MESON Chess Problem Database
Problem Display
PID: 265785 (2QBb3/2N2p2/6p1/2P1kBrr/1Kp1pR2/4P1n1/5N2/8 w - - 0 1)
Satkus, Vidmantas
Sachmatija, 2022
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Rg4
- 2.Sxg4#
- 1...Rxf5
- 2.Sg4#
- 1...Sf1
- 2.Rxe4#
- 1...Sh1
- 2.Rxe4#
- 1...Se2
- 2.Rxe4#
- 1...Sxf5
- 2.Rxe4#
- 1...f6
- 2.Qe6#
- 1...Rg4
- Tries
- 1.Sxe4?
- threat
- 2.Bf6#
- 1...Sxe4
- 2.Rxe4#
- 1...f6
- 2.Bxf6#
- 2.Qe6#
- 1...Rxf5!
- threat
- 1.Bxe4?
- threat
- 2.Bf6#
- 1...Sxe4
- 2.Rxe4#
- 1...Rf5
- 2.Sg4#
- 1...f5
- 2.Qe6#
- 1...f6
- 2.Bxf6#
- 2.Qe6#
- 1...Sf5!
- threat
- 1.Bg4?
- threat
- 2.Bf6#
- 1...Sf5
- 2.Rxe4#
- 1...f5
- 2.Qe6#
- 1...f6
- 2.Bxf6#
- 2.Qe6#
- 1...Rf5!
- threat
- 1.Be6?
- threat
- 2.Bf6#
- 1...Rf5
- 2.Sg4#
- 1...Sf5
- 2.Rxe4#
- 1...f6
- 2.Bxf6#
- 1...f5!
- threat
- 1.Bxg6?
- threat
- 2.Bf6#
- 1...Rf5
- 2.Sg4#
- 1...Sf5
- 2.Rxe4#
- 1...f5
- 2.Qe6#
- 1...f6
- 2.Bxf6#
- 2.Qe6#
- 1...Rxg6!
- threat
- 1.Bd7?
- threat
- 2.Bf6#
- 1...Rf5
- 2.Sg4#
- 1...Sf5
- 2.Rxe4#
- 1...f6
- 2.Bxf6#
- 1...f5!
- threat
- 1.Bxg5?
- threat
- 2.Sg4#
- 2.Qxe8#
- 1...Sxf5
- 2.Sg4#
- 2.Rxe4#
- 1...gxf5
- 2.Qxe8#
- 1...Rh4
- 2.Qxe8#
- 1...Rh8
- 2.Sg4#
- 1...Ba4
- 2.Sg4#
- 1...Bb5
- 2.Sg4#
- 1...Bc6
- 2.Sg4#
- 1...Bd7
- 2.Sg4#
- 1...Rxg5!
- threat
- 1.Qa6?
- threat
- 2.Bf6#
- 2.Qd6#
- 2.Qf6#
- 1...Rxf5
- 2.Sg4#
- 2.Qd6#
- 1...Sxf5
- 2.Bf6#
- 2.Rxe4#
- 2.Qf6#
- 1...f6
- 2.Bxf6#
- 2.Qd6#
- 2.Qe6#
- 2.Qxf6#
- 1...Bc6!
- threat
- 1.Qd7?
- threat
- 2.Qxe8#
- 2.Qd4#
- 2.Qd5#
- 2.Qd6#
- 2.Qe7#
- 1...Sxf5
- 2.Rxe4#
- 2.Qd5#
- 1...Rh8
- 2.Qd4#
- 2.Qd5#
- 2.Qd6#
- 2.Qe7#
- 1...Se2
- 2.Rxe4#
- 2.Qxe8#
- 2.Qd5#
- 2.Qd6#
- 2.Qe7#
- 1...Bxd7!
- threat
- 1.Sxe4?
- Keys
- 1.Bh3!
- threat
- 2.Bf6#
- 1...Rf5
- 2.Sg4#
- 1...Sf5
- 2.Rxe4#
- 1...f5
- 2.Qe6#
- 1...f6
- 2.Bxf6#
- 2.Qe6#
- threat
- 1.Bh3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- R(e);N_GUARD::S(A),XR(e)
- R(e);N_GUARD,XB(F)::S(A)
- S(a);N_GUARD::R1(D),XP(c)
- S(a);N_GUARD,XB(F)::R1(D),XP(c)
- P(h);N_GUARD::QAR1(H)
- Tries
- Try
- S(A);XP(c)
- Threat
- B(I)
- Vars
- S(a);OGATE,XS(A)::R1(D),XS(a)
- Refutation
- R(e);XB(F)
- Try
- B(F);XP(c)
- Threat
- B(I)
- Vars
- S(a);OGATE,XB(F)::R1(D),XS(a)
- R(e);N_GUARD::S(A)
- P(h);N_GUARD::QAR1(H)
- Refutation
- S(a);
- Try
- B(F);
- Threat
- B(I)
- Vars
- S(a);N_GUARD::R1(D),XP(c)
- P(h);N_GUARD::QAR1(H)
- Refutation
- R(e);
- Try
- B(F);
- Threat
- B(I)
- Vars
- R(e);N_GUARD::S(A)
- S(a);N_GUARD::R1(D),XP(c)
- P(h);::B(I),XP(h)
- Refutation
- P(h);
- Try
- B(F);XP(g)
- Threat
- B(I)
- Vars
- R(e);N_GUARD::S(A)
- S(a);N_GUARD::R1(D),XP(c)
- P(h);N_GUARD::QAR1(H)
- Refutation
- R(e);XB(F)
- Try
- B(F);
- Threat
- B(I)
- Vars
- R(e);N_GUARD::S(A)
- S(a);N_GUARD::R1(D),XP(c)
- P(h);::B(I),XP(h)
- Refutation
- P(h);
- Try
- B(I);XR(e)
- Threat
- DUALS(2)
- Vars
- P(g);XB(F)::QAR(H),XB(i)
- R(f);::QAR(H),XB(i)
- R(f);::S(A)
- B(i);::S(A)
- Refutation
- R(f);XB(I)
- Try
- Q(H);
- Threat
- DUALS(3)
- Refutation
- B(i);
- Try
- Q(H);
- Threat
- DUALS(5)
- Refutation
- B(i);XQ(H)
- Try
- Actual
- B(F);
- Threat
- B(I)
- Vars
- R(e);N_GUARD::S(A)
- S(a);N_GUARD::R1(D),XP(c)
- P(h);N_GUARD::QAR1(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).