MESON Chess Problem Database
Problem Display
PID: 255883 (8/3N1K2/2pp4/1nPRP1b1/4k1P1/6P1/B3PB2/2N5 w - - 0 1)
Mohl, Josef
Wiener Schachzeitung, 1936
#2
11 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bxc1
- 2.Sf6#
- 1...Bd2
- 2.Sf6#
- 1...Be3
- 2.Sf6#
- 1...Bf4
- 2.Sf6#
- 1...Bf6
- 2.Sxf6#
- 1...Bh6
- 2.Sf6#
- 1...Sa3
- 2.Rd4#
- 1...Sc3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sa7
- 2.Rd4#
- 1...Sc7
- 2.Rd4#
- 1...cxd5
- 2.Bb1#
- 1...dxc5
- 2.Sxc5#
- 1...dxe5
- 2.Rxe5#
- 1...Bxc1
- Tries
- 1.Ke6?
- threat
- 2.Bb1#
- 1...Sd4+
- 2.Rxd4#
- 1...Sa3
- 2.Rd4#
- 1...Sc3
- 2.Rd4#
- 1...Sc7+!
- threat
- 1.Rd1?
- threat
- 2.Bb1#
- 1...Sa3
- 2.Rd4#
- 1...Sc3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Bd2!
- threat
- 1.Rd2?
- threat
- 2.Bb1#
- 1...Sa3
- 2.Rd4#
- 1...Sc3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Bxd2!
- threat
- 1.Rxd6?
- threat
- 2.Bb1#
- 1...Sa3
- 2.Rd4#
- 1...Sc3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sxd6+!
- threat
- 1.cxd6?
- threat
- 2.Sc5#
- 1...cxd5
- 2.Bb1#
- 1...Be3
- 2.Sf6#
- 1...c5
- 2.Sxc5#
- 1...Sxd6+!
- threat
- 1.exd6?
- threat
- 2.Re5#
- 1...cxd5
- 2.Bb1#
- 1...Be3
- 2.Sf6#
- 1...Bf4
- 2.Sf6#
- 1...Bf6
- 2.Sxf6#
- 1...Sxd6+!
- threat
- 1.Ke6?
- Keys
- 1.Sb3!
- 1...Kxd5
- 2.Sd2#
- 1...cxd5
- 2.Bb1#
- 1...dxc5
- 2.Sbxc5#
- 1...dxe5
- 2.Rxe5#
- 1...Bh4
- 2.Sd2#
- 1...Bc1
- 2.Sf6#
- 1...Bd2
- 2.Sxd2#
- 2.Sf6#
- 1...Be3
- 2.Sf6#
- 1...Bf4
- 2.Sf6#
- 1...Bf6
- 2.Sd2#
- 2.Sxf6#
- 1...Bh6
- 2.Sf6#
- 1...Be7
- 2.Sd2#
- 1...Bd8
- 2.Sd2#
- 1...Sa3
- 2.Rd4#
- 1...Sc3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sa7
- 2.Rd4#
- 1...Sc7
- 2.Rd4#
- 1...Kxd5
- 1.Sb3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- B(c);N_GUARD,XS(A)::S(J)
- B(c);N_GUARD::S(J)
- B(c);N_GUARD::S(J),XB(c)
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
- P(d);SBLOCK,XR(H)::B(B)
- P(e);XP(G)::S(J),XP(e)
- P(e);OGATE,XP(I)::R1(H),XP(e)
- Tries
- Try
- K(K);S_FLIGHT
- Threat
- B(B)
- Vars
- S(b);CHECK,N_GUARD::R1(H),XS(b)
- S(b);N_GUARD::R1(H)
- Refutation
- S(b);CHECK
- Try
- R(H);
- Threat
- B(B)
- Vars
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
- Refutation
- B(c);
- Try
- R(H);
- Threat
- B(B)
- Vars
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
- Refutation
- B(c);XR(H)
- Try
- R(H);XP(e)
- Threat
- B(B)
- Vars
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
- Refutation
- S(b);CHECK,XR(H)
- Try
- P(G);XP(e)
- Threat
- S(J)
- Vars
- P(d);SBLOCK,XR(H)::B(B)
- B(c);N_GUARD::S(J)
- P(d);::S(J),XP(d)
- Refutation
- S(b);CHECK,XP(G)
- Try
- P(I);XP(e)
- Threat
- R1(H)
- Vars
- P(d);SBLOCK,XR(H)::B(B)
- B(c);N_GUARD::S(J)
- B(c);N_GUARD::S(J),XB(c)
- Refutation
- S(b);CHECK,XP(I)
- Try
- Actual
- S(A);
- Vars
- K(a);S_CUTB(c),S_FLIGHT,XR(H)::B(B)+S(A)
- P(d);SBLOCK,XR(H)::B(B)
- P(e);XP(G)::S(A),XP(e)
- P(e);OGATE,XP(I)::R1(H),XP(e)
- B(c);N_GUARD::S(A)
- B(c);N_GUARD::S(J)
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
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).