MESON Chess Problem Database
Problem Display
PID: 57287 (br5n/2pP3K/1NB1R2p/B1k4r/R7/n2ppQ2/2P2b2/3q4 w - - 0 1)
Sarkits, Anatoly L
Troll, 1996
#2
9 + 12
SOLUTION
- SOUND
- Sets
- 1...Qxc2
- 2.Qxh5#
- 1...Qb1
- 2.Qxh5#
- 1...Qc1
- 2.Qxh5#
- 1...Qe1
- 2.Qxh5#
- 1...Qf1
- 2.Qxh5#
- 1...Qd2
- 2.Qxh5#
- 1...Rh1
- 2.Qd5#
- 2.Qf5#
- 1...Rh2
- 2.Qd5#
- 2.Qf5#
- 1...Rh3
- 2.Qd5#
- 2.Qf5#
- 1...Rh4
- 2.Qd5#
- 2.Qf5#
- 1...Rd5
- 2.Qxd5#
- 1...Rf5
- 2.Qxf5#
- 1...Rxb6
- 2.Qf8#
- 1...Rb7
- 2.Qf8#
- 1...Rf8
- 2.Qxf8#
- 1...Be1
- 2.Qxe3#
- 1...Bg3
- 2.Qxe3#
- 1...Bh4
- 2.Qxe3#
- 1...Bxc6
- 2.Qxc6#
- 1...Sb1
- 2.Rc4#
- 1...Sxc2
- 2.Rc4#
- 1...Sc4
- 2.Rxc4#
- 1...Sb5
- 2.Rc4#
- 1...e2
- 2.Qxh5#
- 2.Qxf2#
- 1...Qxc2
- Tries
- 1.Bb4+?
- 1...Kd4
- 2.Re4#
- 2.Qe4#
- 2.Qf4#
- 2.c3#
- 1...Kxb6!
- 1...Kd4
- 1.Rb4?
- threat
- 2.Sa4#
- 1...Qxc2
- 2.Qxh5#
- 1...Rxb6
- 2.Qf8#
- 1...Bxc6
- 2.Rxc6#
- 2.Qxc6#
- 1...Sc4
- 2.Rxc4#
- 1...cxb6!
- threat
- 1.Rae4?
- threat
- 2.Sa4#
- 1...Qxc2
- 2.Qxh5#
- 1...Rxb6
- 2.Qf8#
- 1...cxb6
- 2.Bb4#
- 1...Bxc6!
- threat
- 1.Rf4?
- threat
- 2.Sa4#
- 1...Qxc2
- 2.Qxh5#
- 1...Bxc6
- 2.Qxc6#
- 1...cxb6
- 2.Bb4#
- 1...Rxb6!
- threat
- 1.Rg4?
- threat
- 2.Sa4#
- 1...Rxb6
- 2.Qf8#
- 1...Bxc6
- 2.Qxc6#
- 1...cxb6
- 2.Bb4#
- 1...Qxc2!
- threat
- 1.Re5+?
- 1...Kd6
- 2.Qd5#
- 2.Qf6#
- 1...Rxe5!
- 1...Kd6
- 1.Qe4?
- threat
- 2.Qb4#
- 2.Qd4#
- 1...Rxb6
- 2.Qd4#
- 1...Bxc6
- 2.Qxc6#
- 2.Qb4#
- 1...Sxc2
- 2.Rc4#
- 2.Qc4#
- 1...dxc2
- 2.Qb4#
- 1...Qa1
- 2.Qb4#
- 1...Qb1
- 2.Qd4#
- 1...Qe1
- 2.Qd4#
- 1...Qd2
- 2.Qd4#
- 1...Rh4
- 2.Qd5#
- 2.Qf5#
- 2.Qe5#
- 1...Rd5
- 2.Qxd5#
- 2.Qb4#
- 1...Be1
- 2.Qxe3#
- 2.Qd4#
- 1...Sc4
- 2.Rxc4#
- 2.Qxc4#
- 1...Sb5
- 2.Rc4#
- 2.Qb4#
- 2.Qc4#
- 1...e2
- 2.Qb4#
- 1...Qg4!
- threat
- 1.Qg4?
- threat
- 2.Qb4#
- 2.Qd4#
- 1...Rxb6
- 2.Qd4#
- 1...Bxc6
- 2.Qb4#
- 1...Sxc2
- 2.Rc4#
- 2.Qc4#
- 1...dxc2
- 2.Qb4#
- 1...Qa1
- 2.Qb4#
- 1...Qb1
- 2.Qxh5#
- 2.Qd4#
- 1...Qe1
- 2.Qxh5#
- 2.Qd4#
- 1...Qd2
- 2.Qxh5#
- 2.Qd4#
- 1...Rh4
- 2.Qf5#
- 1...Rd5
- 2.Qb4#
- 1...Be1
- 2.Qd4#
- 1...Sc4
- 2.Rxc4#
- 2.Qxc4#
- 1...Sb5
- 2.Rc4#
- 2.Qb4#
- 2.Qc4#
- 1...e2
- 2.Qxh5#
- 2.Qb4#
- 1...Qxg4!
- threat
- 1.Qf4?
- threat
- 2.Qb4#
- 2.Qd4#
- 1...Rxb6
- 2.Qd4#
- 2.Qf8#
- 1...Bxc6
- 2.Qb4#
- 1...Sxc2
- 2.Rc4#
- 2.Qc4#
- 1...dxc2
- 2.Qb4#
- 1...Qa1
- 2.Qb4#
- 1...Qb1
- 2.Qd4#
- 1...Qe1
- 2.Qd4#
- 1...Qd2
- 2.Qd4#
- 1...Rh4
- 2.Qe5#
- 2.Qf5#
- 1...Rd5
- 2.Qb4#
- 1...Be1
- 2.Qxe3#
- 2.Qd4#
- 1...Sc4
- 2.Rxc4#
- 2.Qxc4#
- 1...Sb5
- 2.Rc4#
- 2.Qb4#
- 2.Qc4#
- 1...e2
- 2.Qxf2#
- 2.Qb4#
- 1...Qg4!
- threat
- 1.Bb4+?
- Keys
- 1.Rh4!
- threat
- 2.Sa4#
- 1...Qxc2
- 2.Qxh5#
- 1...Rxh4
- 2.Qd5#
- 1...Rxb6
- 2.Qf8#
- 1...Bxh4
- 2.Qxe3#
- 1...Bxc6
- 2.Qxc6#
- 1...cxb6
- 2.Bb4#
- threat
- 1.Rh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 15
- Sets
- Q(a);N_GUARD,XP(A)::QAR(B),XR(g)
- Q(a);N_GUARD::QAR(B),XR(g)
- R(g);N_GUARD::QAR1(B),XR(g)
- R(g);N_GUARD::QAR(B),XR(g)
- R(k);N_GUARD,XS(E)::QAB(B)
- R(k);N_GUARD::QAB(B)
- R(k);N_GUARD::QAB(B),XR(k)
- B(b);N_GUARD::QAB(B),XP(e)
- B(j);OGATE,XB(F)::QAR1(B),XB(j)
- S(c);N_GUARD::R1(C)
- S(c);N_GUARD,XP(A)::R1(C)
- S(c);N_GUARD::R1(C),XS(c)
- Tries
- Try
- B(D);CHECK
- Refutation
- K(f);S_FLIGHT,XS(E)
- Try
- R(C);
- Threat
- S(E)
- Vars
- Q(a);N_GUARD,XP(A)::QAR(B),XR(g)
- R(k);N_GUARD,XS(E)::QAB(B)
- S(c);N_GUARD::R1(C),XS(c)
- Refutation
- P(i);XS(E)
- Try
- R(C);
- Threat
- S(E)
- Vars
- Q(a);N_GUARD,XP(A)::QAR(B),XR(g)
- R(k);N_GUARD,XS(E)::QAB(B)
- P(i);SBLOCK,XS(E)::B(D)
- Refutation
- B(j);XB(F)
- Try
- R(C);
- Threat
- S(E)
- Vars
- Q(a);N_GUARD,XP(A)::QAR(B),XR(g)
- B(j);OGATE,XB(F)::QAR1(B),XB(j)
- P(i);SBLOCK,XS(E)::B(D)
- Refutation
- R(k);XS(E)
- Try
- R(C);
- Threat
- S(E)
- Vars
- R(k);N_GUARD,XS(E)::QAB(B)
- B(j);OGATE,XB(F)::QAR1(B),XB(j)
- P(i);SBLOCK,XS(E)::B(D)
- Refutation
- Q(a);XP(A)
- Try
- R(G);CHECK
- Refutation
- R(g);XR(G)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- R(k);XS(E)::QAB1(B)
- P(d);XP(A)::QAB1(B)
- Q(a);::QAB1(B)
- P(e);::QAB1(B)
- Refutation
- Q(a);
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- R(k);XS(E)::QAB1(B)
- B(j);XB(F)::QAB1(B)
- P(d);XP(A)::QAB1(B)
- Q(a);::QAB1(B)
- R(g);N_GUARD::QAR(B)
- R(g);::QAB1(B)
- B(b);::QAB1(B)
- Refutation
- Q(a);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- B(j);XB(F)::QAB1(B)
- P(d);XP(A)::QAB1(B)
- Q(a);::QAB1(B)
- R(g);::QAB1(B)
- Refutation
- Q(a);
- Try
- Actual
- R(C);
- Threat
- S(E)
- Vars
- Q(a);N_GUARD,XP(A)::QAR(B),XR(g)
- R(g);N_GUARD,XR(C)::QAR1(B)
- R(k);N_GUARD,XS(E)::QAB(B)
- B(b);N_GUARD,XR(C)::QAB(B),XP(e)
- B(j);OGATE,XB(F)::QAR1(B),XB(j)
- P(i);SBLOCK,XS(E)::B(D)
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).