MESON Chess Problem Database
Problem Display
PID: 93311 (8/B1p5/prp4p/R3b2b/1N2PkpQ/3P2R1/6P1/5Kn1 w - - 0 1)
Kardos, Tivadar
Skakbladet, 1947
#2
9 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxb4
- 2.Be3#
- 1...Rb5
- 2.Be3#
- 1...Rb7
- 2.Be3#
- 1...Rb8
- 2.Be3#
- 1...Ba1
- 2.Rf5#
- 1...Bb2
- 2.Rf5#
- 1...Bc3
- 2.Rf5#
- 1...Bd4
- 2.Rf5#
- 1...Bd6
- 2.Rf5#
- 1...Bf6
- 2.Rf5#
- 1...Bg7
- 2.Rf5#
- 1...Bh8
- 2.Rf5#
- 1...Bg6
- 2.Qxg4#
- 1...Bf7
- 2.Qxg4#
- 1...Be8
- 2.Qxg4#
- 1...Se2
- 2.Rf3#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...c5
- 2.Sd5#
- 1...Rxb4
- Tries
- 1.Ke1?
- 1...Sf3+
- 2.Rxf3#
- 1...Rxb4
- 2.Be3#
- 1...Rb5
- 2.Be3#
- 1...Rb7
- 2.Be3#
- 1...Rb8
- 2.Be3#
- 1...Ba1
- 2.Rf5#
- 1...Bb2
- 2.Rf5#
- 1...Bd4
- 2.Rf5#
- 1...Bd6
- 2.Rf5#
- 1...Bf6
- 2.Rf5#
- 1...Bg7
- 2.Rf5#
- 1...Bh8
- 2.Rf5#
- 1...Bg6
- 2.Qxg4#
- 1...Bf7
- 2.Qxg4#
- 1...Be8
- 2.Qxg4#
- 1...Se2
- 2.Rf3#
- 1...Sh3
- 2.Rf3#
- 1...c5
- 2.Sd5#
- 1...Bc3+!
- 1...Sf3+
- 1.Sxc6?
- 1...Rxc6
- 2.Be3#
- 1...Sf3
- 2.Rxf3#
- 1...Rb2
- 2.Be3#
- 1...Rb3
- 2.Be3#
- 1...Rb4
- 2.Be3#
- 1...Rb5
- 2.Be3#
- 1...Rb7
- 2.Be3#
- 1...Rb8
- 2.Be3#
- 1...Ba1
- 2.Rf5#
- 1...Bb2
- 2.Rf5#
- 1...Bc3
- 2.Rf5#
- 1...Bd4
- 2.Rf5#
- 1...Bd6
- 2.Rf5#
- 1...Bf6
- 2.Rf5#
- 1...Bg7
- 2.Rf5#
- 1...Bh8
- 2.Rf5#
- 1...Bg6
- 2.Qxg4#
- 1...Bf7
- 2.Qxg4#
- 1...Be8
- 2.Qxg4#
- 1...Se2
- 2.Rf3#
- 1...Sh3
- 2.Rf3#
- 1...Rb1+!
- 1...Rxc6
- 1.Bxb6?
- threat
- 2.Be3#
- 1...c5
- 2.Sd5#
- 1...Bd4
- 2.Rf5#
- 1...Sf3
- 2.Rxf3#
- 1...cxb6!
- threat
- 1.Rh3?
- 1...Rxb4
- 2.Be3#
- 1...Sf3
- 2.Rxf3#
- 1...c5
- 2.Sd5#
- 1...Rb5
- 2.Be3#
- 1...Rb7
- 2.Be3#
- 1...Rb8
- 2.Be3#
- 1...Ba1
- 2.Rf5#
- 2.Qg3#
- 1...Bb2
- 2.Rf5#
- 2.Qg3#
- 1...Bc3
- 2.Rf5#
- 2.Qg3#
- 1...Bd4
- 2.Rf5#
- 2.Qg3#
- 1...Bd6
- 2.Rf5#
- 2.Qg3#
- 2.Qf6#
- 1...Bf6
- 2.Rf5#
- 2.Qg3#
- 2.Qxf6#
- 1...Bg7
- 2.Rf5#
- 2.Qg3#
- 1...Bh8
- 2.Rf5#
- 2.Qg3#
- 1...Bg6
- 2.Qxh6#
- 1...Bf7
- 2.Qxh6#
- 1...Be8
- 2.Qxh6#
- 1...Se2
- 2.Rf3#
- 1...Sxh3!
- 1...Rxb4
- 1.Rxg4+?
- 1...Ke3
- 2.Qf2#
- 1...Bxg4!
- 1...Ke3
- 1.Ke1?
- Keys
- 1.Re3!
- 1...Kxe3
- 2.Qf2#
- 1...Rxb4
- 2.g3#
- 1...c5
- 2.Sd5#
- 1...Rb5
- 2.g3#
- 1...Rb7
- 2.g3#
- 1...Rb8
- 2.g3#
- 1...Ba1
- 2.Qg3#
- 1...Bb2
- 2.Qg3#
- 1...Bc3
- 2.Qg3#
- 1...Bd4
- 2.Qg3#
- 1...Bd6
- 2.Qg3#
- 1...Bf6
- 2.Qg3#
- 1...Bg7
- 2.Qg3#
- 1...Bh8
- 2.Qg3#
- 1...Bg6
- 2.Qxh6#
- 1...Bf7
- 2.Qxh6#
- 1...Be8
- 2.Qxh6#
- 1...Se2
- 2.Rf3#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Kxe3
- 1.Re3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 15
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(g);OGATE,XS(E)::B(I)
- R(g);OGATE::B(I)
- B(d);OGATE::R1(H)
- B(e);N_GUARD::QAR1(G),XP(c)
- S(a);N_GUARD::R1(D)
- S(a);N_GUARD::R1(D),XS(a)
- P(h);N_GUARD::S(E)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- S(a);CHECK,N_GUARD::R1(D),XS(a)
- R(g);OGATE,XS(E)::B(I)
- R(g);OGATE::B(I)
- B(d);OGATE::R1(H)
- B(e);N_GUARD::QAR1(G),XP(c)
- S(a);N_GUARD::R1(D)
- P(h);N_GUARD::S(E)
- Refutation
- B(d);CHECK
- Try
- S(E);XP(h)
- Vars
- R(g);OGATE,XS(E)::B(I)
- S(a);N_GUARD::R1(D),XS(a)
- R(g);OGATE::B(I)
- B(d);OGATE::R1(H)
- B(e);N_GUARD::QAR1(G),XP(c)
- S(a);N_GUARD::R1(D)
- Refutation
- R(g);CHECK
- Try
- B(I);XR(g)
- Threat
- B(I)
- Vars
- P(h);N_GUARD::S(E)
- B(d);OGATE::R1(H)
- S(a);N_GUARD::R1(D),XS(a)
- Refutation
- P(j);XB(I)
- Try
- R(D);
- Vars
- R(g);OGATE,XS(E)::B(I)
- S(a);N_GUARD::R1(D),XS(a)
- P(h);N_GUARD::S(E)
- R(g);OGATE::B(I)
- B(e);OGATE::QAB(G),XP(i)
- S(a);N_GUARD::R1(D)
- Refutation
- S(a);XR(D)
- Try
- R(D);CHECK,XP(c)
- Vars
- K(b);P_SPINR(g),S_FLIGHT::QAB1(G)
- Refutation
- B(e);P_SPINB(e),XR(D)
- Try
- Actual
- R(D);
- Vars
- K(b);N_SPINP(c),P_SPINR(g),S_FLIGHT,XR(D)::QAB1(G)
- R(g);XS(E)::P(B)
- P(h);N_GUARD::S(E)
- R(g);::P(B)
- B(d);::QAB1(G)
- B(e);OGATE::QAB(G),XP(i)
- S(a);N_GUARD::R1(D)
- S(a);N_GUARD::R1(D),XS(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).