MESON Chess Problem Database
Problem Display
PID: 198826 (8/3B4/3p4/3k4/4p1Rp/1NpPp2n/2PbP2B/3N1K2 w - - 0 1)
Neukomm, Gyula (Julius) R
Deutsche Tageszeitung, 1921
#2
9 + 8
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Sxc3#
- 1...Be1
- 2.Sxe3#
- 1...Sg1
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sf4
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...exd3
- 2.Rd4#
- 1...Bc1
- Tries
- 1.Kg2?
- 1...exd3
- 2.Rd4#
- 1...Bc1
- 2.Sxc3#
- 1...Be1
- 2.Sxe3#
- 1...Sg1
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...Sf4+!
- 1...exd3
- 1.Bg3?
- 1...exd3
- 2.Rd4#
- 1...Sf4
- 2.Rg5#
- 1...Bc1
- 2.Sxc3#
- 1...Be1
- 2.Sxe3#
- 1...Sg1
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...hxg3!
- 1...exd3
- 1.Bf4?
- 1...Sxf4
- 2.Rg5#
- 1...Bc1
- 2.Sxc3#
- 1...Be1
- 2.Sxe3#
- 1...Sg1
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...exd3!
- 1...Sxf4
- 1.Rg2?
- 1...Sf4
- 2.Rg5#
- 1...Bc1
- 2.Sxc3#
- 1...Be1
- 2.Sxe3#
- 1...Sg1
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...exd3!
- 1...Sf4
- 1.Rf4?
- threat
- 2.Rf5#
- 1...Ke5
- 2.Rf5#
- 1...exd3
- 2.Rd4#
- 1...Sxf4!
- threat
- 1.Rg6?
- threat
- 2.Rxd6#
- 1...Sf4
- 2.Rg5#
- 1...exd3!
- threat
- 1.Rg7?
- 1...Sf4
- 2.Rg5#
- 1...Bc1
- 2.Sxc3#
- 1...Be1
- 2.Sxe3#
- 1...Sg1
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...exd3!
- 1...Sf4
- 1.Rg8?
- 1...Sf4
- 2.Rg5#
- 1...Bc1
- 2.Sxc3#
- 1...Be1
- 2.Sxe3#
- 1...Sg1
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...exd3!
- 1...Sf4
- 1.Kg2?
- Keys
- 1.Sb2!
- threat
- 2.dxe4#
- 1...cxb2
- 2.c4#
- 1...exd3
- 2.Rd4#
- 1...Sf4
- 2.Rg5#
- 1...Sf2
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- threat
- 1.Sb2!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- B(a);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::R(H)
- S(d);N_GUARD::R(H),XS(d)
- P(e);OGATE,XP(G)::R1(H)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- P(e);OGATE,XP(G)::R1(H)
- B(a);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::R(H)
- S(d);N_GUARD::R(H),XS(d)
- Refutation
- S(d);CHECK
- Try
- B(E);
- Vars
- P(e);OGATE,XP(G)::R1(H)
- S(d);N_GUARD::R(H)
- B(a);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::R(H),XS(d)
- Refutation
- P(f);XB(E)
- Try
- B(E);
- Vars
- S(d);N_GUARD,XB(E)::R(H)
- B(a);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::R(H)
- S(d);N_GUARD::R(H),XS(d)
- Refutation
- P(e);XP(G)
- Try
- R(H);
- Vars
- S(d);N_GUARD::R(H)
- B(a);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::R(H),XS(d)
- Refutation
- P(e);XP(G)
- Try
- R(H);
- Threat
- R(H)
- Vars
- K(g);P-FLIGHT::B(E)+R(H),DCHECK
- P(e);OGATE,XP(G)::R1(H)
- Refutation
- S(d);XR(H)
- Try
- R(H);
- Threat
- R1(H),XP(h)
- Vars
- S(d);N_GUARD::R(H)
- Refutation
- P(e);XP(G)
- Try
- R(H);
- Vars
- S(d);N_GUARD::R(H)
- B(a);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::R(H),XS(d)
- Refutation
- P(e);XP(G)
- Try
- R(H);
- Vars
- S(d);N_GUARD::R(H)
- B(a);N_GUARD::S(A),XP(b)
- B(a);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::R(H),XS(d)
- Refutation
- P(e);XP(G)
- Try
- Actual
- S(A);
- Threat
- P(G),XP(e)
- Vars
- P(b);OGATE,XS(A)::P(C)
- P(e);OGATE,XP(G)::R1(H)
- S(d);N_GUARD::R(H)
- S(d);N_GUARD::R(H),XS(d)
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).