MESON Chess Problem Database
Problem Display
PID: 275 (2B3Q1/8/1B3P2/4k3/4bR2/3n4/7K/3R4 w - - 0 1)
Rossomakho, Felix Vulfovich
6th Place, Ukrainian Ty., 1950
#2
7 + 3
| 3147 | Chess Problems: Introduction to an Art | 1963 |
| 3310 | 2345 Chess Problems | 1997 |
| 45 | Schach | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Kxf4
- 2.Qg3#
- 1...Kd6
- 2.Qe6#
- 1...Bh1
- 2.Bc7#
- 1...Bg2
- 2.Bc7#
- 1...Bf3
- 2.Bc7#
- 1...Bd5
- 2.Bc7#
- 1...Bc6
- 2.Bc7#
- 1...Bg6
- 2.Bc7#
- 1...Bb7
- 2.Bc7#
- 1...Bh7
- 2.Bc7#
- 1...Ba8
- 2.Bc7#
- 1...Sc1
- 2.Bc7#
- 1...Se1
- 2.Bc7#
- 1...Sb2
- 2.Bc7#
- 1...Sf2
- 2.Bc7#
- 1...Sb4
- 2.Bc7#
- 1...Sc5
- 2.Bc7#
- 1...Kxf4
- Tries
- 1.Rxd3?
- threat
- 2.Bc7#
- 1...Kxf4
- 2.Bc7#
- 2.Qg3#
- 1...Bf5!
- threat
- 1.Rxe4+?
- 1...Kd6
- 2.Qe6#
- 1...Kxf6
- 2.Bd8#
- 1...Kxe4!
- 1...Kd6
- 1.Rf5+?
- 1...Kd6
- 2.Qe6#
- 1...Bxf5!
- 1...Kd6
- 1.Qc4?
- threat
- 2.Bc7#
- 1...Kd6
- 2.Bc7#
- 2.Qe6#
- 2.Qc5#
- 1...Sxf4
- 2.Qc3#
- 2.Qd4#
- 1...Bf5
- 2.Qd4#
- 1...Kxf4!
- threat
- 1.Qf7?
- 1...Kd6
- 2.Qe6#
- 1...Sxf4
- 2.Bc7#
- 1...Bd5
- 2.Bc7#
- 2.Qc7#
- 1...Bh1
- 2.Bc7#
- 1...Bg2
- 2.Bc7#
- 1...Bf3
- 2.Bc7#
- 1...Bf5
- 2.Bc7#
- 1...Bc6
- 2.Bc7#
- 1...Bg6
- 2.Bc7#
- 1...Bb7
- 2.Bc7#
- 1...Bh7
- 2.Bc7#
- 1...Ba8
- 2.Bc7#
- 1...Sc1
- 2.Bc7#
- 2.Qc7#
- 1...Se1
- 2.Bc7#
- 2.Qc7#
- 1...Sb2
- 2.Bc7#
- 2.Qc7#
- 1...Sf2
- 2.Bc7#
- 2.Qc7#
- 1...Sb4
- 2.Bc7#
- 2.Qc7#
- 1...Sc5
- 2.Bc7#
- 2.Qc7#
- 1...Kxf4!
- 1...Kd6
- 1.Qg5+?
- 1...Kd6
- 2.Qc5#
- 1...Bf5!
- 1...Kd6
- 1.Qe8+?
- 1...Kd5
- 2.Qe6#
- 1...Kd6
- 2.Qe6#
- 1...Kxf4!
- 1...Kd5
- 1.Rxd3?
- Keys
- 1.Qg1!
- 1...Kxf4
- 2.Qg3#
- 1...Kd5
- 2.Qc5#
- 1...Kd6
- 2.Qc5#
- 1...Sxf4
- 2.Qd4#
- 1...Bf5
- 2.Qd4#
- 1...Bd5
- 2.Bc7#
- 1...Bh1
- 2.Qd4#
- 1...Bg2
- 2.Qd4#
- 1...Bf3
- 2.Qd4#
- 1...Bc6
- 2.Qd4#
- 1...Bg6
- 2.Qd4#
- 1...Bb7
- 2.Qd4#
- 1...Bh7
- 2.Qd4#
- 1...Ba8
- 2.Qd4#
- 1...Sc1
- 2.Bc7#
- 1...Se1
- 2.Bc7#
- 1...Sb2
- 2.Bc7#
- 1...Sf2
- 2.Bc7#
- 1...Sb4
- 2.Bc7#
- 1...Sc5
- 2.Bc7#
- 1...Kxf4
- 1.Qg1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 9
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- K(c);OGATEB,S_FLIGHT,XR(C)::QAB1(G)
- K(c);P_SPINS(a),S_FLIGHT::QAR1(G)
- B(b);::B(D)
- S(a);::B(D)
- Tries
- Try
- R(A);XS(a)
- Threat
- B(D)
- Refutation
- B(b);
- Try
- R(C);CHECK,XB(b)
- Vars
- K(c);P_SPINS(a),S_FLIGHT::QAR1(G)
- K(c);S_FLIGHT,XP(E)::B(D)
- Refutation
- K(c);P-FLIGHT,XR(C)
- Try
- R(C);CHECK
- Vars
- K(c);P_SPINS(a),S_FLIGHT::QAR1(G)
- Refutation
- B(b);XR(C)
- Try
- Q(G);
- Threat
- B(D)
- Vars
- B(b);::QAB1(G)
- Refutation
- K(c);P_SPINB(b),S_FLIGHT,XR(C)
- Try
- Q(G);
- Vars
- K(c);P_SPINS(a),S_FLIGHT::QAR1(G)
- S(a);SBLOCK,XR(C)::B(D)
- B(b);::B(D)
- Refutation
- K(c);S_FLIGHT,XR(C)
- Try
- Q(G);CHECK
- Vars
- K(c);OGATE,P_SPINS(a),S_FLIGHT::QAB1(G)
- Refutation
- B(b);P_SPINB(b)
- Try
- Q(G);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINS(a)::QAB1(G)
- K(c);P_SPINS(a),S_FLIGHT::QAR1(G)
- Refutation
- K(c);S_FLIGHT,XR(C)
- Try
- Actual
- Q(G);
- Vars
- K(c);OGATEB,S_FLIGHT,XR(C)::QAB1(G)
- K(c);P-FLIGHT,P_SPINS(a)::QAR1(G)
- K(c);P_SPINS(a),S_FLIGHT::QAB1(G)
- S(a);SBLOCK,XR(C)::QAB1(G)
- B(b);::QAB1(G)
- B(b);SBLOCK::B(D)
- S(a);::B(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).