MESON Chess Problem Database
Problem Display
PID: 66378 (4B3/5Q2/4R3/3b4/2k5/8/1KN1R3/8 w - - 0 1)
Mladenovic, Miodrag
2nd HM., The Problemist, 1989
#2
6 + 2
| 5454 | Near Snap | 2022 |
SOLUTION
- SOUND
- Tries
- 1.R2e4+?
- 1...Kd3
- 2.Rd4#
- 1...Kc5
- 2.Qf2#
- 2.Qa7#
- 2.Qe7#
- 2.Qf8#
- 1...Bxe4!
- 1...Kd3
- 1.R2e5?
- 1...Kc5
- 2.Qc7#
- 1...Bxe6
- 2.Bb5#
- 2.Qf1#
- 1...Bh1
- 2.Bb5#
- 2.Qf1#
- 1...Bg2
- 2.Bb5#
- 1...Bf3
- 2.Bb5#
- 1...Be4
- 2.Bb5#
- 1...Bc6
- 2.Qf1#
- 1...Bb7
- 2.Bb5#
- 2.Qf1#
- 1...Ba8
- 2.Bb5#
- 2.Qf1#
- 1...Kd3!
- 1...Kc5
- 1.R6e4+?
- 1...Kd3
- 2.Se1#
- 2.Sb4#
- 2.Qxd5#
- 2.Qf3#
- 1...Kc5!
- 1...Kd3
- 1.Rd6?
- threat
- 2.Qxd5#
- 1...Kd3
- 2.Bb5#
- 1...Kc5
- 2.Qxd5#
- 1...Be6
- 2.Qc7#
- 1...Bxf7!
- threat
- 1.Qf2?
- threat
- 2.Qd4#
- 1...Kd3
- 2.Qd4#
- 1...Bc6!
- threat
- 1.Qf4+?
- 1...Kd3
- 2.Se1#
- 2.Sb4#
- 2.Rd2#
- 2.R6e3#
- 2.Qd4#
- 1...Kc5
- 2.Qb4#
- 2.Qd4#
- 1...Be4!
- 1...Kd3
- 1.Qf5?
- 1...Bxe6
- 2.Bb5#
- 2.Qb5#
- 1...Bh1
- 2.Bb5#
- 2.Qb5#
- 1...Bg2
- 2.Bb5#
- 2.Qb5#
- 1...Bf3
- 2.Bb5#
- 2.Qb5#
- 1...Be4
- 2.Bb5#
- 2.Qb5#
- 1...Bc6
- 2.Rxc6#
- 1...Bb7
- 2.Bb5#
- 2.Qb5#
- 1...Ba8
- 2.Bb5#
- 2.Qb5#
- 1...Kc5!
- 1...Bxe6
- 1.Qf6?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...Kd3
- 2.Qc3#
- 2.Qd4#
- 1...Kc5
- 2.Qd4#
- 1...Bxe6
- 2.Qd4#
- 1...Bh1
- 2.Qd4#
- 1...Bg2
- 2.Qd4#
- 1...Bf3
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb7
- 2.Qd4#
- 1...Ba8
- 2.Qd4#
- 1...Bc6!
- threat
- 1.Qa7?
- threat
- 2.Qd4#
- 1...Kd3
- 2.Qd4#
- 1...Bc6!
- threat
- 1.Qc7+?
- 1...Kd3
- 2.R6e3#
- 2.Qc3#
- 1...Bc6!
- 1...Kd3
- 1.Qd7?
- threat
- 2.Qb5#
- 1...Kd3
- 2.Qxd5#
- 1...Kc5
- 2.Qb5#
- 1...Bc6!
- threat
- 1.Qg7?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...Kd3
- 2.Qc3#
- 2.Qd4#
- 1...Kc5
- 2.Qd4#
- 1...Bxe6
- 2.Qd4#
- 1...Bh1
- 2.Qd4#
- 1...Bg2
- 2.Qd4#
- 1...Bf3
- 2.Qd4#
- 1...Be4
- 2.Qd4#
- 1...Bb7
- 2.Qd4#
- 1...Ba8
- 2.Qd4#
- 1...Bc6!
- threat
- 1.R2e4+?
- Keys
- 1.R6e5!
- threat
- 2.Qxd5#
- 1...Kd3
- 2.Qxd5#
- 1...Kc5
- 2.Qc7#
- 1...Bxf7
- 2.Bb5#
- 1...Be6
- 2.Bb5#
- threat
- 1.R6e5!
Anticipated by 170477(1954)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(C);CHECK
- Vars
- K(a);S_FLIGHT::R1(C)
- Refutation
- B(b);XR(C)
- Try
- R(C);
- Vars
- K(a);P-FLIGHT,P_SPINB(b)::QAR2(E)
- B(b);::B(F)
- B(b);::QAB(E)
- Refutation
- K(a);S_FLIGHT
- Try
- R(D);CHECK,P_PINB(b)
- Refutation
- K(a);N_SPINB(b),P-FLIGHT
- Try
- R(D);P_PINB(b)
- Threat
- QAB1(E),XB(b)
- Vars
- K(a);S_FLIGHT::B(F)
- K(a);N_SPINB(b),P-FLIGHT::QAR1(E),XB(b)
- B(b);N_GUARD::QAR(E)
- Refutation
- B(b);N_SPINB(b),XQ(E)
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- K(a);S_FLIGHT::QAR1(E)
- Refutation
- B(b);
- Try
- Q(E);CHECK
- Refutation
- B(b);P_SPINB(b)
- Try
- Q(E);
- Vars
- B(b);N_GUARD::R(D),XB(b)
- Refutation
- K(a);P-FLIGHT,P_SPINB(b)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAB1(E)
- B(b);XR(D)::QAR1(E)
- B(b);::QAR1(E)
- Refutation
- B(b);
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- K(a);S_FLIGHT::QAR1(E)
- Refutation
- B(b);
- Try
- Q(E);CHECK
- Refutation
- B(b);P_SPINB(b)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- K(a);P_SPINB(b),S_FLIGHT::QAR2(E),XB(b)
- K(a);P-FLIGHT::QAR1(E)
- Refutation
- B(b);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAB1(E)
- B(b);XR(D)::QAR1(E)
- B(b);::QAR1(E)
- Refutation
- B(b);
- Try
- Actual
- R(D);P_PINB(b)
- Threat
- QAB1(E),XB(b)
- Vars
- K(a);N_SPINB(b),S_FLIGHT::QAR2(E),XB(b)
- K(a);P-FLIGHT::QAR2(E)
- B(b);N_SPINB(b),XQ(E)::B(F)
- B(b);::B(F)
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).