MESON Chess Problem Database
Problem Display
PID: 247567 (8/r7/6B1/4B3/8/1Q6/1P6/k3K3 w - - 0 1)
Mironov, A?
Zadachi i Etyudi, 2003
#2
5 + 2
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Qd1#
- 1...Ra3
- 2.Qxa3#
- 2.bxa3#
- 1...Ra4
- 2.Qxa4#
- 1...Rb7
- 2.Qa4#
- 2.Qa3#
- 1...Rc7
- 2.Qa4#
- 2.Qa3#
- 1...Rd7
- 2.Qa4#
- 2.Qa3#
- 1...Re7
- 2.Qa4#
- 2.Qa3#
- 1...Rf7
- 2.Qa4#
- 2.Qa3#
- 1...Rg7
- 2.Qa4#
- 2.Qa3#
- 1...Rh7
- 2.Qa4#
- 2.Qa3#
- 1...Ra2
- Tries
- 1.Bf7?
- threat
- 2.Qd1#
- 1...Kb1
- 2.Qd1#
- 1...Rc7
- 2.Qa2#
- 1...Rd7
- 2.Qa2#
- 1...Rxf7!
- threat
- 1.Qc2?
- threat
- 2.Qb1#
- 2.b3#
- 2.b4#
- 1...Ra5
- 2.Qb1#
- 1...Ra2
- 2.Qb1#
- 2.Qd1#
- 2.Qc1#
- 1...Ra3
- 2.Qb1#
- 2.bxa3#
- 2.b3#
- 1...Ra4
- 2.Qb1#
- 2.Qxa4#
- 2.b4#
- 1...Rc7
- 2.Qb1#
- 2.Qa4#
- 1...Rd7
- 2.Qb1#
- 2.Qa4#
- 1...Re7
- 2.Qb1#
- 2.Qa4#
- 1...Ka2!
- threat
- 1.Qc4?
- threat
- 2.b4#
- 1...Ra2
- 2.Qc1#
- 1...Ra3
- 2.bxa3#
- 1...Rd7
- 2.Qa6#
- 2.Qa4#
- 1...Re7
- 2.Qa6#
- 2.Qa4#
- 1...Ra5!
- threat
- 1.Bf7?
- Keys
- 1.Qd5!
- threat
- 2.b4#
- 1...Ra2
- 2.Qd1#
- 1...Ra3
- 2.bxa3#
- 1...Rc7
- 2.Qa5#
- 1...Re7
- 2.Qa5#
- threat
- 1.Qd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- R(b);SBLOCK::QAR(C)
- R(b);N_GUARD::QAR(C),XR(b)
- Tries
- Try
- B(E);
- Threat
- QAR(C)
- Vars
- K(a);P-FLIGHT::QAR2(C)
- R(b);N_GUARD::QAR1(C)
- Refutation
- R(b);XB(E)
- Try
- Q(C);
- Threat
- DUALS(3)
- Vars
- R(b);::QAR1(C)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(C);
- Threat
- B(D)+P(B)
- Vars
- R(b);SBLOCK::QAR2(C)
- R(b);OGATE::B(D)+P(B),XR(b)
- Refutation
- R(b);
- Try
- Actual
- Q(C);
- Threat
- B(D)+P(B)
- Vars
- R(b);SBLOCK::QAR(C)
- R(b);OGATE::B(D)+P(B),XR(b)
- R(b);N_GUARD::QAR(C)
- R(b);N_GUARD,P_PINB(D)::QAR(C)
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).