- 2.Sb6#
- 1...Sa7
- 2.Sb6#
- 1...c2
- 2.Sc3#
- 1...axb4+
- 2.Sxb4#
- 1...f5
- 2.Re5#
- 1...Qh2
- Tries
- 1.Bxc3?
- threat
- 2.Qd4#
- 1...Rxc3+
- 2.Sxc3#
- 1...axb4+
- 2.Sxb4#
- 1...Qd1
- 2.Sxe3#
- 1...Be4
- 2.Qxe4#
- 1...Sbd6
- 2.Rc5#
- 1...Scd6
- 2.Sb6#
- 1...Rd1!
- threat
- 1.Bxe3?
- threat
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...Qxe3
- 2.Sxe3#
- 1...Rd1
- 2.Sxc3#
- 1...Be4
- 2.Qxe4#
- 1...Sbd6
- 2.Rc5#
- 1...Scd6
- 2.Sb6#
- 1...Qd1!
- threat
- 1.Bc5?
- threat
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...Sxc5
- 2.Rxc5#
- 1...Be4
- 2.Qxe4#
- 1...Qd1
- 2.Sxe3#
- 1...Rd1
- 2.Sxc3#
- 1...Scd6
- 2.Sb6#
- 1...Sbd6!
- threat
- 1.Be5?
- threat
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...Rxe5
- 2.Rxe5#
- 1...Qd1
- 2.Sxe3#
- 1...Rd1
- 2.Sxc3#
- 1...Sbd6
- 2.Rc5#
- 1...Scd6
- 2.Sb6#
- 1...Be4!
- threat
- 1.Bb6?
- threat
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...Sxb6
- 2.Sxb6#
- 1...Qd1
- 2.Sxe3#
- 1...Rd1
- 2.Sxc3#
- 1...Be4
- 2.Qxe4#
- 1...Sc5
- 2.Rxc5#
- 1...Sbd6
- 2.Rc5#
- 1...Scd6!
- threat
- 1.Bf6?
- threat
- 2.Qxh5#
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...fxe6
- 2.Qxe6#
- 2.Qd4#
- 1...Qf2
- 2.Qd4#
- 1...Qd1
- 2.Sxe3#
- 2.Qxh5#
- 1...Qf1
- 2.Sxe3#
- 2.Qd4#
- 1...Rd1
- 2.Sxc3#
- 2.Qxh5#
- 1...Rf1
- 2.Sxc3#
- 2.Qd4#
- 1...Re5
- 2.Rxe5#
- 1...Rf5
- 2.Qxf5#
- 2.Qd4#
- 1...Rg5
- 2.Qd4#
- 2.Qxg5#
- 1...Rh6
- 2.Re5#
- 2.Qf5#
- 2.Qd4#
- 2.Qg5#
- 1...Rh7
- 2.Re5#
- 2.Qf5#
- 2.Qd4#
- 2.Qg5#
- 1...Rh8
- 2.Re5#
- 2.Qf5#
- 2.Qd4#
- 2.Qg5#
- 1...Bf3
- 2.Qxf3#
- 2.Qd4#
- 1...Bh3
- 2.Qf3#
- 2.Qd4#
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Sc5
- 2.Rxc5#
- 2.Qd4#
- 1...Sbd6
- 2.Rc5#
- 1...Scd6
- 2.Sb6#
- 1...exf6!
- threat
- 1.Bg7?
- threat
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...Qd1
- 2.Sxe3#
- 1...Rd1
- 2.Sxc3#
- 1...Re5
- 2.Rxe5#
- 1...Be4
- 2.Qxe4#
- 1...Sbd6
- 2.Rc5#
- 1...Scd6
- 2.Sb6#
- 1...f6!
- threat
- 1.Bh8?
- threat
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...Rxh8
- 2.Re5#
- 1...Qd1
- 2.Sxe3#
- 1...Rd1
- 2.Sxc3#
- 1...Re5
- 2.Rxe5#
- 1...Be4
- 2.Qxe4#
- 1...Sbd6
- 2.Rc5#
- 1...Scd6
- 2.Sb6#
- 1...f6!
- threat
- 1.Red6+?
- 1...Sbxd6
- 2.Rc5#
- 1...Scxd6
- 2.Sb6#
- 1...exd6!
- 1...Sbxd6
- 1.bxa5?
- threat
- 2.Sb4#
- 1...Be4
- 2.Qxe4#
- 1...Sc5
- 2.Rxc5#
- 1...Rb1
- 2.Sxc3#
- 1...Ra1!
- threat
- 1.Bxc3?
- Keys
- 1.Ba7!
- threat
- 2.Qd4#
- 1...axb4+
- 2.Sxb4#
- 1...Sxa7
- 2.Sb6#
- 1...Qd1
- 2.Sxe3#
- 1...Rd1
- 2.Sxc3#
- 1...Be4
- 2.Qxe4#
- 1...Sc5
- 2.Rxc5#
- 1...Sbd6
- 2.Rc5#
- 1...Sb6
- 2.Sxb6#
- 1...Scd6
- 2.Sb6#
- threat
- 1.Ba7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 16
- Sets
- Q(b);N_GUARD::S(E),XP(f)
- R(a);N_GUARD::S(A),XP(e)
- R(j);N_GUARD::R1(J),XR(j)
- R(j);N_GUARD::R1(J)
- B(d);N_GUARD::QAB1(G)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I),XS(k)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E),XS(n)
- S(n);N_GUARD::S(E)
- P(e);S_CUTR(a)::S(A)
- P(h);CHECK,XP(D)::S(A),XP(h)
- P(m);S_CUTR(j)::R1(J)
- Tries
- Try
- B(F);XP(e)
- Threat
- QAR1(G)
- Vars
- R(a);CHECK,XB(F)::S(A),XR(a)
- P(h);CHECK,XP(D)::S(A),XP(h)
- Q(b);N_GUARD::S(E),XP(f)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E)
- Refutation
- R(a);
- Try
- B(F);XP(f)
- Threat
- QAR1(G)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- Q(b);XB(F)::S(E),XQ(b)
- R(a);N_GUARD::S(A),XP(e)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E)
- Refutation
- Q(b);
- Try
- B(F);
- Threat
- QAR1(G)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- S(k);OGATE,XB(F)::R1(I),XS(k)
- B(d);N_GUARD::QAB1(G),XB(d)
- Q(b);N_GUARD::S(E),XP(f)
- R(a);N_GUARD::S(A),XP(e)
- S(n);N_GUARD::S(E)
- Refutation
- S(k);
- Try
- B(F);
- Threat
- QAR1(G)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- R(j);OGATE,XB(F)::R1(J),XR(j)
- Q(b);N_GUARD::S(E),XP(f)
- R(a);N_GUARD::S(A),XP(e)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E)
- Refutation
- B(d);
- Try
- B(F);
- Threat
- QAR1(G)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- S(n);XB(F)::S(E),XS(n)
- Q(b);N_GUARD::S(E),XP(f)
- R(a);N_GUARD::S(A),XP(e)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I),XS(k)
- S(k);N_GUARD::R1(I)
- Refutation
- S(n);
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- Q(b);::QAR1(G)
- R(j);N_GUARD::R1(J),XR(j)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E)
- Refutation
- P(l);XB(F)
- Try
- B(F);
- Threat
- QAR1(G)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- Q(b);N_GUARD::S(E),XP(f)
- R(a);N_GUARD::S(A),XP(e)
- R(j);N_GUARD::R1(J),XR(j)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E)
- Refutation
- P(m);
- Try
- B(F);
- Threat
- QAR1(G)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- R(j);N_GUARD,XB(F)::R1(J)
- Q(b);N_GUARD::S(E),XP(f)
- R(a);N_GUARD::S(A),XP(e)
- R(j);N_GUARD::R1(J),XR(j)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E)
- Refutation
- P(m);
- Try
- R(J);CHECK
- Vars
- S(k);XR(J)::R1(I)
- S(n);XR(J)::S(E)
- Refutation
- P(l);XR(J)
- Try
- P(D);XP(h)
- Threat
- S(A)
- Vars
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I),XS(k)
- R(a);N_GUARD::S(A),XP(e)
- Refutation
- R(a);P_PINS(A)
- Try
- Actual
- B(F);
- Threat
- QAR1(G)
- Vars
- P(h);CHECK,XP(D)::S(A),XP(h)
- S(n);N_GUARD,XB(F)::S(E)
- Q(b);N_GUARD::S(E),XP(f)
- R(a);N_GUARD::S(A),XP(e)
- B(d);N_GUARD::QAB1(G),XB(d)
- S(k);N_GUARD::R1(I),XS(k)
- S(k);N_GUARD::R1(I)
- S(n);N_GUARD::S(E),XS(n)
- S(n);N_GUARD::S(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).