MESON Chess Problem Database
Problem Display
PID: 23265 (7q/R1P1P1B1/5R2/Kp6/1p6/1P3p2/p2N2b1/kBQ4r w - - 0 1)
Buglos, Janos
The Problemist, 1997
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Qh2
- 2.Rf4#
- 1...Qh3
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rfa6#
- 2.Rb6#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- 1...Qh5
- 2.Rf5#
- 1...Qh6
- 2.Rxh6#
- 1...Qa8
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rfa6#
- 2.Rb6#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- 1...Qb8
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rfa6#
- 2.Rb6#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- 1...Qc8
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rfa6#
- 2.Rb6#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- 1...Qd8
- 2.Rd6#
- 1...Qe8
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rfa6#
- 2.Rb6#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- 1...Qf8
- 2.Rxf8#
- 1...Rh2
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...Rh3
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...Rh4
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...Rh5
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...Rh6
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...Rh7
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bxh7#
- 1...Bf1
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...axb1Q
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...axb1S
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...axb1B
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...axb1R
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...Qh2
- Tries
- 1.Kxb4?
- threat
- 2.Rxa2#
- 2.Qc3#
- 1...Rh4+
- 2.Be4#
- 1...Rxc1
- 2.Rxa2#
- 1...Qa8
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rfa6#
- 2.Rb6#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- 2.Qc3#
- 1...Qh4+!
- threat
- 1.Kb6?
- threat
- 2.Rxa2#
- 1...Qa8
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- 1...Qb8+!
- threat
- 1.Sf1?
- threat
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...axb1Q
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...axb1S
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...axb1B
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...axb1R
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...Qh6
- 2.Rxh6#
- 1...Qh7
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bxh7#
- 1...Rh7
- 2.Bc2#
- 2.Bd3#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 2.Bxh7#
- 1...Rxf1!
- threat
- 1.Bxa2+?
- 1...Kxa2
- 2.Kxb4#
- 2.Kxb5#
- 2.Kb6#
- 1...Rxc1!
- 1...Kxa2
- 1.Kxb4?
- Keys
- 1.Kxb5!
- threat
- 2.Rxa2#
- 1...Qh5+
- 2.Rf5#
- 1...Qb8+
- 2.Rb6#
- 1...Qe8+
- 2.Rc6#
- 1...Rh5+
- 2.Bf5#
- 1...Bf1+
- 2.Bd3#
- 1...Qa8
- 2.Rxf3#
- 2.Rf4#
- 2.Rf5#
- 2.Rfa6#
- 2.Rb6#
- 2.Rc6#
- 2.Rd6#
- 2.Re6#
- 2.Rg6#
- 2.Rh6#
- 2.Rf7#
- 2.Rf8#
- threat
- 1.Kxb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 4
- Sets
- Q(h);N_GUARD::B(J)+R(F)
- Q(h);N_GUARD::B(J)+R(F),XQ(h)
- Q(h);N_GUARD,P_PINP(H)::B(J)+R(F)
- Tries
- Try
- K(E);P_PINP(c),S_FLIGHT,XP(f)
- Threat
- DUALS(2)
- Vars
- R(b);CHECK,N_GUARD::QAR(B)+B(A)
- R(b);XQ(B)::R1(G),XP(c)
- Refutation
- Q(h);CHECK
- Try
- K(E);P_PINP(c),S_FLIGHT
- Threat
- R1(G),XP(c)
- Refutation
- Q(h);CHECK
- Try
- S(C);
- Threat
- DUALS(6)
- Vars
- Q(h);N_GUARD::B(J)+R(F),XQ(h)
- Refutation
- R(b);XS(C)
- Try
- B(A);CHECK,XP(c)
- Refutation
- R(b);XQ(B)
- Try
- Actual
- K(E);P-FLIGHT,P_PINP(c),XP(g)
- Threat
- R1(G),XP(c)
- Vars
- Q(h);CHECK,N_GUARD::B(J)+R(F)
- R(b);CHECK,N_GUARD::QAR(B)+B(A)
- B(d);CHECK,S_CUTR(b)::QAR(B)+B(A)
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).