MESON Chess Problem Database
Problem Display
PID: 255796 (5N2/p1KNR1Pr/P1PB4/QB5p/1r1kP3/bn4R1/2bP4/8 w - - 0 1)
Stojnic, Dragan
Comm., Mansfield-125 MT (Kudesnik), 2021
#2
13 + 8
SOLUTION
- SOUND
- Sets
- 1...Ra4
- 2.Qc3#
- 1...Rxb5
- 2.Qc3#
- 1...Rh8
- 2.gxh8Q#
- 2.gxh8B#
- 1...Bd1
- 2.Rd3#
- 1...Bd3
- 2.Rxd3#
- 1...Bc1
- 2.Qxb4#
- 1...Bb2
- 2.Qxb4#
- 1...Sa1
- 2.Bc5#
- 1...Sc1
- 2.Bc5#
- 1...Sxd2
- 2.Bc5#
- 1...Sxa5
- 2.Bc5#
- 1...Sc5
- 2.Bxc5#
- 1...Ra4
- Tries
- 1.Bf1?
- threat
- 2.Qd5#
- 2.Qe5#
- 1...Bxe4
- 2.Se6#
- 2.Be5#
- 2.Qe5#
- 1...Sxa5
- 2.Bc5#
- 1...Bd3
- 2.Qd5#
- 1...Rb5
- 2.Qc3#
- 1...Sc5
- 2.Bxc5#
- 2.Qxc5#
- 1...Rb7+!
- threat
- 1.Be2?
- threat
- 2.Qd5#
- 2.Qe5#
- 1...Bxe4
- 2.Se6#
- 2.Be5#
- 2.Qe5#
- 1...Sxa5
- 2.Bc5#
- 1...Bd3
- 2.Qd5#
- 1...Rb5
- 2.Qc3#
- 1...Sc5
- 2.Bxc5#
- 2.Qxc5#
- 1...Rb7+!
- threat
- 1.Bd3?
- threat
- 2.Se6#
- 2.Be5#
- 2.Qd5#
- 2.Qe5#
- 1...Bxd3
- 2.Qd5#
- 1...Sxd2
- 2.Be5#
- 2.Qc5#
- 2.Qe5#
- 1...Sxa5
- 2.Se6#
- 2.Bc5#
- 2.Be5#
- 1...Rb5
- 2.Se6#
- 2.Qc3#
- 1...Rh6
- 2.Be5#
- 2.Qd5#
- 2.Qe5#
- 1...Sc5
- 2.Bxc5#
- 2.Be5#
- 2.Qxc5#
- 1...Rb7+!
- threat
- 1.Re3?
- threat
- 2.Se6#
- 2.Be5#
- 1...Rxb5
- 2.Qc3#
- 1...Sxd2
- 2.Bc5#
- 1...Rh6
- 2.Be5#
- 1...Sc5
- 2.Bxc5#
- 2.Be5#
- 1...Bxe4!
- threat
- 1.Rg5?
- threat
- 2.Rd5#
- 1...Rxb5
- 2.Qc3#
- 1...Bxe4
- 2.Se6#
- 1...Sxd2!
- threat
- 1.Re5?
- threat
- 2.Se6#
- 1...Rxb5
- 2.Qc3#
- 1...Sc5
- 2.Bxc5#
- 1...Rh6!
- threat
- 1.Qb6+?
- 1...Sc5
- 2.Bxc5#
- 2.Qxc5#
- 1...axb6!
- 1...Sc5
- 1.d3?
- threat
- 2.Be5#
- 1...Rxb5
- 2.Se6#
- 1...Bxd3
- 2.Rxd3#
- 1...Kc3!
- threat
- 1.g8Q?
- threat
- 2.Qd5#
- 1...Rxb5
- 2.Qc3#
- 1...Bxe4
- 2.Be5#
- 1...Rf7!
- threat
- 1.Bf1?
- Keys
- 1.Sf6!
- threat
- 2.Se6#
- 1...Rxb5
- 2.Qc3#
- 1...Sc5
- 2.Be5#
- threat
- 1.Sf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 9
- Sets
- R(d);OGATE::QAB1(D)
- R(d);OGATE,XB(E)::QAB1(D)
- R(h);OGATE::PXR(h)=Q
- B(a);N_GUARD::R1(B)
- B(a);N_GUARD::R1(B),XB(a)
- B(b);N_GUARD::QAR2(D),XR(d)
- S(c);N_GUARD::B(H)
- S(c);N_GUARD,XP(A)::B(H)
- S(c);N_GUARD,XQ(D)::B(H)
- S(c);N_GUARD::B(H),XS(c)
- Tries
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD,XQ(D)::B(H)
- B(a);::QAR1(D)
- R(d);OGATE::QAB1(D)
- Refutation
- R(d);CHECK
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD,XQ(D)::B(H)
- B(a);::QAR1(D)
- R(d);OGATE::QAB1(D)
- Refutation
- R(d);CHECK
- Try
- B(E);
- Threat
- DUALS(4)
- Vars
- B(a);XB(E)::QAR1(D)
- Refutation
- R(d);CHECK
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,XB(E)::QAB1(D)
- S(c);N_GUARD,XP(A)::B(H)
- R(h);::B(H)
- Refutation
- B(a);XP(C)
- Try
- R(B);
- Threat
- R1(B)
- Vars
- R(d);OGATE,XB(E)::QAB1(D)
- B(a);SBLOCK,XP(C)::S(M)
- Refutation
- S(c);XP(A)
- Try
- R(K);
- Threat
- S(M)
- Vars
- R(d);OGATE,XB(E)::QAB1(D)
- S(c);N_GUARD::B(H),XS(c)
- Refutation
- R(h);
- Try
- Q(D);CHECK
- Refutation
- P(g);XQ(D)
- Try
- P(A);
- Threat
- B(H)
- Vars
- R(d);XB(E)::S(M)
- B(a);OGATE,XP(A)::R1(B),XB(a)
- Refutation
- K(e);P_SPINR(d),S_FLIGHT
- Try
- P(L);
- Threat
- QAR1(L)
- Vars
- R(d);OGATE,XB(E)::QAB1(D)
- B(a);SBLOCK,XP(C)::B(H)
- Refutation
- R(h);
- Try
- Actual
- S(J);
- Threat
- S(M)
- Vars
- R(d);OGATE,XB(E)::QAB1(D)
- S(c);SBLOCK::B(H)
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).