MESON Chess Problem Database
Problem Display
PID: 245967 (2b1n2K/1r3PPp/Rb5Q/rq3kP1/n4P2/3N2B1/2R2NP1/1B6 w - - 0 1)
Mosiashvili, Givi
Shakhmatna misl, 2005
#2
13 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Be3
- 2.Qh3#
- 2.Qxh7#
- 1...Bd4
- 2.Qh3#
- 2.Qxh7#
- 1...Bc5
- 2.Qh3#
- 2.Qxh7#
- 1...Ba7
- 2.Qh3#
- 2.Qxh7#
- 1...Bc7
- 2.Qh3#
- 2.Qxh7#
- 1...Bd8
- 2.Qh3#
- 2.Qxh7#
- 1...Be6
- 2.Qxh7#
- 1...Sd6
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sc7
- 2.Qf6#
- 2.f8Q#
- 2.f8R#
- 1...Sxg7
- 2.Qf6#
- 1...Be3
- Tries
- 1.Kxh7?
- threat
- 2.Qh3#
- 2.Qg6#
- 1...Sf6+
- 2.Qxf6#
- 1...Qc6
- 2.Qh3#
- 1...Bxf2!
- threat
- 1.Sc5?
- threat
- 2.Qxh7#
- 1...Qxc5
- 2.Rc3#
- 2.Rc4#
- 2.Rxc5#
- 1...Sxc5
- 2.Rxc5#
- 1...Sf6
- 2.Qxf6#
- 1...Qc6!
- threat
- 1.Bh2?
- threat
- 2.g4#
- 1...Sf6
- 2.Qxf6#
- 1...Bxf2!
- threat
- 1.Re2?
- threat
- 2.Qxh7#
- 1...Bxf2
- 2.Qh3#
- 1...Qe5
- 2.Sxe5#
- 1...Sf6
- 2.Qxf6#
- 1...Qc6!
- threat
- 1.Rc5+?
- 1...Qxc5
- 2.Sxc5#
- 1...Bxc5
- 2.Qh3#
- 2.Qxh7#
- 1...Sxc5!
- 1...Qxc5
- 1.fxe8Q?
- threat
- 2.Qh3#
- 2.Qf6#
- 2.Qxh7#
- 2.Qe4#
- 1...Qxd3
- 2.Qh3#
- 2.Qf6#
- 2.Qxh7#
- 1...Rxg7
- 2.Qh3#
- 2.Qf6#
- 2.Qe4#
- 1...Bxf2
- 2.Qh3#
- 1...Qc4
- 2.Qh3#
- 2.Qf6#
- 2.Qxh7#
- 1...Qc6
- 2.Qh3#
- 1...Qb2
- 2.Qh3#
- 2.Qxh7#
- 2.Qe4#
- 1...Qb4
- 2.Qh3#
- 2.Qf6#
- 2.Qxh7#
- 1...Qd5
- 2.Qh3#
- 2.Qf6#
- 2.Qxh7#
- 1...Qe5
- 2.Qh3#
- 2.Qxh7#
- 1...Re7
- 2.Qh3#
- 2.Qf6#
- 1...Rf7
- 2.Qxf7#
- 2.Qxh7#
- 2.Qe4#
- 1...Bd4
- 2.Qh3#
- 2.Qxh7#
- 2.Qe4#
- 1...Bd8
- 2.Qh3#
- 2.Qxh7#
- 2.Qe4#
- 1...Be6
- 2.Qh3#
- 2.Qhxe6#
- 2.Qf6#
- 2.Qxh7#
- 2.Qexe6#
- 1...Sc3
- 2.Qh3#
- 2.Qf6#
- 2.Qxh7#
- 1...Sc5
- 2.Qh3#
- 2.Qf6#
- 2.Qxh7#
- 2.Qe5#
- 1...Qxe8+!
- threat
- 1.f8Q+?
- 1...Sf6
- 2.Qhxf6#
- 2.Qfxf6#
- 1...Rf7!
- 1...Sf6
- 1.f8S?
- threat
- 2.Qh3#
- 2.Qxh7#
- 1...Rxg7
- 2.Qh3#
- 1...Qc6
- 2.Qh3#
- 1...Sf6
- 2.Qxf6#
- 1...Bxf2!
- threat
- 1.f8R+?
- 1...Sf6
- 2.Rxf6#
- 2.Qxf6#
- 1...Rf7!
- 1...Sf6
- 1.Kxh7?
- Keys
- 1.Se5!
- threat
- 2.Qh3#
- 1...Qxe5
- 2.Rc5#
- 1...Bxf2
- 2.Qxh7#
- 1...Sf6
- 2.Qxf6#
- 1...Qe2
- 2.Rxe2#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- B(h);SBLOCK::QAB(J),XP(g)
- S(i);N_GUARD::QAR1(J)
- S(i);N_GUARD::QAR1(J),XS(i)
- S(i);N_GUARD,XP(L)::QAR1(J)
- Tries
- Try
- K(M);P-FLIGHT,XP(g)
- Threat
- DUALS(2)
- Vars
- S(i);CHECK,N_GUARD::QAR1(J),XS(i)
- Q(c);::QAB(J)
- Refutation
- B(e);XS(C)
- Try
- S(E);
- Threat
- QAB(J),XP(g)
- Vars
- S(a);OGATE,XS(E)::B(A)+R(B),DCHECK,XS(a)
- S(i);N_GUARD::QAR1(J),XS(i)
- Refutation
- Q(c);
- Try
- B(F);
- Threat
- P(D)
- Vars
- S(i);N_GUARD::QAR1(J),XS(i)
- Refutation
- B(e);XS(C)
- Try
- R(B);
- Threat
- QAB(J),XP(g)
- Vars
- B(e);XS(C)::QAB(J)
- Q(c);N_GUARD,P_PINP(L)::B(A)+S(E),XQ(c)
- S(i);N_GUARD::QAR1(J),XS(i)
- Refutation
- Q(c);
- Try
- R(B);CHECK
- Vars
- Q(c);XR(B)::B(A)+S(E),XQ(c)
- Refutation
- S(a);XR(B)
- Try
- P(K);XS(i)
- Threat
- DUALS(4)
- Vars
- B(e);XS(C)::QAB(J)
- Q(c);::QAB(J)
- Refutation
- Q(c);CHECK,XQ(K)
- Try
- P(K);CHECK
- Refutation
- R(f);P_SPINR(f)
- Try
- P(K);
- Threat
- DUALS(2)
- Vars
- R(f);XP(L)::QAB(J)
- Q(c);::QAB(J)
- S(i);N_GUARD::QAR1(J),XS(i)
- Refutation
- B(e);XS(C)
- Try
- P(K);CHECK
- Refutation
- R(f);P_SPINR(f)
- Try
- Actual
- S(E);
- Threat
- QAB(J)
- Vars
- Q(c);N_GUARD,P_PINP(L),XS(E)::B(A)+R(B)
- B(e);XS(C)::QAB(J),XP(g)
- S(i);N_GUARD::QAR1(J),XS(i)
- Q(c);N_GUARD::B(A)+R(B),XQ(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).