MESON Chess Problem Database
Problem Display
PID: 164213 (8/8/B6Q/3pP2p/1Rnk4/5PB1/2R5/7K w - - 0 1)
Supp, Walter
stern, 1997
(First published on Wed May 28 1997)
#2
8 + 4
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...Kd3
- Tries
- 1.Kg1?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...h4!
- 1...Kd3
- 1.Kg2?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...h4!
- 1...Kd3
- 1.Kh2?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...h4!
- 1...Kd3
- 1.Bf2+?
- 1...Kd3
- 2.Qd2#
- 2.Qg6#
- 2.Qh7#
- 1...Kxe5!
- 1...Kd3
- 1.Bh2?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...h4!
- 1...Kd3
- 1.Bxc4?
- threat
- 2.Bf1#
- 2.Be2#
- 2.Bb5#
- 2.Ba6#
- 2.Qb6#
- 1...Kc5
- 2.Qb6#
- 1...dxc4!
- threat
- 1.Rd2+?
- 1...Kc5
- 2.Rb5#
- 1...Kc3!
- 1...Kc5
- 1.Rc3?
- threat
- 2.Qe3#
- 1...Kc5
- 2.Qb6#
- 1...Kxc3!
- threat
- 1.Rcxc4+?
- 1...Kd3
- 2.Rc1#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...dxc4!
- 1...Kd3
- 1.Rb1?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...Sxe5
- 2.Bf2#
- 2.Qf4#
- 2.Qb6#
- 1...Sb2
- 2.Qf4#
- 2.Qb6#
- 1...Sd2
- 2.Qxd2#
- 2.Qb6#
- 1...Sa3
- 2.Rd1#
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Se3
- 2.Qf4#
- 2.Qb6#
- 1...Sa5
- 2.Rd1#
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Sb6
- 2.Rd1#
- 2.Qd2#
- 2.Qf4#
- 2.Qxb6#
- 1...Sd6
- 2.Rd1#
- 2.Qd2#
- 1...h4!
- 1...Kd3
- 1.Rbb2?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...Sxb2
- 2.Qf4#
- 2.Qb6#
- 1...Sxe5
- 2.Bf2#
- 2.Qf4#
- 2.Qb6#
- 1...Sd2
- 2.Qxd2#
- 2.Qb6#
- 1...Sa3
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Se3
- 2.Qf4#
- 2.Qb6#
- 1...Sa5
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Sb6
- 2.Qd2#
- 2.Qf4#
- 2.Qxb6#
- 1...Sd6
- 2.Qd2#
- 1...h4!
- 1...Kd3
- 1.Rb3?
- 1...Kc5
- 2.Qb6#
- 1...Sxe5
- 2.Bf2#
- 2.Qe3#
- 2.Qf4#
- 2.Qb6#
- 1...Sb2
- 2.Qe3#
- 2.Qf4#
- 2.Qb6#
- 1...Sd2
- 2.Rd3#
- 2.Qxd2#
- 2.Qe3#
- 2.Qb6#
- 1...Sa3
- 2.Rd3#
- 2.Qd2#
- 2.Qe3#
- 2.Qf4#
- 2.Qb6#
- 1...Se3
- 2.Rd3#
- 2.Qxe3#
- 2.Qf4#
- 2.Qb6#
- 1...Sa5
- 2.Rd3#
- 2.Qd2#
- 2.Qe3#
- 2.Qf4#
- 2.Qb6#
- 1...Sb6
- 2.Rd3#
- 2.Qd2#
- 2.Qe3#
- 2.Qf4#
- 2.Qxb6#
- 1...Sd6
- 2.Rd3#
- 2.Qd2#
- 2.Qe3#
- 1...h4!
- 1...Kc5
- 1.Rbxc4+?
- 1...Kd3
- 2.Rd2#
- 2.Qd2#
- 1...dxc4!
- 1...Kd3
- 1.Rb7?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...Sxe5
- 2.Bf2#
- 2.Qf4#
- 2.Qb6#
- 1...Sb2
- 2.Qf4#
- 2.Qb6#
- 1...Sd2
- 2.Qxd2#
- 2.Qb6#
- 1...Sa3
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Se3
- 2.Qf4#
- 2.Qb6#
- 1...Sa5
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Sb6
- 2.Qd2#
- 2.Qf4#
- 2.Qxb6#
- 1...Sd6
- 2.Qd2#
- 1...h4!
- 1...Kd3
- 1.Rb8?
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...Sxe5
- 2.Bf2#
- 2.Qf4#
- 2.Qb6#
- 1...Sb2
- 2.Qf4#
- 2.Qb6#
- 1...Sd2
- 2.Qxd2#
- 2.Qb6#
- 1...Sa3
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Se3
- 2.Qf4#
- 2.Qb6#
- 1...Sa5
- 2.Qd2#
- 2.Qf4#
- 2.Qb6#
- 1...Sb6
- 2.Qd2#
- 2.Qf4#
- 2.Qxb6#
- 1...Sd6
- 2.Qd2#
- 1...h4!
- 1...Kd3
- 1.Qf4+?
- 1...Kd3
- 2.Qd2#
- 1...Kc5!
- 1...Kd3
- 1.Kg1?
- Keys
- 1.Bh4!
- 1...Kd3
- 2.Qd2#
- 1...Kc5
- 2.Qb6#
- 1...Kxe5
- 2.Qf6#
- 1...Kd3
- 1.Bh4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(b);P-FLIGHT::QAR1(H)
- K(b);S_FLIGHT::QAB1(H)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(b);P-FLIGHT::QAR1(H)
- K(b);S_FLIGHT::QAB1(H)
- Refutation
- P(d);
- Try
- K(A);S_FLIGHT
- Vars
- K(b);P-FLIGHT::QAR1(H)
- K(b);S_FLIGHT::QAB1(H)
- Refutation
- P(d);
- Try
- K(A);P-FLIGHT
- Vars
- K(b);P-FLIGHT::QAR1(H)
- K(b);S_FLIGHT::QAB1(H)
- Refutation
- P(d);
- Try
- B(D);CHECK
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XP(F)
- Try
- B(D);
- Vars
- K(b);P-FLIGHT::QAR1(H)
- K(b);S_FLIGHT::QAB1(H)
- Refutation
- P(d);
- Try
- B(G);XS(a)
- Threat
- DUALS(5)
- Vars
- K(b);S_FLIGHT::QAB1(H)
- Refutation
- P(c);P_SPINP(c),XB(G)
- Try
- R(B);CHECK
- Vars
- K(b);N_SPINS(a),S_FLIGHT::R1(E)
- Refutation
- K(b);N_SPINS(a),S_FLIGHT
- Try
- R(B);
- Threat
- QAB1(H)
- Vars
- K(b);S_FLIGHT::QAB1(H)
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XR(B)
- Try
- R(B);CHECK,XS(a)
- Refutation
- P(c);P_SPINP(c),XR(B)
- Try
- R(E);N_PINS(a)
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::QAR1(H)
- K(b);P_SPINS(a),S_FLIGHT::QAB1(H)
- Refutation
- P(d);
- Try
- R(E);N_PINS(a)
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::QAR1(H)
- K(b);P_SPINS(a),S_FLIGHT::QAB1(H)
- S(a);N_GUARD::QAR2(H)
- Refutation
- P(d);
- Try
- R(E);N_PINS(a)
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAB1(H)
- Refutation
- P(d);
- Try
- R(E);CHECK,XS(a)
- Refutation
- P(c);XR(E)
- Try
- R(E);N_PINS(a)
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::QAR1(H)
- K(b);P_SPINS(a),S_FLIGHT::QAB1(H)
- S(a);N_GUARD::QAR2(H)
- Refutation
- P(d);
- Try
- R(E);N_PINS(a)
- Vars
- K(b);P-FLIGHT,P_SPINS(a)::QAR1(H)
- K(b);P_SPINS(a),S_FLIGHT::QAB1(H)
- S(a);N_GUARD::QAR2(H)
- Refutation
- P(d);
- Try
- Q(H);CHECK
- Vars
- K(b);P-FLIGHT::QAR1(H)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- B(D);
- Vars
- K(b);P-FLIGHT::QAR1(H)
- K(b);S_FLIGHT::QAB1(H)
- K(b);N_SPINS(a),OGATEB,S_FLIGHT,XP(F)::QAB1(H)
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).