MESON Chess Problem Database
Problem Display
PID: 194497 (bB5b/P3p1r1/Q1N3p1/2Pk1P2/1Kp1Np2/1pP1pRP1/3P2B1/1q1r4 w - - 0 1)
Mosiashvili, Givi
3rd Prize, 07. World Cup, 2019
#2
13 + 12
SOLUTION
- SOUND
- Sets
- 1...Bxc6
- 2.Qxc4#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 1...Bxc6
- Tries
- 1.Se5?
- threat
- 2.Qxc4#
- 1...Kxe4
- 2.Rxf4#
- 1...Qxe4
- 2.Qe6#
- 1...Qd3!
- threat
- 1.Sxe7+?
- 1...Kxe4
- 2.Rxe3#
- 2.Qxc4#
- 1...Rxe7!
- 1...Kxe4
- 1.Rxe3?
- threat
- 2.Sf6#
- 1...Qxe4
- 2.Bxe4#
- 1...f3!
- threat
- 1.Rxf4?
- threat
- 2.Sf6#
- 1...Qxe4
- 2.Bxe4#
- 1...gxf5!
- threat
- 1.Qc8?
- threat
- 2.Qe6#
- 1...Kxe4
- 2.Rxe3#
- 1...Qxe4
- 2.Qd7#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 2.Qxe6#
- 1...gxf5!
- threat
- 1.Se5?
- Keys
- 1.Sd4!
- threat
- 2.Qe6#
- 1...Kxe4
- 2.Rxe3#
- 1...Qxe4
- 2.Qxc4#
- 1...Bc6
- 2.Qxc6#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Sf6#
- 2.Qxe6#
- threat
- 1.Sd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- B(k);SBLOCK,XS(K)::QAB1(J),XP(e)
- P(i);N_GUARD::S(G)
- Tries
- Try
- S(K);
- Threat
- QAB1(J),XP(e)
- Vars
- K(g);OGATEB,S_FLIGHT,XS(G)::B(B)+R(D),DCHECK,XP(f)
- Q(a);SBLOCK,XS(G)::QAB1(J)
- Refutation
- Q(a);
- Try
- S(K);CHECK,XP(i)
- Refutation
- R(j);XS(K)
- Try
- R(D);XP(d)
- Threat
- B(B)+S(G),DCHECK
- Vars
- Q(a);OGATE,P_SPINQ(a),XS(G)::B(B),XQ(a)
- Refutation
- P(f);
- Try
- R(D);XP(f)
- Threat
- B(B)+S(G),DCHECK
- Vars
- Q(a);OGATE,P_SPINQ(a),XS(G)::B(B),XQ(a)
- Refutation
- P(h);XP(I)
- Try
- Q(J);
- Threat
- QAB1(J)
- Vars
- K(g);OGATEB,S_FLIGHT,XS(G)::B(B)+R(D),DCHECK,XP(d)
- Q(a);SBLOCK,XS(G)::QAR2(J)
- P(i);N_GUARD::S(G)
- Refutation
- P(h);XP(I)
- Try
- Actual
- S(K);
- Threat
- QAB1(J)
- Vars
- K(g);OGATEB,S_FLIGHT,XS(G)::B(B)+R(D),DCHECK,XP(d)
- Q(a);SBLOCK,XS(G)::QAB1(J),XP(e)
- B(k);N_GUARD::QAB1(J),XB(k)
- P(i);N_GUARD::S(G)
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).