MESON Chess Problem Database
Problem Display
PID: 233242 (4n3/b6R/1pp2N2/p4Q2/2kp2R1/K6p/bP4Pr/4B3 w - - 0 1)
Muller, Dieter
Freie Presse, 1968
#2
8 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.b3#
- 1...b5
- 2.Qc2#
- 1...c5
- 2.Qf1#
- 1...Bb1
- Tries
- 1.Bf2?
- threat
- 2.Rxd4#
- 1...b5
- 2.Qc2#
- 1...c5!
- threat
- 1.Bc3?
- threat
- 2.Rxd4#
- 1...c5
- 2.Qf1#
- 1...b5!
- threat
- 1.Rxh3?
- threat
- 2.Rc3#
- 1...c5
- 2.Qd3#
- 2.Qf1#
- 1...Rxh3+!
- threat
- 1.Rh5?
- threat
- 2.Qc2#
- 2.Qf1#
- 1...hxg2
- 2.Qc2#
- 1...c5
- 2.Qf1#
- 1...Rh1
- 2.Qc2#
- 1...Bb1
- 2.b3#
- 1...Bb3
- 2.Qf1#
- 1...Rxg2!
- threat
- 1.Rc7?
- threat
- 2.Rxc6#
- 1...c5
- 2.Qf1#
- 1...b5
- 2.Qc2#
- 1...Sxc7!
- threat
- 1.Rd7?
- threat
- 2.Rgxd4#
- 2.Rdxd4#
- 1...c5
- 2.Qf1#
- 1...b5
- 2.Qc2#
- 1...Sd6!
- threat
- 1.Bf2?
- Keys
- 1.Rhh4!
- threat
- 2.Rxd4#
- 1...c5
- 2.Qf1#
- 1...b5
- 2.Qc2#
- threat
- 1.Rhh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- B(a);N_GUARD::P(B)
- P(g);SBLOCK::QAR2(F)
- P(h);SBLOCK::QAB(F)
- Tries
- Try
- B(A);
- Threat
- R1(E),XP(e)
- Vars
- P(g);SBLOCK::QAR2(F)
- Refutation
- P(h);
- Try
- B(A);
- Threat
- R1(E),XP(e)
- Vars
- P(h);SBLOCK::QAB(F)
- Refutation
- P(g);
- Try
- R(H);XP(c)
- Threat
- R1(H)
- Refutation
- R(b);CHECK,XR(H)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- P(c);XP(C)::QAR2(F)
- P(h);::QAB(F)
- R(b);::QAR2(F)
- B(a);N_GUARD::P(B)
- B(a);::QAB(F)
- Refutation
- R(b);XP(C)
- Try
- R(H);
- Threat
- R(H),XP(h)
- Vars
- P(h);::QAB(F)
- P(g);SBLOCK::QAR2(F)
- Refutation
- S(j);XR(H)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- P(h);SBLOCK::QAB(F)
- P(g);SBLOCK::QAR2(F)
- Refutation
- S(j);
- Try
- Actual
- R(H);
- Threat
- R1(E),XP(e)
- Vars
- P(h);SBLOCK::QAB(F)
- P(g);SBLOCK::QAR2(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).