MESON Chess Problem Database
Problem Display
PID: 265752 (8/4p3/2RPp3/pR3BK1/3kNpp1/4br2/3p1p2/1Q1br3 w - - 0 1)
Syzonenko, Viktor N
Uris-60 JT (Problemas), 2022
#2
7 + 12
SOLUTION
- SOUND
- Tries
- 1.Sxd2?
- threat
- 2.Rc4#
- 2.Qd3#
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...exf5
- 2.Rc4#
- 1...f1Q
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...f1B
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...Bc2
- 2.Rc4#
- 2.Qb2#
- 1...Be2
- 2.Sb3#
- 2.Qe4#
- 2.Qb2#
- 1...Bb3
- 2.Sxb3#
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...Ba4
- 2.Rc4#
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...Bxd2!
- threat
- 1.Sxf2?
- threat
- 2.Qd3#
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...exf5
- 2.Qd3#
- 2.Qa1#
- 2.Qb2#
- 1...Bc2
- 2.Qb2#
- 1...Be2
- 2.Qe4#
- 2.Qb2#
- 1...Bb3
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...Ba4
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...Bxf2!
- threat
- 1.Sc3?
- threat
- 2.Qd3#
- 2.Qe4#
- 1...exf5
- 2.Rd5#
- 1...f1Q
- 2.Qe4#
- 1...f1B
- 2.Qe4#
- 1...Be2
- 2.Qe4#
- 1...Bc2!
- threat
- 1.Sg3?
- threat
- 2.Qd3#
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...exf5
- 2.Sxf5#
- 1...f1Q
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...f1B
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...Bc2
- 2.Qb2#
- 1...Be2
- 2.Qe4#
- 2.Qb2#
- 1...Bb3
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...Ba4
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...fxg3+!
- threat
- 1.Sf6?
- threat
- 2.Qd3#
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...exf5
- 2.Rd5#
- 1...f1Q
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...f1B
- 2.Qe4#
- 2.Qa1#
- 2.Qb2#
- 1...Bc2
- 2.Qb2#
- 1...Be2
- 2.Qe4#
- 2.Qb2#
- 1...Bb3
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...Ba4
- 2.Qd3#
- 2.Qe4#
- 2.Qb2#
- 1...exf6+!
- threat
- 1.Qc2?
- threat
- 2.Rc4#
- 2.Qc3#
- 2.Qc4#
- 1...exf5
- 2.Rc4#
- 2.Qc4#
- 1...f1Q
- 2.Qc3#
- 1...f1B
- 2.Qc3#
- 1...Be2
- 2.Qc3#
- 1...Bxc2!
- threat
- 1.Qb3?
- threat
- 2.Rc4#
- 2.Qc4#
- 2.Qc3#
- 1...exf5
- 2.Rc4#
- 2.Qc4#
- 2.Qd5#
- 1...f1Q
- 2.Qc3#
- 1...f1B
- 2.Qc3#
- 1...Be2
- 2.Qc3#
- 1...Bxb3!
- threat
- 1.Qb4+?
- 1...Kd3
- 2.Qc4#
- 1...axb4!
- 1...Kd3
- 1.d7?
- threat
- 2.d8Q#
- 2.d8R#
- 1...exf5
- 2.d8Q#
- 2.d8R#
- 1...Bc2
- 2.d8Q#
- 2.d8R#
- 1...f1Q
- 2.d8Q#
- 2.d8R#
- 1...f1S
- 2.d8Q#
- 2.d8R#
- 1...f1B
- 2.d8Q#
- 2.d8R#
- 1...f1R
- 2.d8Q#
- 2.d8R#
- 1...Rf1
- 2.d8Q#
- 2.d8R#
- 1...Rg1
- 2.d8Q#
- 2.d8R#
- 1...Rh1
- 2.d8Q#
- 2.d8R#
- 1...Re2
- 2.d8Q#
- 2.d8R#
- 1...Rg3
- 2.d8Q#
- 2.d8R#
- 1...Rh3
- 2.d8Q#
- 2.d8R#
- 1...Be2
- 2.d8Q#
- 2.d8R#
- 1...Ba4
- 2.d8Q#
- 2.d8R#
- 1...g3
- 2.d8Q#
- 2.d8R#
- 1...a4
- 2.d8Q#
- 2.d8R#
- 1...e5
- 2.d8Q#
- 2.d8R#
- 1...Bb3!
- threat
- 1.Sxd2?
- Keys
- 1.Sc5!
- threat
- 2.Sxe6#
- 1...Kc3
- 2.Qd3#
- 1...Kc4
- 2.Qd3#
- 1...Kd5
- 2.Qe4#
- 1...Ke5
- 2.Qe4#
- 1...exf5
- 2.Se6#
- 1...Bb3
- 2.Sxb3#
- 1...e5
- 2.Se6#
- 2.Qd3#
- threat
- 1.Sc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(B);XP(c)
- Threat
- DUALS(5)
- Vars
- P(k);XB(D)::R1(F)
- Refutation
- B(e);XS(B)
- Try
- S(B);XP(d)
- Threat
- DUALS(4)
- Vars
- B(a);::QAB(A)
- Refutation
- B(e);XS(B)
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- P(k);N_GUARD,XB(D)::R1(C)
- P(d);::QAR1(A)
- B(a);::QAR1(A)
- Refutation
- B(a);
- Try
- S(B);
- Threat
- DUALS(4)
- Vars
- P(k);XB(D)::S(B),XP(k)
- B(a);::QAB(A)
- Refutation
- P(h);CHECK,XS(B)
- Try
- S(B);
- Threat
- DUALS(4)
- Vars
- P(k);N_GUARD,XB(D)::R1(C)
- B(a);::QAB(A)
- Refutation
- P(l);CHECK,XS(B)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- P(d);::QAB1(A)
- B(a);::QAB1(A)
- Refutation
- B(a);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- P(d);::QAB1(A)
- B(a);::QAB1(A)
- Refutation
- B(a);XQ(A)
- Try
- Q(A);CHECK
- Vars
- K(g);P-FLIGHT::QAB1(A)
- Refutation
- P(j);XQ(A)
- Try
- P(G);
- Threat
- P=Q
- Vars
- P(k);XB(D)::P=Q
- B(a);::P=Q
- P(d);::P=Q
- R(b);::P=Q
- R(f);::P=Q
- P(i);::P=Q
- P(j);::P=Q
- P(k);::P=Q
- Refutation
- B(a);
- Try
- Actual
- S(B);
- Threat
- S(B),XP(k)
- Vars
- K(g);N_GUARD,S_FLIGHT::QAR1(A)
- K(g);N_GUARD,P-FLIGHT::QAB1(A)
- P(k);XB(D)::S(B)
- B(a);N_GUARD::S(B),XB(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).