MESON Chess Problem Database
Problem Display
PID: 41226 (1Q6/r2B2B1/q2n4/3p2N1/1p1n1k1P/Rb2N1Rp/1b2P2P/7K w - - 0 1)
Szoghy, Jozsef
Nepszava, 1934
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Qxe2
- 2.Qxd6#
- 1...Qd3
- 2.Qxd6#
- 1...Qc4
- 2.Qxd6#
- 1...Qb5
- 2.Qxd6#
- 1...Qb7
- 2.Qxd6#
- 1...Qc8
- 2.Qxd6#
- 1...Qxa3
- 2.Qxd6#
- 1...Qa4
- 2.Qxd6#
- 1...Qa5
- 2.Qxd6#
- 1...Bd1
- 2.Sxd5#
- 2.Rg4#
- 1...Ba2
- 2.Rg4#
- 1...Bc2
- 2.Sxd5#
- 2.Rg4#
- 1...Ba4
- 2.Sxd5#
- 2.Rg4#
- 1...Bc4
- 2.Rg4#
- 1...Sc2
- 2.Rf3#
- 1...Sxe2
- 2.Rf3#
- 1...Sf3
- 2.Rxf3#
- 1...Sb5
- 2.Rf3#
- 1...Sf5
- 2.Rf3#
- 1...Sc6
- 2.Rf3#
- 1...Se6
- 2.Rf3#
- 1...Qxe2
- Tries
- 1.Bxh3?
- threat
- 2.Sg2#
- 1...Qxe2
- 2.Qxd6#
- 1...Rxg7!
- threat
- 1.Bf5?
- threat
- 2.Sxh3#
- 1...Sxf5
- 2.Rf3#
- 1...Sf3
- 2.Rxf3#
- 1...Rxg7!
- threat
- 1.Bxd4?
- threat
- 2.Rf3#
- 2.Rg4#
- 1...Qxe2
- 2.Qxd6#
- 1...Bxd4!
- threat
- 1.Rxb3?
- threat
- 2.Sxd5#
- 2.Rg4#
- 1...Qxe2
- 2.Sxd5#
- 2.Qxd6#
- 1...Rxd7
- 2.Rg4#
- 1...Sxb3
- 2.Sxd5#
- 2.Rf3#
- 1...Qd3
- 2.Sxd5#
- 2.Qxd6#
- 1...Qc4
- 2.Rg4#
- 2.Qxd6#
- 1...Qb5
- 2.Rg4#
- 2.Qxd6#
- 1...Qb7
- 2.Rg4#
- 2.Qxd6#
- 1...Qa5
- 2.Rg4#
- 2.Qxd6#
- 1...Qc6
- 2.Rg4#
- 1...Bc3
- 2.Sxd5#
- 1...Se6
- 2.Rf3#
- 2.Rg4#
- 1...Qa1+!
- threat
- 1.Rxh3?
- threat
- 2.Sg2#
- 1...Qxe2
- 2.Qxd6#
- 1...Sf5
- 2.Rf3#
- 1...Se6
- 2.Rf3#
- 1...Rxd7!
- threat
- 1.Qe8?
- threat
- 2.Sxh3#
- 2.Be5#
- 2.Rg4#
- 2.Qe5#
- 1...Qxe2
- 2.Sxh3#
- 2.Be5#
- 2.Qe5#
- 1...Sxe2
- 2.Sxh3#
- 2.Rf3#
- 2.Rg4#
- 1...Sc2
- 2.Sxh3#
- 2.Rf3#
- 2.Rg4#
- 1...Sf3
- 2.Sxh3#
- 2.Rxf3#
- 2.Rg4#
- 1...S4b5
- 2.Sxh3#
- 2.Rf3#
- 2.Rg4#
- 1...S4f5
- 2.Sxh3#
- 2.Rf3#
- 2.Rg4#
- 1...Sc6
- 2.Sxh3#
- 2.Rf3#
- 2.Rg4#
- 1...Se6
- 2.Rf3#
- 1...Sc4
- 2.Sxd5#
- 2.Sxh3#
- 2.Rg4#
- 1...Se4
- 2.Sxh3#
- 2.Be5#
- 2.Qe5#
- 1...Sf7
- 2.Sxh3#
- 2.Rg4#
- 1...Sxe8!
- threat
- 1.Qh8?
- threat
- 2.Be5#
- 1...Sxe2
- 2.Rf3#
- 1...Sf3
- 2.Rxf3#
- 1...Sc2
- 2.Rf3#
- 1...S4b5
- 2.Rf3#
- 1...S4f5
- 2.Rf3#
- 1...Sc6
- 2.Rf3#
- 1...Se6
- 2.Rf3#
- 1...Sc4
- 2.Sxd5#
- 1...Sf7!
- threat
- 1.Bxh3?
- Keys
- 1.Qxb4!
- threat
- 2.Rf3#
- 1...Qxe2
- 2.Qxd6#
- 1...Qc4
- 2.Qxd6#
- 1...Bc4
- 2.Rg4#
- 1...Sc4
- 2.Sxd5#
- 1...Se4
- 2.Sxh3#
- threat
- 1.Qxb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 15
- Sets
- Q(h);N_GUARD,XP(B)::QAB(K),XS(i)
- Q(h);N_GUARD::QAB(K),XS(i)
- Q(h);N_GUARD,XR(D)::QAB(K),XS(i)
- B(b);::R1(F)
- S(e);N_GUARD::R1(F)
- S(e);N_GUARD,XP(B)::R1(F)
- S(e);N_GUARD::R1(F),XS(e)
- Tries
- Try
- B(I);XP(c)
- Threat
- S(E)
- Vars
- Q(h);N_GUARD,XP(B)::QAB(K),XS(i)
- Refutation
- R(j);XB(J)
- Try
- B(I);
- Threat
- S(H),XP(c)
- Vars
- S(e);N_GUARD,XB(I)::R1(F)
- S(e);N_GUARD::R1(F),XS(e)
- Refutation
- R(j);XB(J)
- Try
- B(J);XS(e)
- Threat
- DUALS(2)
- Vars
- Q(h);N_GUARD,XP(B)::QAB(K),XS(i)
- Refutation
- B(a);XB(J)
- Try
- R(D);XB(b)
- Threat
- DUALS(2)
- Vars
- R(j);XB(I)::R1(F)
- Q(h);::R1(F)
- B(a);::S(E),XP(g)
- Refutation
- Q(h);CHECK
- Try
- R(F);XP(c)
- Threat
- S(E)
- Vars
- Q(h);N_GUARD,XP(B)::QAB(K),XS(i)
- S(e);N_GUARD::R1(F)
- Refutation
- R(j);XB(I)
- Try
- Q(K);N_PINS(i)
- Threat
- DUALS(4)
- Vars
- S(e);N_GUARD::R1(F)
- Refutation
- S(i);XQ(K)
- Try
- Q(K);N_PINS(i)
- Threat
- B(J)
- Vars
- S(e);N_GUARD,XP(B)::R1(F)
- S(e);N_GUARD::R1(F),XS(e)
- S(e);N_GUARD::R1(F)
- S(i);S_CUTB(b)::S(E),XP(g)
- Refutation
- S(i);
- Try
- Actual
- Q(K);N_PINS(i),P_PINS(e),XP(d)
- Threat
- R1(F)
- Vars
- Q(h);N_GUARD,XP(B)::QAB(K),XS(i)
- Q(h);N_GUARD,N_SPINS(e)::QAB(K),XS(i)
- B(b);N_SPINS(e)::R1(F)
- S(i);N_SPINS(e),S_CUTB(b)::S(E),XP(g)
- S(i);N_SPINS(e),SBLOCK::S(H),XP(c)
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).