MESON Chess Problem Database
Problem Display
PID: 77484 (5K2/1PRPpn1P/qp6/1p1kPP2/6N1/2P3N1/1Rp1ppp1/3B1QBb w - - 0 1)
Molnar, Arpad
1st Prize, Szoghy-70 JT, 1980-1981
#2
14 + 11
SOLUTION
- SOUND
- Sets
- 1...Qxb7
- 2.Rxb5#
- 1...Qa1
- 2.Rxb5#
- 1...Qa2
- 2.Rxb5#
- 1...Qa7
- 2.Rxb5#
- 1...Qa8+
- 2.bxa8Q#
- 2.bxa8B#
- 1...Sg5
- 2.d8Q#
- 2.d8R#
- 1...Sh6
- 2.d8Q#
- 2.d8R#
- 1...Sh8
- 2.d8Q#
- 2.d8R#
- 1...cxd1S
- 2.Rd2#
- 1...cxd1B
- 2.Rd2#
- 1...c1Q
- 2.Bb3#
- 1...c1B
- 2.Bb3#
- 1...c1R
- 2.Bb3#
- 2.Rd2#
- 1...exd1S
- 2.Qd3#
- 1...exd1B
- 2.Qd3#
- 1...exf1Q
- 2.Bf3#
- 1...exf1S
- 2.Bf3#
- 1...exf1B
- 2.Bf3#
- 1...exf1R
- 2.Bf3#
- 1...e1Q
- 2.Qd3#
- 1...e1B
- 2.Bf3#
- 2.Qd3#
- 1...e1R
- 2.Qd3#
- 1...fxg1Q
- 2.Qf3#
- 1...fxg1B
- 2.Qf3#
- 1...fxg1R
- 2.Qf3#
- 1...Qxb7
- Tries
- 1.Kxf7?
- threat
- 2.d8Q#
- 2.d8R#
- 1...Qxb7
- 2.Rxb5#
- 2.d8Q#
- 2.d8R#
- 1...cxd1Q
- 2.d8Q#
- 2.d8R#
- 1...cxd1S
- 2.Rd2#
- 2.d8Q#
- 2.d8R#
- 1...cxd1B
- 2.Rd2#
- 2.d8Q#
- 2.d8R#
- 1...cxd1R
- 2.d8Q#
- 2.d8R#
- 1...exd1Q
- 2.d8Q#
- 2.d8R#
- 1...exd1S
- 2.Qd3#
- 2.d8Q#
- 2.d8R#
- 1...exd1B
- 2.Qd3#
- 2.d8Q#
- 2.d8R#
- 1...exd1R
- 2.d8Q#
- 2.d8R#
- 1...exf1Q
- 2.Bf3#
- 2.d8Q#
- 2.d8R#
- 1...exf1S
- 2.Bf3#
- 2.d8Q#
- 2.d8R#
- 1...exf1B
- 2.Bf3#
- 2.d8Q#
- 2.d8R#
- 1...exf1R
- 2.Bf3#
- 2.d8Q#
- 2.d8R#
- 1...fxg1Q
- 2.Qf3#
- 2.d8Q#
- 2.d8R#
- 1...fxg1S
- 2.d8Q#
- 2.d8R#
- 1...fxg1B
- 2.Qf3#
- 2.d8Q#
- 2.d8R#
- 1...fxg1R
- 2.Qf3#
- 2.d8Q#
- 2.d8R#
- 1...gxf1Q
- 2.d8Q#
- 2.d8R#
- 1...gxf1S
- 2.d8Q#
- 2.d8R#
- 1...gxf1B
- 2.d8Q#
- 2.d8R#
- 1...gxf1R
- 2.d8Q#
- 2.d8R#
- 1...c1Q
- 2.Bb3#
- 2.d8Q#
- 2.d8R#
- 1...c1S
- 2.d8Q#
- 2.d8R#
- 1...c1B
- 2.Bb3#
- 2.d8Q#
- 2.d8R#
- 1...c1R
- 2.Bb3#
- 2.Rd2#
- 2.d8Q#
- 2.d8R#
- 1...e1Q
- 2.Qd3#
- 2.d8Q#
- 2.d8R#
- 1...e1S
- 2.d8Q#
- 2.d8R#
- 1...e1B
- 2.Bf3#
- 2.Qd3#
- 2.d8Q#
- 2.d8R#
- 1...e1R
- 2.Qd3#
- 2.d8Q#
- 2.d8R#
- 1...Qa1
- 2.Rxb5#
- 2.d8Q#
- 2.d8R#
- 1...Qa2
- 2.Rxb5#
- 2.d8Q#
- 2.d8R#
- 1...Qa4
- 2.d8Q#
- 2.d8R#
- 1...Qa5
- 2.d8Q#
- 2.d8R#
- 1...Qa7
- 2.Rxb5#
- 2.d8Q#
- 2.d8R#
- 1...Qa8
- 2.Rxb5#
- 2.bxa8Q#
- 2.bxa8B#
- 1...b4
- 2.d8Q#
- 2.d8R#
- 1...e6
- 2.d8Q#
- 2.d8R#
- 1...Qa3!
- threat
- 1.Qxe2?
- threat
- 2.Qd3#
- 2.Qf3#
- 2.Qd2#
- 2.Qe4#
- 1...Qa8+
- 2.bxa8Q#
- 2.bxa8B#
- 1...Sxe5
- 2.Qxe5#
- 1...cxd1Q
- 2.Qxd1#
- 2.Qe4#
- 1...cxd1B
- 2.Rd2#
- 2.Qxd1#
- 2.Qd3#
- 2.Qd2#
- 2.Qe4#
- 1...cxd1R
- 2.Qxd1#
- 2.Qf3#
- 2.Qe4#
- 1...fxg1Q
- 2.Qf3#
- 2.Qe4#
- 1...fxg1S
- 2.Qd3#
- 2.Qd2#
- 2.Qe4#
- 1...fxg1B
- 2.Qf3#
- 2.Qe4#
- 1...c1Q
- 2.Bb3#
- 2.Qd3#
- 2.Qf3#
- 2.Qe4#
- 1...c1S
- 2.Qf3#
- 2.Qe4#
- 1...c1B
- 2.Bb3#
- 2.Qd3#
- 2.Qf3#
- 2.Qe4#
- 1...f1Q
- 2.Qe4#
- 1...f1S
- 2.Qd3#
- 2.Qf3#
- 2.Qe4#
- 1...f1B
- 2.Qf3#
- 2.Qe4#
- 1...f1R
- 2.Qd3#
- 2.Qd2#
- 2.Qe4#
- 1...Sg5
- 2.Qd3#
- 2.Qd2#
- 2.d8Q#
- 2.d8R#
- 1...Sd6
- 2.Qd3#
- 2.Qd2#
- 1...b4
- 2.Qf3#
- 2.Qe4#
- 1...Qa4!
- threat
- 1.Kxf7?
- Keys
- 1.h8Q!
- threat
- 2.Se3#
- 1...Qa8+
- 2.bxa8Q#
- 2.bxa8B#
- 1...Sxe5
- 2.Qxe5#
- 1...Sxh8
- 2.d8Q#
- 2.d8R#
- 1...cxd1S
- 2.Rd2#
- 1...exd1S
- 2.Qd3#
- 1...exf1S
- 2.Bf3#
- 1...fxg1Q
- 2.Qf3#
- 1...fxg1B
- 2.Qf3#
- 1...gxf1S
- 2.Qxh1#
- 1...c1Q
- 2.Bb3#
- 1...c1B
- 2.Bb3#
- 1...e1Q
- 2.Qd3#
- 1...e1R
- 2.Qd3#
- threat
- 1.h8Q!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- Q(h);N_GUARD,XP(J)::R(D),XP(f)
- Q(h);N_GUARD::R(D),XP(f)
- Q(h);CHECK,OGATE::PXQ(h)=Q
- S(k);N_GUARD::P=Q
- P(b);OGATE,XB(A)::R(D)
- P(b);OGATE::B(A)
- P(c);OGATE,XB(A)::QAR2(B)
- P(c);OGATE,XQ(B)::B(A)
- P(c);OGATE::QAR2(B)
- P(d);OGATE,XB(C)::QAB(B)
- Tries
- Try
- K(N);P-FLIGHT,XS(k)
- Threat
- P=Q
- Vars
- P(b);XB(A)::P=Q
- P(c);XB(A)::P=Q
- P(d);XB(C)::P=Q
- P(e);XQ(B)::P=Q
- P(b);::P=Q
- P(c);::P=Q
- Q(h);::P=Q
- P(f);::P=Q
- P(j);::P=Q
- Refutation
- Q(h);
- Try
- Q(B);XP(c)
- Threat
- DUALS(4)
- Vars
- Q(h);CHECK,OGATE::PXQ(h)=Q
- S(k);OGATE,XP(H)::QAR1(B),XS(k)
- P(d);::QAB1(B)
- Refutation
- Q(h);
- Try
- Actual
- P(M);
- Threat
- S(G)
- Vars
- Q(h);CHECK,OGATE::PXQ(h)=Q
- S(k);OGATE,XP(H)::QAR1(M),XS(k)
- S(k);N_GUARD,XQ(M)::P=Q
- P(b);OGATE,XB(A)::R(D)
- P(c);OGATE,XB(A)::QAR2(B)
- P(c);OGATE,XQ(B)::B(A)
- P(d);OGATE,XB(C)::QAB(B)
- P(e);OGATEB,XQ(B)::QAB(M),XB(a)
- P(b);OGATE::B(A)
- P(c);OGATE::QAR2(B)
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).