MESON Chess Problem Database
Problem Display
PID: 73092 (8/4B1K1/2N2R2/2qk2P1/1P2R3/8/8/1B6 w - - 0 1)
Bruch, Wieland
Neue Osnabrucker Zeitung, 1993
#2
8 + 2
| 6113 | Problemschach-Jahrbuch (1993) | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Rd6#
- 1...Qf2
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qxb4
- 2.Sxb4#
- 1...Qd4
- 2.Rxd4#
- 1...Qb6
- 2.Rd6#
- 1...Qd6
- 2.Rxd6#
- 1...Qa7
- 2.Rd6#
- 1...Qxe7+
- 2.Sxe7#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc2
- 2.Rd4#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qxc6
- 2.Rf5#
- 1...Qg1
- Tries
- 1.Kh6?
- 1...Qxb4
- 2.Sxb4#
- 1...Qxe7
- 2.Sxe7#
- 2.Rd4#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qc2
- 2.Rd4#
- 1...Qg1
- 2.Rd6#
- 1...Qf2
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc3
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qxc6!
- 1...Qxb4
- 1.Kf7?
- 1...Qxe7+
- 2.Sxe7#
- 1...Qxb4
- 2.Sxb4#
- 1...Qxc6
- 2.Rf5#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qc2
- 2.Rd4#
- 1...Qg1
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc3
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qf2!
- 1...Qxe7+
- 1.Kh7?
- 1...Qxe7+
- 2.Sxe7#
- 1...Qxb4
- 2.Sxb4#
- 1...Qxc6
- 2.Rf5#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qg1
- 2.Rd6#
- 1...Qf2
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc3
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qc2!
- 1...Qxe7+
- 1.Kf8?
- 1...Qxe7+
- 2.Sxe7#
- 1...Qxb4
- 2.Sxb4#
- 1...Qxc6
- 2.Rf5#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qc2
- 2.Rd4#
- 1...Qg1
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc3
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qf2!
- 1...Qxe7+
- 1.Kh8?
- 1...Qxb4
- 2.Sxb4#
- 1...Qxe7
- 2.Sxe7#
- 2.Rd4#
- 1...Qxc6
- 2.Rf5#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qc2
- 2.Rd4#
- 1...Qf2
- 2.Rd6#
- 1...Qg1
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qc3!
- 1...Qxb4
- 1.Ba2+?
- 1...Qc4
- 2.Rd4#
- 2.Re5#
- 1...Kxe4!
- 1...Qc4
- 1.Bc2?
- 1...Qxe7+
- 2.Sxe7#
- 1...Qxb4
- 2.Sxb4#
- 1...Qxc2
- 2.Rd4#
- 1...Qxc6
- 2.Rf5#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qf2
- 2.Rd6#
- 1...Qg1
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qc3!
- 1...Qxe7+
- 1.Bd3?
- threat
- 2.Re5#
- 1...Qxe7+
- 2.Sxe7#
- 1...Qxc6
- 2.Rf5#
- 1...Qd6
- 2.Rxd6#
- 1...Qe3
- 2.Rd6#
- 1...Qd4
- 2.Rxd4#
- 1...Qc3!
- threat
- 1.g6?
- 1...Qxe7+
- 2.Sxe7#
- 1...Qxb4
- 2.Sxb4#
- 1...Qxc6
- 2.Rf5#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qc2
- 2.Rd4#
- 1...Qg1
- 2.Rd6#
- 1...Qf2
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qc3!
- 1...Qxe7+
- 1.Kh6?
- Keys
- 1.Kg8!
- 1...Qxb4
- 2.Sxb4#
- 1...Qxe7
- 2.Sxe7#
- 2.Rd4#
- 1...Qxc6
- 2.Rf5#
- 1...Qd4
- 2.Rxd4#
- 1...Qd6
- 2.Rxd6#
- 1...Qc2
- 2.Rd4#
- 1...Qf2
- 2.Rd6#
- 1...Qg1
- 2.Rd6#
- 1...Qe3
- 2.Rd6#
- 1...Qb6
- 2.Rd6#
- 1...Qa7
- 2.Rd6#
- 1...Qc1
- 2.Rd4#
- 2.Rd6#
- 1...Qc3
- 2.Rd6#
- 1...Qc4
- 2.Re5#
- 2.Rd6#
- 1...Qa5
- 2.Rd4#
- 2.Rd6#
- 1...Qb5
- 2.Rd4#
- 2.Rd6#
- 1...Qxb4
- 1.Kg8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- Q(a);N_GUARD,P_PINP(D)::R1(F)
- Q(a);N_GUARD::R1(F)
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);N_GUARD,P_PINR(F)::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD,P_PINB(G)::R1(F)
- Q(a);CHECK,XB(G)::S(E),XQ(a)
- Q(a);N_GUARD::R1(C)
- Q(a);SBLOCK,XS(E)::R(F)
- Tries
- Try
- K(H);S_FLIGHT
- Vars
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);N_GUARD::R1(C),XQ(a)
- Q(a);N_GUARD,P_PINR(F)::R1(F),XQ(a)
- Q(a);N_GUARD::R1(C)
- Q(a);N_GUARD::R1(F)
- Q(a);N_GUARD,P_PINP(D)::R1(F)
- Refutation
- Q(a);P_PINR(F),XS(E)
- Try
- K(H);P-FLIGHT
- Vars
- Q(a);CHECK,XB(G)::S(E),XQ(a)
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD::R1(C)
- Q(a);N_GUARD::R1(F)
- Q(a);N_GUARD,P_PINB(G)::R1(F)
- Refutation
- Q(a);P_PINR(F)
- Try
- K(H);P-FLIGHT
- Vars
- Q(a);CHECK,XB(G)::S(E),XQ(a)
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD::R1(F)
- Q(a);N_GUARD,P_PINB(G)::R1(F)
- Refutation
- Q(a);P_PINR(C)
- Try
- K(H);P_SPINB(G),S_FLIGHT
- Vars
- Q(a);CHECK,XB(G)::S(E),XQ(a)
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);N_PINB(G),SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD,N_PINB(G)::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD,N_PINB(G)::R1(C)
- Q(a);N_GUARD,N_PINB(G)::R1(F)
- Refutation
- Q(a);N_PINB(G),P_PINR(F)
- Try
- K(H);S_FLIGHT
- Vars
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD,P_PINR(F)::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD::R1(C)
- Q(a);N_GUARD::R1(F)
- Refutation
- Q(a);P_PINR(F)
- Try
- B(A);CHECK
- Refutation
- K(b);S_FLIGHT,XR(C)
- Try
- B(A);
- Vars
- Q(a);CHECK,XB(G)::S(E),XQ(a)
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);N_GUARD,XB(A)::R1(C)
- Q(a);SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD,P_PINR(F)::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD::R1(F)
- Q(a);N_GUARD,P_PINP(D)::R1(F)
- Q(a);N_GUARD,P_PINB(G)::R1(F)
- Refutation
- Q(a);P_PINR(F)
- Try
- B(A);
- Threat
- R1(C)
- Vars
- Q(a);CHECK,XB(G)::S(E),XQ(a)
- Q(a);SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD::R1(F)
- Q(a);N_GUARD,P_PINR(F)::R1(C),XQ(a)
- Refutation
- Q(a);P_PINR(F)
- Try
- P(D);
- Vars
- Q(a);CHECK,XB(G)::S(E),XQ(a)
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD,P_PINR(F)::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD::R1(C)
- Q(a);N_GUARD,P_PINP(D)::R1(F)
- Q(a);N_GUARD::R1(F)
- Q(a);N_GUARD,P_PINB(G)::R1(F)
- Refutation
- Q(a);P_PINR(F)
- Try
- Actual
- K(H);P-FLIGHT
- Vars
- Q(a);XP(B)::S(E),XQ(a)
- Q(a);SBLOCK,XS(E)::R(F)
- Q(a);N_GUARD::R1(C),XQ(a)
- Q(a);N_GUARD::R1(F),XQ(a)
- Q(a);N_GUARD::R1(C)
- Q(a);N_GUARD::R1(F)
- Q(a);N_GUARD,P_PINP(D)::R1(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).