MESON Chess Problem Database
Problem Display
PID: 177778 (1B6/2r4p/5P1K/Rb2N3/6pk/6r1/8/4Q3 w - - 0 1)
Sushkov, Yuri Akimovich
Sahs (Latvia), 1985
#2
6 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kh3
- 2.Qh1#
- 1...Kh3
- Tries
- 1.Sd3?
- 1...Kh3
- 2.Qh1#
- 1...Bxd3
- 2.Rh5#
- 1...Rc1
- 2.Qxg3#
- 1...Rc2
- 2.Qxg3#
- 1...Rc3
- 2.Qxg3#
- 1...Rc4
- 2.Qxg3#
- 1...Rc5
- 2.Qxg3#
- 1...Rc6
- 2.Qxg3#
- 1...Ra7
- 2.Qxg3#
- 1...Rb7
- 2.Qxg3#
- 1...Rd7
- 2.Qxg3#
- 1...Re7
- 2.Qxg3#
- 1...Rf7
- 2.Qxg3#
- 1...Rg7
- 2.Qxg3#
- 1...Rc8
- 2.Qxg3#
- 1...Ba4
- 2.Rh5#
- 1...Bc4
- 2.Rh5#
- 1...Ba6
- 2.Rh5#
- 1...Bc6
- 2.Rh5#
- 1...Bd7
- 2.Rh5#
- 1...Be8!
- 1...Kh3
- 1.Sf3+?
- 1...Kh3
- 2.Qh1#
- 1...gxf3!
- 1...Kh3
- 1.Sc4?
- 1...Kh3
- 2.Qh1#
- 1...Rxc4
- 2.Qxg3#
- 1...Bxc4
- 2.Rh5#
- 1...Rc5
- 2.Qxg3#
- 1...Rc6
- 2.Qxg3#
- 1...Ra7
- 2.Qxg3#
- 1...Rb7
- 2.Qxg3#
- 1...Rd7
- 2.Qxg3#
- 1...Re7
- 2.Qxg3#
- 1...Rf7
- 2.Qxg3#
- 1...Rg7
- 2.Qxg3#
- 1...Rc8
- 2.Qxg3#
- 1...Ba4
- 2.Rh5#
- 1...Ba6
- 2.Rh5#
- 1...Bc6
- 2.Rh5#
- 1...Bd7
- 2.Rh5#
- 1...Be8!
- 1...Kh3
- 1.Sg6+?
- 1...Kh3
- 2.Qh1#
- 1...hxg6!
- 1...Kh3
- 1.Sd7?
- 1...Kh3
- 2.Qh1#
- 1...Rxd7
- 2.Qxg3#
- 1...Bxd7
- 2.Rh5#
- 1...Rc1
- 2.Qxg3#
- 1...Rc2
- 2.Qxg3#
- 1...Rc4
- 2.Qxg3#
- 1...Rc5
- 2.Qxg3#
- 1...Rc6
- 2.Qxg3#
- 1...Ra7
- 2.Qxg3#
- 1...Rb7
- 2.Qxg3#
- 1...Rc8
- 2.Qxg3#
- 1...Bf1
- 2.Rh5#
- 1...Be2
- 2.Rh5#
- 1...Bd3
- 2.Rh5#
- 1...Ba4
- 2.Rh5#
- 1...Bc4
- 2.Rh5#
- 1...Ba6
- 2.Rh5#
- 1...Bc6
- 2.Rh5#
- 1...Rc3!
- 1...Kh3
- 1.Sf7?
- 1...Kh3
- 2.Qh1#
- 1...Rxf7
- 2.Qxg3#
- 1...Be8
- 2.Rh5#
- 1...Rc1
- 2.Qxg3#
- 1...Rc2
- 2.Qxg3#
- 1...Rc4
- 2.Qxg3#
- 1...Rc5
- 2.Qxg3#
- 1...Rc6
- 2.Qxg3#
- 1...Ra7
- 2.Qxg3#
- 1...Rb7
- 2.Qxg3#
- 1...Rd7
- 2.Qxg3#
- 1...Re7
- 2.Qxg3#
- 1...Rc8
- 2.Qxg3#
- 1...Bf1
- 2.Rh5#
- 1...Be2
- 2.Rh5#
- 1...Bd3
- 2.Rh5#
- 1...Ba4
- 2.Rh5#
- 1...Bc4
- 2.Rh5#
- 1...Ba6
- 2.Rh5#
- 1...Bc6
- 2.Rh5#
- 1...Bd7
- 2.Rh5#
- 1...Rc3!
- 1...Kh3
- 1.Sd3?
- Keys
- 1.Sc6!
- 1...Kh3
- 2.Qh1#
- 1...Rxc6
- 2.Qxg3#
- 1...Bxc6
- 2.Rh5#
- 1...Ra7
- 2.Qxg3#
- 1...Rb7
- 2.Qxg3#
- 1...Rd7
- 2.Qxg3#
- 1...Re7
- 2.Qxg3#
- 1...Rf7
- 2.Qxg3#
- 1...Rg7
- 2.Qxg3#
- 1...Rc8
- 2.Qxg3#
- 1...Bf1
- 2.Rh5#
- 1...Be2
- 2.Rh5#
- 1...Bd3
- 2.Rh5#
- 1...Ba4
- 2.Rh5#
- 1...Bc4
- 2.Rh5#
- 1...Ba6
- 2.Rh5#
- 1...Kh3
- 1.Sc6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 15
- REMOVED MATES = 0
- Sets
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- Tries
- Try
- S(C);
- Vars
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- B(d);OGATE,XS(C)::R1(B)
- R(e);::QAB1(A),XR(a)
- R(e);P_PINP(D)::QAB1(A),XR(a)
- B(d);OGATE,SBLOCK::R1(B)
- B(d);OGATE::R1(B)
- Refutation
- B(d);
- Try
- S(C);CHECK
- Vars
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- Refutation
- P(b);XS(C)
- Try
- S(C);
- Vars
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- R(e);XS(C)::QAB1(A),XR(a)
- B(d);OGATE,XS(C)::R1(B)
- R(e);::QAB1(A),XR(a)
- R(e);P_PINP(D)::QAB1(A),XR(a)
- B(d);OGATE,SBLOCK::R1(B)
- B(d);OGATE::R1(B)
- Refutation
- B(d);
- Try
- S(C);CHECK
- Vars
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- Refutation
- P(f);XS(C)
- Try
- S(C);
- Vars
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- R(e);XS(C)::QAB1(A),XR(a)
- B(d);OGATE,XS(C)::R1(B)
- R(e);::QAB1(A),XR(a)
- R(e);P_PINP(D)::QAB1(A),XR(a)
- B(d);OGATE::R1(B)
- B(d);OGATE,SBLOCK::R1(B)
- Refutation
- R(e);
- Try
- S(C);
- Vars
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- R(e);XS(C)::QAB1(A),XR(a)
- B(d);OGATE::R1(B)
- R(e);::QAB1(A),XR(a)
- R(e);P_PINP(D)::QAB1(A),XR(a)
- B(d);OGATE,SBLOCK::R1(B)
- Refutation
- R(e);
- Try
- Actual
- S(C);
- Vars
- K(c);N_SPINR(a),P-FLIGHT::QAR2(A)
- R(e);P_PINP(D),XS(C)::QAB1(A),XR(a)
- B(d);OGATE,XS(C)::R1(B)
- R(e);::QAB1(A),XR(a)
- B(d);OGATE::R1(B)
- B(d);OGATE,SBLOCK::R1(B)
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).