MESON Chess Problem Database
Problem Display
PID: 165580 (1K3R2/1p1B3n/8/p1B3p1/r3k3/1Q1N1N1r/3p4/2b1nq2 w - - 0 1)
Deuzemann, J
De Maasbode, 1921
#2
7 + 11
| 102 | Probleemblad | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Qxd3
- 2.Qe6#
- 1...Qh1
- 2.Sf2#
- 1...Qf2
- 2.Sxf2#
- 1...Qxf3
- 2.Re8#
- 1...Rxf3
- 2.Re8#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rc4
- 2.Qxc4#
- 1...Bb2
- 2.Sxd2#
- 1...Ba3
- 2.Sxd2#
- 1...Sxd3
- 2.Qxb7#
- 1...Sxf3
- 2.Bf5#
- 1...Sf6
- 2.Sxg5#
- 1...Sxf8
- 2.Sxg5#
- 1...g4
- 2.Rf4#
- 1...b5
- 2.Bc6#
- 1...b6
- 2.Bc6#
- 1...Qxd3
- Tries
- 1.Bg1?
- threat
- 2.Sc5#
- 1...Qxd3
- 2.Qe6#
- 1...Qxf3
- 2.Re8#
- 1...Rxf3
- 2.Re8#
- 1...Sxd3
- 2.Qxb7#
- 1...Sxf3
- 2.Bf5#
- 1...Sxf8
- 2.Sxg5#
- 1...Qf2
- 2.Sxf2#
- 1...Rc4
- 2.Qxc4#
- 1...Sf6
- 2.Sxg5#
- 1...Ba3
- 2.Sxd2#
- 1...b6
- 2.Bc6#
- 1...Qxg1!
- threat
- 1.Bg4?
- threat
- 2.Re8#
- 1...Qxd3
- 2.Qe6#
- 1...Sxd3
- 2.Qxb7#
- 1...Sxf3
- 2.Bf5#
- 1...Sxf8
- 2.Sxg5#
- 1...Rc4
- 2.Qxc4#
- 1...Bb2
- 2.Sxd2#
- 1...Sf6
- 2.Sxg5#
- 1...Rh6!
- threat
- 1.Rf5?
- threat
- 2.Qd5#
- 1...Qxd3
- 2.Qe6#
- 1...Rc4
- 2.Qxc4#
- 1...Sf6
- 2.Sxg5#
- 1...Rd4!
- threat
- 1.Qxa4+?
- 1...Kd5
- 2.Rf5#
- 2.Qd4#
- 1...Kxd3!
- 1...Kd5
- 1.Bg1?
- Keys
- 1.Bf2!
- threat
- 2.Sc5#
- 1...Qxd3
- 2.Qe6#
- 1...Qxf2
- 2.Sxf2#
- 1...Rxf3
- 2.Re8#
- 1...Sxd3
- 2.Qxb7#
- 1...Sxf3
- 2.Bf5#
- 1...Sxf8
- 2.Sxg5#
- 1...Rc4
- 2.Qxc4#
- 1...Sf6
- 2.Sxg5#
- 1...Ba3
- 2.Sxd2#
- 1...b6
- 2.Bc6#
- threat
- 1.Bf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- Q(c);SBLOCK,XS(B)::QAR2(A)
- Q(c);N_GUARD::S(B)
- Q(c);N_GUARD::S(B),XQ(c)
- Q(c);SBLOCK,XS(C)::R(G)
- R(e);SBLOCK,XS(C)::R(G)
- R(f);N_GUARD::QAR2(A)
- R(f);N_GUARD::QAR2(A),XR(f)
- B(a);N_GUARD::S(C),XP(d)
- S(b);SBLOCK,XS(B)::QAB(A),XP(j)
- S(b);SBLOCK,XS(C)::B(E)
- S(k);N_GUARD::S(C),XP(i)
- S(k);N_GUARD,XR(G)::S(C),XP(i)
- P(i);N_GUARD::R1(G)
- P(j);N_GUARD::B(E)
- Tries
- Try
- B(D);
- Threat
- S(B)
- Vars
- Q(c);SBLOCK,XS(B)::QAR2(A)
- Q(c);SBLOCK,XS(C)::R(G)
- R(e);SBLOCK,XS(C)::R(G)
- S(b);SBLOCK,XS(B)::QAB(A),XP(j)
- S(b);SBLOCK,XS(C)::B(E)
- S(k);N_GUARD,XR(G)::S(C),XP(i)
- Q(c);N_GUARD::S(B),XQ(c)
- R(f);N_GUARD::QAR2(A),XR(f)
- S(k);N_GUARD::S(C),XP(i)
- B(a);N_GUARD::S(C),XP(d)
- P(j);N_GUARD::B(E)
- Refutation
- Q(c);XB(D)
- Try
- B(E);
- Threat
- R(G)
- Vars
- Q(c);SBLOCK,XS(B)::QAR2(A)
- S(b);SBLOCK,XS(B)::QAB(A),XP(j)
- S(b);SBLOCK,XS(C)::B(E)
- S(k);N_GUARD,XR(G)::S(C),XP(i)
- R(f);N_GUARD::QAR2(A),XR(f)
- B(a);N_GUARD::S(C),XP(d)
- S(k);N_GUARD::S(C),XP(i)
- Refutation
- R(e);
- Try
- R(G);
- Threat
- QAB1(A)
- Vars
- Q(c);SBLOCK,XS(B)::QAR2(A)
- R(f);N_GUARD::QAR2(A),XR(f)
- S(k);N_GUARD::S(C),XP(i)
- Refutation
- R(f);
- Try
- Q(A);CHECK,XR(f)
- Refutation
- K(g);S_FLIGHT,XS(B)
- Try
- Actual
- B(D);
- Threat
- S(B)
- Vars
- Q(c);SBLOCK,XS(B)::QAR2(A)
- Q(c);XB(D)::S(B),XQ(c)
- R(e);SBLOCK,XS(C)::R(G)
- S(b);SBLOCK,XS(B)::QAB(A),XP(j)
- S(b);SBLOCK,XS(C)::B(E)
- S(k);N_GUARD,XR(G)::S(C),XP(i)
- R(f);N_GUARD::QAR2(A),XR(f)
- S(k);N_GUARD::S(C),XP(i)
- B(a);N_GUARD::S(C),XP(d)
- P(j);N_GUARD::B(E)
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).