MESON Chess Problem Database
Problem Display
PID: 199801 (1n1N1B2/2n5/4R3/2Pp1Kp1/3kp1QP/5R2/1P1NP3/1br5 w - - 0 1)
Muller, WC Jr
Haagsche Courant, 1916
#2
11 + 8
SOLUTION
- SOUND
- Sets
- 1...Rc2
- 2.Rd3#
- 1...Rc3
- 2.bxc3#
- 1...Rc4
- 2.Sb3#
- 1...Rxc5
- 2.Bg7#
- 1...Ba2
- 2.Rd3#
- 1...Bd3
- 2.Rxd3#
- 2.e3#
- 1...Sxe6
- 2.Sxe6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sd7
- 2.Sc6#
- 1...gxh4
- 2.Qg7#
- 1...Rc2
- Tries
- 1.Ra6?
- 1...Rxc5
- 2.Bg7#
- 1...Scxa6
- 2.Se6#
- 1...Sbxa6
- 2.Sc6#
- 1...gxh4
- 2.Qg7#
- 1...Rd1
- 2.Ra4#
- 1...Re1
- 2.Ra4#
- 1...Rf1
- 2.Ra4#
- 1...Rg1
- 2.Ra4#
- 1...Rh1
- 2.Ra4#
- 1...Rc2
- 2.Rd3#
- 1...Rc3
- 2.bxc3#
- 1...Rc4
- 2.Sb3#
- 1...Ba2
- 2.Rd3#
- 1...Bd3
- 2.Rxd3#
- 2.e3#
- 1...Sb5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...Sc6
- 2.Sxc6#
- 1...Sd7
- 2.Sc6#
- 1...Bc2!
- 1...Rxc5
- 1.Rc6?
- threat
- 2.Bg7#
- 1...Sxc6
- 2.Sxc6#
- 1...Se6
- 2.Sxe6#
- 1...Se8
- 2.Se6#
- 1...Sd7!
- threat
- 1.Qf4?
- threat
- 2.Qe3#
- 2.Qe5#
- 1...Rc3
- 2.Qe5#
- 2.bxc3#
- 1...Sc6
- 2.Sxc6#
- 2.Qe3#
- 1...Sd7
- 2.Sc6#
- 2.Qe3#
- 1...gxf4!
- threat
- 1.b4?
- threat
- 2.Bg7#
- 1...Sxe6
- 2.Sxe6#
- 1...Sc6
- 2.Sxc6#
- 1...Sd7
- 2.Sc6#
- 1...Se8!
- threat
- 1.Ra6?
- Keys
- 1.Rb6!
- 1...Rxc5
- 2.Bg7#
- 1...gxh4
- 2.Qg7#
- 1...Rd1
- 2.Rb4#
- 1...Re1
- 2.Rb4#
- 1...Rf1
- 2.Rb4#
- 1...Rg1
- 2.Rb4#
- 1...Rh1
- 2.Rb4#
- 1...Rc2
- 2.Rd3#
- 1...Rc3
- 2.bxc3#
- 1...Rc4
- 2.Sb3#
- 1...Ba2
- 2.Rd3#
- 1...Bc2
- 2.Rb4#
- 1...Bd3
- 2.Rxd3#
- 2.e3#
- 1...Sb5
- 2.Se6#
- 1...Sca6
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...Sba6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sd7
- 2.Sc6#
- 1...Rxc5
- 1.Rb6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- R(b);S_CUTB(a)::R1(D)
- R(b);OGATE::P(A),XR(b)
- R(b);SBLOCK::S(B)
- R(b);SBLOCK,XP(G)::B(K)
- B(a);N_GUARD::R1(D)
- S(g);XR(I)::S(J),XS(g)
- S(h);N_GUARD::S(J)
- S(h);N_GUARD::S(J),XS(h)
- P(f);OGATE,XP(F)::QAB(E)
- Tries
- Try
- R(I);
- Vars
- R(b);SBLOCK,XP(G)::B(K)
- S(g);N_GUARD,XR(I)::S(J)
- S(h);N_GUARD,XR(I)::S(J)
- P(f);OGATE,XP(F)::QAB(E)
- R(b);N_GUARD::R(I)
- R(b);N_GUARD,P_PINR(D)::R(I)
- R(b);S_CUTB(a)::R1(D)
- R(b);OGATE::P(A),XR(b)
- R(b);SBLOCK::S(B)
- B(a);N_GUARD::R1(D)
- S(g);N_GUARD::S(J)
- S(g);N_GUARD::S(J),XS(g)
- S(h);N_GUARD::S(J),XS(h)
- S(h);N_GUARD::S(J)
- Refutation
- B(a);
- Try
- R(I);
- Threat
- B(K)
- Vars
- S(h);XR(I)::S(J),XS(h)
- S(g);N_GUARD::S(J),XS(g)
- S(g);N_GUARD::S(J)
- Refutation
- S(h);
- Try
- Q(E);
- Threat
- DUALS(2)
- Refutation
- P(f);N_SPINP(d),XQ(E)
- Try
- P(A);
- Threat
- B(K)
- Vars
- S(g);XR(I)::S(J),XS(g)
- S(h);N_GUARD::S(J),XS(h)
- S(h);N_GUARD::S(J)
- Refutation
- S(g);
- Try
- Actual
- R(I);
- Vars
- R(b);SBLOCK,XP(G)::B(K)
- P(f);OGATE,XP(F)::QAB(E)
- R(b);N_GUARD::R(I)
- R(b);N_GUARD,P_PINR(D)::R(I)
- R(b);S_CUTB(a)::R1(D)
- R(b);OGATE::P(A),XR(b)
- R(b);SBLOCK::S(B)
- B(a);N_GUARD::R1(D)
- B(a);S_CUTR(b)::R(I)
- S(g);N_GUARD::S(J)
- S(g);N_GUARD::S(J),XS(g)
- S(h);N_GUARD::S(J)
- S(h);N_GUARD::S(J),XS(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).