MESON Chess Problem Database
Problem Display
PID: 201679 (1n4B1/p2p2R1/P4B1K/1PN1P2p/1P1k4/8/N2P1rp1/5bQn w - - 0 1)
Simay-Molnar, Aladar
Western Morning News and Mercury, 1922
(First published on Sat Jun 10 1922)
#2
12 + 9
| 6490 | yacpdb | 2020 |
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Be2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bxb5
- 2.Qa1#
- 1...Sg3
- 2.Qxf2#
- 1...Sxa6
- 2.Rxd7#
- 1...Sc6
- 2.Rxd7#
- 1...h4
- 2.Rg4#
- 1...d5
- 2.exd5 ep#
- 1...d6
- 2.exd6#
- 1...Be2
- Tries
- 1.Kg5?
- 1...Bxb5
- 2.Qa1#
- 1...Sxa6
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...Be2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Sg3
- 2.Qxf2#
- 1...Sc6
- 2.Rxd7#
- 1...d6
- 2.exd6#
- 1...h4!
- 1...Bxb5
- 1.Kh7?
- 1...Bxb5
- 2.Qa1#
- 1...Sxa6
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...h4
- 2.Rg4#
- 1...Be2
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Sg3
- 2.Qxf2#
- 1...Sc6
- 2.Rxd7#
- 1...d6
- 2.exd6#
- 1...Bd3+!
- 1...Bxb5
- 1.Sc1?
- threat
- 2.S1b3#
- 1...d5
- 2.exd5 ep#
- 1...Bc4!
- threat
- 1.Bb3?
- threat
- 2.e6#
- 1...Sc6
- 2.Rxd7#
- 1...Bc4!
- threat
- 1.Be6?
- 1...Bxb5
- 2.Qa1#
- 1...Sxa6
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...h4
- 2.Rg4#
- 1...Be2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Sg3
- 2.Qxf2#
- 1...Sc6
- 2.Rxd7#
- 1...d6
- 2.exd6#
- 1...dxe6!
- 1...Bxb5
- 1.Re7?
- 1...Bxb5
- 2.Qa1#
- 1...Sxa6
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...Sc6
- 2.Rxd7#
- 1...Be2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Sg3
- 2.Qxf2#
- 1...d6
- 2.exd6#
- 1...h4!
- 1...Bxb5
- 1.Rh7?
- 1...Bxb5
- 2.Qa1#
- 1...Sxa6
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...Sc6
- 2.Rxd7#
- 1...Be2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Sg3
- 2.Qxf2#
- 1...d6
- 2.exd6#
- 1...h4!
- 1...Bxb5
- 1.b6?
- 1...Bxa6
- 2.Qa1#
- 1...Sxa6
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...Sc6
- 2.Rxd7#
- 1...Be2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bb5
- 2.Qa1#
- 1...Sg3
- 2.Qxf2#
- 1...h4
- 2.Rg4#
- 1...d6
- 2.exd6#
- 1...axb6!
- 1...Bxa6
- 1.Kg5?
- Keys
- 1.Sc3!
- 1...Bxb5
- 2.Sxb5#
- 1...Sxa6
- 2.Rxd7#
- 1...d5
- 2.exd5 ep#
- 1...h4
- 2.Rg4#
- 1...Be2
- 2.Sxe2#
- 1...Bd3
- 2.Sb3#
- 1...Bc4
- 2.e6#
- 1...Sg3
- 2.Qxf2#
- 1...Sc6
- 2.Rxd7#
- 1...d6
- 2.exd6#
- 1...Bxb5
- 1.Sc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 4
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAB(A)
- B(a);OGATE,XP(E)::QAB(A)
- S(b);N_GUARD::QAB(A),XR(c)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- S(i);N_GUARD::R(K),XP(h)
- P(f);N_GUARD::R(K)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- P(h);OGATE::B(I)+P(G),XP(h)
- Tries
- Try
- K(J);S_FLIGHT
- Vars
- B(a);OGATE,XP(E)::QAB(A)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XR(c)
- S(i);N_GUARD::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h)
- Refutation
- P(f);
- Try
- K(J);P-FLIGHT
- Vars
- B(a);OGATE,XP(E)::QAB(A)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- P(f);N_GUARD::R(K)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XR(c)
- S(i);N_GUARD::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h)
- Refutation
- B(a);CHECK
- Try
- S(B);
- Threat
- S(B)
- Vars
- P(h);OGATE::B(I)+P(G),XP(h),EP
- Refutation
- B(a);
- Try
- B(L);
- Threat
- B(I)+P(G)
- Vars
- S(i);N_GUARD::R(K),XP(h)
- Refutation
- B(a);
- Try
- B(L);
- Vars
- B(a);OGATE,XP(E)::QAB(A)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- P(f);N_GUARD::R(K)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XR(c)
- S(i);N_GUARD::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h)
- Refutation
- P(h);XB(L)
- Try
- R(K);
- Vars
- B(a);OGATE,XP(E)::QAB(A)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- S(i);N_GUARD::R(K),XP(h)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XR(c)
- P(h);OGATE::B(I)+P(G),XP(h)
- Refutation
- P(f);
- Try
- R(K);
- Vars
- B(a);OGATE,XP(E)::QAB(A)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- S(i);N_GUARD::R(K),XP(h)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XR(c)
- P(h);OGATE::B(I)+P(G),XP(h)
- Refutation
- P(f);
- Try
- P(E);
- Vars
- B(a);OGATE,XP(H)::QAB(A)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- S(i);N_GUARD::R(K),XP(h)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XR(c)
- P(f);N_GUARD::R(K)
- P(h);OGATE::B(I)+P(G),XP(h)
- Refutation
- P(g);XP(E)
- Try
- Actual
- S(B);
- Vars
- B(a);XP(E)::S(B),XB(a)
- S(i);N_GUARD,XP(H)::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(h),EP
- P(f);N_GUARD::R(K)
- B(a);N_GUARD::S(B),XB(a)
- B(a);SBLOCK::S(F)
- B(a);SBLOCK::B(I)+P(G)
- S(b);N_GUARD::QAB(A),XR(c)
- S(i);N_GUARD::R(K),XP(h)
- P(h);OGATE::B(I)+P(G),XP(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).