MESON Chess Problem Database
Problem Display
PID: 231154 (8/5K2/1p6/1BBkpP2/8/P7/3nQ3/8 w - - 0 1)
Stadnichenko, NV
Molodoi rabochi, 1927
#2
6 + 4
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kxc5
- 2.Qxe5#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...bxc5
- 2.Qd3#
- 1...Kxc5
- Tries
- 1.Kg6?
- 1...Kxc5
- 2.Qxe5#
- 1...bxc5
- 2.Qd3#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...e4!
- 1...Kxc5
- 1.Ke7?
- 1...Kxc5
- 2.Qxe5#
- 1...bxc5
- 2.Qd3#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...e4!
- 1...Kxc5
- 1.Kg7?
- 1...Kxc5
- 2.Qxe5#
- 1...bxc5
- 2.Qd3#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...e4!
- 1...Kxc5
- 1.Ke8?
- 1...Kxc5
- 2.Qxe5#
- 1...bxc5
- 2.Qd3#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...e4!
- 1...Kxc5
- 1.Kf8?
- 1...Kxc5
- 2.Qxe5#
- 1...bxc5
- 2.Qd3#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...e4!
- 1...Kxc5
- 1.Kg8?
- 1...Kxc5
- 2.Qxe5#
- 1...bxc5
- 2.Qd3#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...e4!
- 1...Kxc5
- 1.Bb4?
- threat
- 2.Qd3#
- 1...Kd4
- 2.Qd3#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...e4!
- threat
- 1.Be7?
- threat
- 2.Qd3#
- 1...Kd4
- 2.Qd3#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...e4!
- threat
- 1.Bf8?
- threat
- 2.Qd3#
- 1...Kd4
- 2.Qd3#
- 1...Sb3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...e4!
- threat
- 1.Kg6?
- Keys
- 1.f6!
- 1...Kxc5
- 2.Qxe5#
- 1...bxc5
- 2.Qd3#
- 1...e4
- 2.Qh5#
- 1...Sf3
- 2.Qc4#
- 1...Sb1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sb3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Se4
- 2.Qc4#
- 1...Kxc5
- 1.f6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- P(d);SBLOCK,XB(D)::QAR2(A)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- P(d);SBLOCK,XB(D)::QAR2(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- P(c);
- Try
- K(F);P-FLIGHT
- Vars
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- P(d);SBLOCK,XB(D)::QAR2(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- P(c);
- Try
- K(F);P-FLIGHT
- Vars
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- P(d);SBLOCK,XB(D)::QAR2(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- P(c);
- Try
- K(F);S_FLIGHT
- Vars
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- P(d);SBLOCK,XB(D)::QAR2(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- P(c);
- Try
- K(F);P-FLIGHT
- Vars
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- P(d);SBLOCK,XB(D)::QAR2(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- P(c);
- Try
- K(F);S_FLIGHT
- Vars
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- P(d);SBLOCK,XB(D)::QAR2(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- P(c);
- Try
- B(D);
- Threat
- QAR2(A)
- Vars
- K(b);P-FLIGHT::QAR1(A)
- S(a);N_GUARD::QAB1(A)
- Refutation
- P(c);
- Try
- B(D);
- Threat
- QAR2(A)
- Vars
- K(b);P-FLIGHT::QAR1(A)
- S(a);N_GUARD::QAB1(A)
- Refutation
- P(c);
- Try
- B(D);
- Threat
- QAR2(A)
- Vars
- K(b);P-FLIGHT::QAR1(A)
- S(a);N_GUARD::QAB1(A)
- Refutation
- P(c);
- Try
- Actual
- P(E);
- Vars
- K(b);P-FLIGHT,XB(D)::QAR2(A),XP(c)
- P(d);SBLOCK,XB(D)::QAR2(A)
- P(c);OGATEB,SBLOCK::QAR(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(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).