MESON Chess Problem Database
Problem Display
PID: 226551 (8/8/2R1P3/K2kr3/B1p1p1Q1/3q4/8/3R2B1 w - - 0 1)
Dikusarov, Andrey Nikolayovich
Sachova skladba, 2005
#2
7 + 5
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qxd1
- 2.Qxd1#
- 1...Qd2+
- 2.Rxd2#
- 1...Qd4
- 2.Rxd4#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Rxe6
- 2.Qxe6#
- 1...e3
- 2.Qxc4#
- 1...Qxd1
- Tries
- 1.Kb4?
- 1...Qd2+
- 2.Rxd2#
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd4
- 2.Rxd4#
- 1...e3
- 2.Qxc4#
- 1...c3!
- 1...Qd2+
- 1.Kb5?
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd2
- 2.Rxd2#
- 1...Qd4
- 2.Rxd4#
- 1...e3
- 2.Qxc4#
- 1...c3+!
- 1...Qxd1
- 1.Ka6?
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd2
- 2.Rxd2#
- 1...Qd4
- 2.Rxd4#
- 1...e3
- 2.Qxc4#
- 1...c3+!
- 1...Qxd1
- 1.Bf2?
- 1...Qd2+
- 2.Rxd2#
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd4
- 2.Rxd4#
- 1...e3
- 2.Qxc4#
- 1...c3!
- 1...Qd2+
- 1.Be3?
- 1...Qd2+
- 2.Rxd2#
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd4
- 2.Rxd4#
- 1...c3!
- 1...Qd2+
- 1.Bb6?
- 1...Qd2+
- 2.Rxd2#
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd4
- 2.Rxd4#
- 1...e3
- 2.Qxc4#
- 1...c3!
- 1...Qd2+
- 1.Ba7?
- 1...Qd2+
- 2.Rxd2#
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd4
- 2.Rxd4#
- 1...e3
- 2.Qxc4#
- 1...c3!
- 1...Qd2+
- 1.Bb5?
- 1...Qd2+
- 2.Rxd2#
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd4
- 2.Rxd4#
- 1...e3
- 2.Qxc4#
- 1...c3!
- 1...Qd2+
- 1.Rxd3+?
- 1...exd3
- 2.Qxc4#
- 2.Qd4#
- 1...cxd3!
- 1...exd3
- 1.e7?
- threat
- 2.Qd7#
- 1...Qd2+
- 2.Rxd2#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qe6#
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 2.Qe6#
- 1...Re6
- 2.Qxe6#
- 1...e3
- 2.Qxc4#
- 1...Rxe7!
- threat
- 1.Kb4?
- Keys
- 1.Kb6!
- 1...Qd4+
- 2.Rxd4#
- 1...Qxd1
- 2.Qxd1#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh5
- 2.Qxh5#
- 1...Qd2
- 2.Rxd2#
- 1...c3
- 2.Bb3#
- 1...e3
- 2.Qxc4#
- 1...Qd4+
- 1.Kb6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- Q(a);OGATE::R1(A),XQ(a)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- P(c);OGATE::QAB1(D),XP(b)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATE::R1(A),XQ(a)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- P(b);
- Try
- K(E);P-FLIGHT
- Vars
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATEB::R(A),XQ(a)
- Q(a);OGATE::R1(A),XQ(a)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- P(b);CHECK
- Try
- K(E);P-FLIGHT
- Vars
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,P_PINR(F),XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATEB::R(A),XQ(a)
- Q(a);OGATE::R1(A),XQ(a)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- P(b);CHECK
- Try
- B(B);
- Vars
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATE::R1(A),XQ(a)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- P(b);
- Try
- B(B);
- Vars
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATE::R1(A),XQ(a)
- Refutation
- P(b);
- Try
- B(B);
- Vars
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATE::R1(A),XQ(a)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- P(b);
- Try
- B(B);
- Vars
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATE::R1(A),XQ(a)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATE::R1(A),XQ(a)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- P(b);
- Try
- R(A);CHECK,XQ(a)
- Refutation
- P(b);XR(A)
- Try
- P(G);
- Threat
- QAR2(D)
- Vars
- Q(a);CHECK,OGATEB::R(A),XQ(a)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);N_GUARD::QAB1(D),XR(e)
- P(c);OGATE::QAB1(D),XP(b)
- Refutation
- R(e);XP(G)
- Try
- Actual
- K(E);S_FLIGHT
- Vars
- Q(a);CHECK,OGATE::R1(A),XQ(a)
- Q(a);N_SPINQ(a),OGATE,XR(A)::QAR(D),XQ(a)
- R(e);OGATE,P_PINR(F),XP(G)::QAB1(D),XR(e)
- R(e);OGATEB::QAR2(D),XR(e)
- R(e);OGATEB::QAR(D),XR(e)
- Q(a);OGATEB::R(A),XQ(a)
- P(b);OGATEB::B(C)
- P(c);OGATE::QAB1(D),XP(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).