MESON Chess Problem Database
Problem Display
PID: 161215 (5R2/6p1/1p1PN3/1R3Pp1/1p2kN2/2qp2Q1/3p4/B2BnK2 w - - 0 1)
Atayants, Grigory Sergeevich
Kudesnik, 2011
#2
10 + 9
| 15148 | Sadier Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Qd4
- 2.Sxg5#
- 1...Qe5
- 2.Sxg5#
- 2.Rxe5#
- 1...Qc1
- 2.Sxg5#
- 2.Re5#
- 1...Qc2
- 2.Sxg5#
- 2.Re5#
- 1...Qa3
- 2.Sxg5#
- 2.Re5#
- 1...Qb3
- 2.Sxg5#
- 2.Re5#
- 1...Qc4
- 2.Sxg5#
- 2.Re5#
- 1...Qc5
- 2.Sxg5#
- 1...Qc6
- 2.Sxg5#
- 2.Re5#
- 1...Qc7
- 2.Sxg5#
- 2.Re5#
- 1...Qc8
- 2.Sxg5#
- 2.Re5#
- 1...Sc2
- 2.Qf3#
- 1...Sg2
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...gxf4
- 2.Qxf4#
- 1...Qd4
- Tries
- 1.Sg2?
- threat
- 2.Qe3#
- 2.Qg4#
- 1...Sxg2
- 2.Qf3#
- 1...Qd4
- 2.Sxg5#
- 2.Qg4#
- 1...Qe5
- 2.Sxg5#
- 2.Rxe5#
- 2.Qxe5#
- 2.Qe3#
- 1...Sc2
- 2.Bf3#
- 2.Qf3#
- 2.Qg4#
- 1...Sf3
- 2.Bxf3#
- 2.Qxf3#
- 2.Qg4#
- 1...g4
- 2.Qf4#
- 2.Qe3#
- 2.Qxg4#
- 1...Qc5!
- threat
- 1.Sh3?
- threat
- 2.Sf2#
- 2.Shxg5#
- 1...Sf3
- 2.Qxf3#
- 1...Qd4
- 2.Shxg5#
- 2.Sexg5#
- 1...Qf6
- 2.Sf2#
- 1...g4
- 2.Sf2#
- 2.Shg5#
- 2.Qf4#
- 1...Qc5!
- threat
- 1.Bxc3?
- threat
- 2.Sxg5#
- 2.Rxb4#
- 2.Re5#
- 1...gxf4
- 2.Sg5#
- 2.Re5#
- 2.Qxf4#
- 1...Sf3
- 2.Qxf3#
- 1...Sc2
- 2.Sxg5#
- 2.Re5#
- 2.Qxd3#
- 2.Qf3#
- 1...b3
- 2.Sxg5#
- 2.Rb4#
- 2.Re5#
- 1...g4
- 2.Sg5#
- 2.Rxb4#
- 2.Re5#
- 1...bxc3!
- threat
- 1.Bf3+?
- 1...Ke3
- 2.Sd5#
- 2.Qf2#
- 1...Sxf3!
- 1...Ke3
- 1.Re5+?
- 1...Qxe5
- 2.Sxg5#
- 1...Kxe5!
- 1...Qxe5
- 1.Qf2?
- threat
- 2.Sxg5#
- 1...gxf4
- 2.Sg5#
- 2.Qxf4#
- 1...Sf3
- 2.Bxf3#
- 2.Qxf3#
- 1...g4
- 2.Sg5#
- 1...Qf6!
- threat
- 1.Qg2+?
- 1...Ke3
- 2.Sd5#
- 1...Sf3
- 2.Qxf3#
- 1...Sxg2!
- 1...Ke3
- 1.Qg4?
- threat
- 2.Sg2#
- 1...Ke3
- 2.Sd5#
- 1...gxf4
- 2.Qxf4#
- 1...Qe5
- 2.Rxe5#
- 1...Sg2
- 2.Sxg2#
- 2.Qf3#
- 1...Qc5!
- threat
- 1.Sg2?
- Keys
- 1.Sd5!
- threat
- 2.Qe3#
- 1...Qf6
- 2.Qg4#
- 1...Qc5
- 2.Qe5#
- 1...Qd4
- 2.Sxg5#
- 1...Sc2
- 2.Bf3#
- 1...Sg2
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- threat
- 1.Sd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- Q(c);::S(I),XP(g)
- S(a);N_GUARD::QAB1(D)
- S(a);N_GUARD::QAB1(D),XS(a)
- P(g);OGATE,XS(E)::QAR1(D),XP(g)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XS(E)::QAB1(D)
- Refutation
- Q(c);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD::QAB1(D),XS(a)
- Q(c);P_PINP(G)::S(E)
- Refutation
- Q(c);
- Try
- B(A);XQ(c)
- Threat
- DUALS(3)
- Vars
- S(a);N_GUARD::QAB1(D),XS(a)
- Refutation
- P(e);XB(A)
- Try
- B(B);CHECK
- Refutation
- S(a);XB(B)
- Try
- R(F);CHECK
- Vars
- Q(c);XR(F)::S(I),XP(g)
- Refutation
- K(f);P-FLIGHT,P_SPINQ(c),XR(F)
- Try
- Q(D);
- Threat
- S(I),XP(g)
- Vars
- P(g);::S(I)
- Refutation
- Q(c);
- Try
- Q(D);CHECK
- Vars
- K(f);P-FLIGHT::S(E)
- S(a);N_GUARD,P_SPINS(a)::QAB1(D),XS(a)
- Refutation
- S(a);XQ(D)
- Try
- Q(D);
- Threat
- QAR(D)+S(E)
- Vars
- K(f);P-FLIGHT::S(E)
- P(g);OGATE,P_SPINP(g),XS(E)::QAR1(D),XP(g)
- Q(c);N_GUARD::R1(F),XQ(c)
- Refutation
- Q(c);
- Try
- Actual
- S(E);
- Threat
- QAR1(D)
- Vars
- Q(c);P_PINP(G)::QAR2(D)
- Q(c);N_GUARD::QAR1(D)
- Q(c);::S(I),XP(g)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
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).