MESON Chess Problem Database
Problem Display
PID: 172397 (8/8/1K6/8/1Q6/3k4/1P2nR2/4R3 w - - 0 1)
Andreev, Aleksandr Grigorevich
Kuban segodniya, 1997
#2
5 + 2
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Kc2
- Tries
- 1.Ka5?
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Ke3!
- 1...Kc2
- 1.Ka6?
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Ke3!
- 1...Kc2
- 1.Ka7?
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Ke3!
- 1...Kc2
- 1.Kb7?
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Ke3!
- 1...Kc2
- 1.Kc7?
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Ke3!
- 1...Kc2
- 1.Rg2?
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Ke3!
- 1...Kc2
- 1.Rh2?
- 1...Kc2
- 2.Qc3#
- 1...Sc1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sg1
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Rd2#
- 2.Qc3#
- 1...Sd4
- 2.Rd2#
- 2.Qc3#
- 1...Sf4
- 2.Rd2#
- 2.Qc3#
- 2.Qe4#
- 1...Ke3!
- 1...Kc2
- 1.Rf4?
- 1...Ke3
- 2.Qd4#
- 1...Sxf4
- 2.Qc3#
- 1...Sc1
- 2.Qc3#
- 1...Sg1
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Qc3#
- 1...Sd4
- 2.Qc3#
- 1...Kc2!
- 1...Ke3
- 1.Qc5?
- 1...Kd2
- 2.Qc3#
- 1...Sc1
- 2.Re3#
- 2.Qc3#
- 2.Qd5#
- 1...Sg1
- 2.Re3#
- 2.Qc3#
- 2.Qd5#
- 1...Sc3
- 2.Re3#
- 2.Qxc3#
- 1...Sg3
- 2.Re3#
- 2.Qc3#
- 2.Qd5#
- 1...Sd4
- 2.Qc3#
- 1...Sf4
- 2.Re3#
- 2.Qc3#
- 1...Ke4!
- 1...Kd2
- 1.Qc4+?
- 1...Kd2
- 2.Rfxe2#
- 2.Qxe2#
- 2.Qc3#
- 1...Ke3
- 2.Rexe2#
- 1...Kxc4!
- 1...Kd2
- 1.Qe4+?
- 1...Kd2
- 2.Rfxe2#
- 2.Qxe2#
- 1...Kxe4!
- 1...Kd2
- 1.Ka5?
- Keys
- 1.Kc5!
- 1...Kc2
- 2.Qc3#
- 1...Ke3
- 2.Qd4#
- 1...Sc1
- 2.Rd2#
- 2.Qd2#
- 2.Qc3#
- 2.Qc4#
- 2.Qd4#
- 2.Qe4#
- 2.Qb5#
- 1...Sg1
- 2.Rd2#
- 2.Qd2#
- 2.Qa3#
- 2.Qc3#
- 2.Qb3#
- 2.Qc4#
- 2.Qd4#
- 2.Qe4#
- 2.Qb5#
- 1...Sc3
- 2.Qxc3#
- 2.Qc4#
- 2.Qd4#
- 1...Sg3
- 2.Rd2#
- 2.Qd2#
- 2.Qa3#
- 2.Qc3#
- 2.Qb3#
- 2.Qc4#
- 2.Qd4#
- 2.Qb5#
- 1...Sd4
- 2.Rd2#
- 2.Qd2#
- 2.Qc3#
- 2.Qc4#
- 2.Qxd4#
- 1...Sf4
- 2.Rd2#
- 2.Qd2#
- 2.Qa3#
- 2.Qc3#
- 2.Qb3#
- 2.Qc4#
- 2.Qd4#
- 2.Qe4#
- 2.Qb5#
- 1...Kc2
- 1.Kc5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a)
- Try
- K(E);P-FLIGHT
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a)
- Try
- K(E);S_FLIGHT
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a)
- Try
- K(E);P-FLIGHT
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a)
- Try
- K(E);S_FLIGHT
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a)
- Try
- R(C);
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a)
- Try
- R(C);
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a)
- Try
- R(C);
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::QAB1(D)
- S(a);N_GUARD,XR(C)::QAR1(D)
- S(a);N_GUARD::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(D);
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::QAB1(D)
- S(a);N_GUARD::QAR1(D)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT
- Try
- Q(D);CHECK
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::R1(A),XS(a)
- Refutation
- K(b);S_FLIGHT,XQ(D)
- Try
- Q(D);CHECK
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XQ(D)
- Try
- Actual
- K(E);S_FLIGHT
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAR1(D)
- K(b);P-FLIGHT,P_SPINS(a)::QAB1(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).