MESON Chess Problem Database
Problem Display
PID: 95818 (q1BBRK2/2rp2p1/4N3/2p1kN1R/2P5/3P4/5bn1/5Q2 w - - 0 1)
Paros, Gyorgy
L'Italia Scacchistica, 1937
#2
10 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Bg1
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Be3
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Bg3
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Bd4
- 2.Sexd4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Bh4
- 2.Sg5#
- 1...d6
- 2.Sfxg7#
- 1...Be1
- Tries
- 1.Sfd4+?
- 1...Kd6
- 2.Bxc7#
- 2.Be7#
- 1...g5!
- 1...Kd6
- 1.Qe2+?
- 1...Qe4
- 2.Qxe4#
- 1...Se3
- 2.Qb2#
- 1...Be3!
- 1...Qe4
- 1.Qxf2?
- threat
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 2.Qb2#
- 1...Rxc8
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sexg7#
- 2.Qb2#
- 1...dxe6
- 2.Rxe6#
- 1...g5
- 2.Sed4#
- 2.Sxc5#
- 2.Sxg5#
- 2.Sxc7#
- 2.Seg7#
- 1...Qf3
- 2.Qb2#
- 1...Qe4
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Qc6
- 2.Qb2#
- 1...Qb7
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Qa1
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Qa2
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Qa3
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Qa5
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Qa6
- 2.Qb2#
- 1...Qb8
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Sexg7#
- 1...Rc6
- 2.Qb2#
- 1...Ra7
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sexg7#
- 2.Qb2#
- 1...Rb7
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sexg7#
- 1...Sf4
- 2.Sxf4#
- 2.Qb2#
- 2.Qxf4#
- 1...d5
- 2.Sxc7#
- 1...d6
- 2.Sfxg7#
- 2.Sxc7#
- 2.Qb2#
- 1...g6
- 2.Sed4#
- 2.Sf4#
- 2.Sxc5#
- 2.Sg5#
- 2.Sxc7#
- 2.Seg7#
- 2.Qb2#
- 1...Qd5!
- threat
- 1.Sfd4+?
- Keys
- 1.Kxg7!
- threat
- 2.Bf6#
- 1...dxe6+
- 2.Bxc7#
- 1...d5+
- 2.Bxc7#
- 1...d6+
- 2.Se7#
- 1...Bh4
- 2.Sg5#
- threat
- 1.Kxg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(a);::R(I)+S(F)
- P(f);SBLOCK::R(E)+S(D),XP(g)
- Tries
- Try
- S(D);CHECK
- Refutation
- P(g);P_SPINP(g)
- Try
- Q(A);CHECK
- Vars
- Q(h);N_GUARD,P_SPINQ(h)::QAR1(A),XQ(h)
- S(b);P_SPINS(b),S_CUTB(a)::QAB(A)
- Refutation
- B(a);P_SPINB(a)
- Try
- Q(A);XB(a)
- Threat
- DUALS(7)
- Vars
- P(f);OGATE,P_SPINP(f),XS(F)::R1(I),XP(f)
- Q(h);P_PINS(D)::QAB(A)
- Q(h);::QAB(A)
- R(e);::QAB(A)
- P(f);::R(I)+S(F),XR(e)
- Refutation
- Q(h);
- Try
- Actual
- K(J);S_FLIGHT,XP(g)
- Threat
- B(H)
- Vars
- P(f);CHECK,N_GUARD,P_SPINP(f),XS(F)::B(H),XR(e)
- P(f);CHECK,N_GUARD::B(H),XR(e)
- P(f);CHECK,SBLOCK::R(E)+S(D)
- B(a);::R(I)+S(F)
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).