MESON Chess Problem Database
Problem Display
PID: 186111 (8/Bn1rp3/1P4qR/p1k5/K1Nb1N2/3Q1B2/8/8 w - - 0 1)
Leuzinger, Rud
Basler Nachrichten, 1934
#2
8 + 7
| 15601 | Albrecht-Leiss-Degener Collection | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qxd3
- 2.Rc6#
- 1...Qf5
- 2.Rc6#
- 1...Qh5
- 2.Se6#
- 2.Rc6#
- 1...Qf7
- 2.Rc6#
- 1...Qh7
- 2.Se6#
- 2.Rc6#
- 1...Qe8
- 2.Se6#
- 2.Rc6#
- 1...Qg1
- 2.Se6#
- 2.Rc6#
- 1...Qg2
- 2.Se6#
- 2.Rc6#
- 1...Qg3
- 2.Se6#
- 2.Rc6#
- 1...Qg4
- 2.Rc6#
- 1...Qg5
- 2.Se6#
- 2.Rc6#
- 1...Qxb6
- 2.Se6#
- 2.Bxb6#
- 2.Rc6#
- 1...Qc6+
- 2.Rxc6#
- 1...Qe6
- 2.Sxe6#
- 1...Qg7
- 2.Se6#
- 2.Rc6#
- 1...Qg8
- 2.Rc6#
- 1...Bf6
- 2.Se6#
- 1...Sd6
- 2.b7#
- 1...Qxd3
- Tries
- 1.Sd2?
- threat
- 2.Qa3#
- 1...Qc6+
- 2.Rxc6#
- 1...Kd6
- 2.Qxd4#
- 1...Qxd3
- 2.Sxd3#
- 2.Rc6#
- 1...Ba1
- 2.Sb3#
- 1...Bg1
- 2.Sb3#
- 1...Bb2
- 2.Sb3#
- 1...Bf2
- 2.Sb3#
- 1...Bc3
- 2.Sb3#
- 1...Be3
- 2.Sb3#
- 1...Be5
- 2.Sb3#
- 1...Bf6
- 2.Sb3#
- 2.Se6#
- 1...Bg7
- 2.Sb3#
- 1...Bh8
- 2.Sb3#
- 1...Rd5!
- threat
- 1.Sxa5?
- threat
- 2.Qa3#
- 1...Qc6+
- 2.Rxc6#
- 1...Kd6
- 2.Qxd4#
- 1...Qxd3
- 2.Sxd3#
- 2.Rc6#
- 1...Ba1
- 2.Sb3#
- 1...Bg1
- 2.Sb3#
- 1...Bb2
- 2.Sb3#
- 1...Bf2
- 2.Sb3#
- 1...Bc3
- 2.Sb3#
- 1...Be3
- 2.Sb3#
- 1...Be5
- 2.Sb3#
- 1...Bf6
- 2.Se6#
- 2.Sb3#
- 1...Bg7
- 2.Sb3#
- 1...Bh8
- 2.Sb3#
- 1...Sxa5!
- threat
- 1.Se5?
- threat
- 2.Qa3#
- 1...Qc6+
- 2.Rxc6#
- 1...Kd6
- 2.Qxd4#
- 1...Qxd3
- 2.Sfxd3#
- 2.Rc6#
- 1...Ba1
- 2.Sxd7#
- 1...Bg1
- 2.Sxd7#
- 1...Bb2
- 2.Sxd7#
- 1...Bf2
- 2.Sxd7#
- 1...Bc3
- 2.Sxd7#
- 1...Be3
- 2.Sxd7#
- 1...Bxe5!
- threat
- 1.Sd2?
- Keys
- 1.Sd6!
- threat
- 2.Qa3#
- 1...Kxd6
- 2.Qxd4#
- 1...Qxd3
- 2.Sxd3#
- 1...Qxd6
- 2.Qb5#
- 1...Rxd6
- 2.Qb5#
- 1...Sxd6
- 2.b7#
- 1...exd6
- 2.Qb5#
- 1...Qe4
- 2.Sxe4#
- 2.Qc4#
- 2.Qb5#
- 1...Ba1
- 2.Qd5#
- 1...Bg1
- 2.Qd5#
- 1...Bb2
- 2.Qd5#
- 1...Bf2
- 2.Qd5#
- 1...Bc3
- 2.Qd5#
- 1...Be3
- 2.Qd5#
- 1...Be5
- 2.Qd5#
- 1...Bf6
- 2.Se6#
- 2.Qd5#
- 1...Bg7
- 2.Qd5#
- 1...Bh8
- 2.Qd5#
- threat
- 1.Sd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 13
- REMOVED MATES = 7
- Sets
- Q(d);OGATE,XQ(A)::R1(G)
- Q(d);OGATE::R1(G)
- Q(d);CHECK,OGATE::R1(G),XQ(d)
- Q(d);N_GUARD::S(E),XQ(d)
- B(a);S_CUTQ(d)::S(E)
- S(e);OGATE::B(H)+P(F)
- Tries
- Try
- S(D);
- Threat
- QAB(A)
- Vars
- Q(d);CHECK,OGATE::R1(G),XQ(d)
- K(c);P_SPINB(a),P_SPINQ(d),S_FLIGHT::QAR2(A),XB(a)
- B(a);::S(D)
- Refutation
- R(f);
- Try
- S(D);XP(b)
- Threat
- QAB(A)
- Vars
- Q(d);CHECK,OGATE::R1(G),XQ(d)
- K(c);P_SPINB(a),P_SPINQ(d),S_FLIGHT::QAR2(A),XB(a)
- B(a);::S(D)
- Refutation
- S(e);XS(D)
- Try
- S(D);
- Threat
- QAB(A)
- Vars
- Q(d);CHECK,OGATE::R1(G),XQ(d)
- K(c);P_SPINB(a),P_SPINQ(d),S_FLIGHT::QAR2(A),XB(a)
- B(a);::S(D),XR(f)
- Refutation
- B(a);XS(D)
- Try
- Actual
- S(D);
- Threat
- QAB(A)
- Vars
- K(c);P_SPINB(a),P_SPINQ(d),S_FLIGHT,XS(D)::QAR2(A),XB(a)
- Q(d);XQ(A)::S(E),XQ(d)
- Q(d);XS(D)::QAR1(A)
- R(f);SBLOCK,XS(D)::QAR1(A)
- S(e);OGATE,SBLOCK,XS(D)::B(H)+P(F)
- P(g);SBLOCK,XS(D)::QAR1(A)
- B(a);OGATE::QAR1(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).