MESON Chess Problem Database
Problem Display
PID: 41229 (2K1R3/B1Q3p1/3PNp2/3p2P1/4k1P1/R1bN4/npq1p1P1/1B1br2n w - - 0 1)
Szoghy, Jozsef
Schach-Echo, 1935
#2
12 + 12
| 5454 | Near Snap | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qb3
- 2.Sd4#
- 1...Qc1
- 2.Sd4#
- 1...Qd2
- 2.Sd4#
- 1...Bd2
- 2.Sd4#
- 2.Sef4#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...Bb4
- 2.Sd4#
- 2.Sef4#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...Bd4
- 2.Sxd4#
- 2.Sec5#
- 1...Ba5
- 2.Sd4#
- 2.Sef4#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...Be5
- 2.Sdc5#
- 1...d4
- 2.Sef4#
- 1...Qb3
- Tries
- 1.Sf2+?
- 1...Ke5
- 2.d7#
- 1...Sxf2!
- 1...Ke5
- 1.Sdc5+?
- 1...Ke5
- 2.d7#
- 1...Ke3!
- 1...Ke5
- 1.Bxc2?
- threat
- 2.Sd4#
- 1...Bd4
- 2.Sxd4#
- 2.Sec5#
- 1...d4
- 2.Sef4#
- 1...Be5
- 2.Sf2#
- 2.Sdc5#
- 1...Bxc2!
- threat
- 1.Be3?
- threat
- 2.Sec5#
- 1...Kxd3
- 2.Sf4#
- 1...d4
- 2.Sef4#
- 1...Be5
- 2.Sdc5#
- 1...Kxe3!
- threat
- 1.Qxc3?
- threat
- 2.Sdc5#
- 2.Sd4#
- 2.Sef4#
- 2.Sec5#
- 2.Sc7#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...Qxd3
- 2.Bxd3#
- 2.Qd4#
- 1...Sxc3
- 2.Sef4#
- 1...d4
- 2.Sef4#
- 2.Sc7#
- 1...Qa4
- 2.Sf2#
- 2.Sdc5#
- 2.Sec5#
- 1...g6
- 2.Sdc5#
- 2.Sd4#
- 2.Sef4#
- 2.Sec5#
- 2.Sc7#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Qxc3+!
- threat
- 1.Qc4+?
- 1...Bd4
- 2.Sxd4#
- 2.Sef4#
- 2.Sec5#
- 2.Sc7#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...d4
- 2.Sxd4#
- 2.Sef4#
- 2.Sec5#
- 2.Sc7#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...dxc4!
- 1...Bd4
- 1.Qc5?
- threat
- 2.Qe3#
- 1...Kxd3
- 2.Qd4#
- 2.Qxd5#
- 1...d4
- 2.Sef4#
- 1...Qc1
- 2.Sd4#
- 1...Qd2
- 2.Sd4#
- 1...Bd2
- 2.Sd4#
- 2.Sef4#
- 2.Sc7#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...Bb4
- 2.Sd4#
- 2.Sef4#
- 2.Sc7#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...Bd4
- 2.Sxd4#
- 1...Ba5
- 2.Sd4#
- 2.Sef4#
- 2.Sc7#
- 2.Sxg7#
- 2.Sd8#
- 2.Sf8#
- 1...Be5!
- threat
- 1.Sf2+?
- Keys
- 1.Qb6!
- threat
- 2.Qe3#
- 1...Bd2+
- 2.Sc7#
- 1...Bb4+
- 2.Sc7#
- 1...Bd4+
- 2.Sec5#
- 1...Ba5+
- 2.Sc7#
- 1...Be5+
- 2.Sdc5#
- 1...Kxd3
- 2.Qd4#
- 1...d4
- 2.Sef4#
- 1...Qc1
- 2.Sd4#
- 1...Qd2
- 2.Sd4#
- threat
- 1.Qb6!
Anticipated by 157666(1934)
This anticipates 10446(1964)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- Q(f);::R(L)+S(H)
- B(h);P_PINQ(J),SBLOCK::S(D)
- P(j);S_CUTB(h)::R(L)+S(H)
- Tries
- Try
- S(D);CHECK,P_PINQ(f)
- Vars
- K(i);N_SPINQ(f),P-FLIGHT::QAB(J)+P(G)
- Refutation
- S(c);XS(D)
- Try
- S(D);CHECK,P_PINQ(f)
- Vars
- K(i);N_SPINQ(f),P-FLIGHT::QAB(J)+P(G)
- Refutation
- K(i);N_SPINQ(f),P-FLIGHT,P_SPINB(h)
- Try
- B(A);XQ(f)
- Threat
- R(L)+S(H)
- Vars
- P(j);S_CUTB(h)::R(L)+S(H)
- Refutation
- B(a);XB(A)
- Try
- B(I);
- Threat
- R(L)+S(H),DCHECK
- Vars
- K(i);P_SPINB(h),P_SPINQ(f),S_FLIGHT,XS(D)::S(H)
- P(j);S_CUTB(h)::R(L)+S(H)
- B(h);P_PINQ(J),SBLOCK::S(D)
- Refutation
- K(i);P-FLIGHT,XB(I)
- Try
- Q(J);P_SPINQ(J),XB(h)
- Threat
- DUALS(8)
- Vars
- S(d);XQ(J)::R(L)+S(H)
- Refutation
- Q(f);CHECK,XQ(J)
- Try
- Q(J);CHECK
- Refutation
- P(j);XQ(J)
- Try
- Q(J);
- Threat
- QAR1(J)
- Vars
- P(j);S_CUTB(h)::R(L)+S(H)
- Q(f);::R(L)+S(H)
- B(h);P_PINQ(J)::R(L)+S(H),XB(h)
- Refutation
- B(h);P_PINQ(J)
- Try
- Actual
- Q(J);
- Threat
- QAR1(J)
- Vars
- B(h);CHECK,N_GUARD::R(L)+S(H)
- B(h);CHECK,SBLOCK::R(L)+S(H),DCHECK
- B(h);CHECK,SBLOCK::S(D)
- K(i);P_SPINB(h),P_SPINQ(f),S_FLIGHT,XS(D)::QAR1(J)
- P(j);S_CUTB(h)::R(L)+S(H)
- Q(f);::R(L)+S(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).