MESON Chess Problem Database
Problem Display
PID: 151609 (3BB1N1/QKp3pb/7p/5R1R/3br1k1/7N/4P2P/6n1 w - - 0 1)
Mensing, Adrian
Probleemblad, 2013
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Rxe2
- 2.Rf4#
- 1...Re3
- 2.Sf2#
- 2.Rf4#
- 1...Rf4
- 2.Rxf4#
- 1...Re5
- 2.Rf4#
- 1...Re6
- 2.Rf4#
- 1...Re7
- 2.Rf4#
- 1...Ba1
- 2.Sf2#
- 2.Qxg1#
- 1...Bb2
- 2.Sf2#
- 2.Qxg1#
- 1...Bf2
- 2.Sxf2#
- 1...Bc3
- 2.Sf2#
- 2.Qxg1#
- 1...Be5
- 2.Sf2#
- 1...Bf6
- 2.Sf2#
- 2.Qxg1#
- 1...Bxf5
- 2.Rh4#
- 1...Sf3
- 2.exf3#
- 1...g5
- 2.Sxh6#
- 1...g6
- 2.Sxh6#
- 1...Rxe2
- Tries
- 1.Sf6+?
- 1...Bxf6
- 2.Sf2#
- 2.Qxg1#
- 1...gxf6!
- 1...Bxf6
- 1.Bg6?
- threat
- 2.Rh4#
- 1...Re7
- 2.Rf4#
- 1...Bf2
- 2.Sxf2#
- 1...Bf6
- 2.Sf2#
- 2.Qxg1#
- 1...Sf3
- 2.exf3#
- 1...Bxg6!
- threat
- 1.Bd7?
- threat
- 2.Rfg5#
- 2.Rh4#
- 1...Rxe2
- 2.Rh4#
- 1...Bxf5
- 2.Rh4#
- 1...Sxe2
- 2.Rh4#
- 1...Sxh3
- 2.Rh4#
- 1...g5
- 2.Rfxg5#
- 1...Re7
- 2.Rfg5#
- 1...Bf2
- 2.Sxf2#
- 2.Rfg5#
- 1...Bf6
- 2.Sf2#
- 2.Rfg5#
- 2.Qxg1#
- 1...Sf3
- 2.Rfg5#
- 2.exf3#
- 1...Re6!
- threat
- 1.Rf1?
- threat
- 2.Rh4#
- 1...Rf4
- 2.Rxf4#
- 1...Re7
- 2.Rf4#
- 1...Bf6
- 2.Rxg1#
- 2.Qxg1#
- 1...Sf3
- 2.exf3#
- 1...g5
- 2.Sxh6#
- 1...Bf2!
- threat
- 1.Rf2?
- threat
- 2.Rg2#
- 2.Rh4#
- 1...Rxe2
- 2.Rf4#
- 2.Rh4#
- 1...Rxe8
- 2.Rh4#
- 1...Sxe2
- 2.Rh4#
- 1...Sxh3
- 2.Rh4#
- 1...Bg6
- 2.Rh4#
- 1...g6
- 2.Rh4#
- 1...Re3
- 2.Rf4#
- 2.Rh4#
- 1...Rf4
- 2.Rg2#
- 2.Rxf4#
- 1...Re7
- 2.Rg2#
- 2.Rf4#
- 1...Be5
- 2.Rh4#
- 1...Bf6
- 2.Rg2#
- 1...Sf3
- 2.Rg2#
- 2.exf3#
- 1...g5
- 2.Sxh6#
- 1...Bxf2!
- threat
- 1.Qxd4?
- threat
- 2.Sf2#
- 2.Qxg1#
- 2.Qxe4#
- 1...Rxd4
- 2.Sf2#
- 1...Bxf5
- 2.Rh4#
- 2.Qxg1#
- 1...Sxe2
- 2.Sf2#
- 1...g5
- 2.Sxh6#
- 2.Qxe4#
- 1...Rf4
- 2.Sf2#
- 2.Rxf4#
- 2.Qxg1#
- 2.Qxf4#
- 1...Sf3
- 2.Sf2#
- 2.Qxe4#
- 2.exf3#
- 1...Sxh3!
- threat
- 1.Qc5?
- threat
- 2.Rh4#
- 1...Bf2
- 2.Sxf2#
- 1...Re5
- 2.Rf4#
- 1...Re7
- 2.Rf4#
- 1...Be5
- 2.Sf2#
- 1...Bf6
- 2.Sf2#
- 2.Qxg1#
- 1...Sf3
- 2.exf3#
- 1...g5
- 2.Sxh6#
- 1...Bxc5!
- threat
- 1.Qa3?
- threat
- 2.Qg3#
- 1...Sxe2
- 2.Qf3#
- 1...g5
- 2.Sxh6#
- 1...Bf2
- 2.Sxf2#
- 1...Re3
- 2.Sf2#
- 2.Rf4#
- 1...Bc3
- 2.Sf2#
- 1...Be5
- 2.Sf2#
- 1...Sf3
- 2.Qxf3#
- 2.exf3#
- 1...Be3!
- threat
- 1.Sf6+?
- Keys
- 1.Rf8!
- threat
- 2.Rh4#
- 1...Bf2
- 2.Sxf2#
- 1...Re7
- 2.Rf4#
- 1...Bf6
- 2.Qxg1#
- 1...Sf3
- 2.exf3#
- 1...g5
- 2.Sxh6#
- threat
- 1.Rf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- R(c);N_GUARD,XP(A)::R1(D)
- R(c);N_GUARD::R1(D),XR(c)
- R(c);N_GUARD::R1(D)
- B(b);N_GUARD::S(C),XB(b)
- B(b);N_GUARD::S(C)
- B(h);SBLOCK,XR(D)::R1(E)
- S(a);OGATE::P(A),XS(a)
- P(g);N_GUARD::S(J),XP(e)
- Tries
- Try
- S(J);CHECK
- Refutation
- P(g);XS(J)
- Try
- B(I);
- Threat
- R1(E)
- Vars
- R(c);N_GUARD::R1(D)
- B(b);N_GUARD::S(C),XB(b)
- S(a);OGATE::P(A),XS(a)
- Refutation
- B(h);XB(I)
- Try
- B(I);
- Threat
- DUALS(2)
- Vars
- R(c);XP(A)::R1(E)
- B(h);P_SPINB(h),XR(D)::R1(E)
- S(a);XP(A)::R1(E)
- S(a);XS(C)::R1(E)
- P(g);::B(I)+R(D),DCHECK,XP(g)
- R(c);::B(I)+R(D),DCHECK
- Refutation
- R(c);
- Try
- R(D);
- Threat
- R1(E)
- Vars
- R(c);N_GUARD::R1(D),XR(c)
- R(c);N_GUARD::R1(D)
- S(a);OGATE::P(A),XS(a)
- P(g);N_GUARD::S(J),XP(e)
- Refutation
- B(b);
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- R(c);XB(I)::R1(E)
- S(a);XP(A)::R1(E)
- S(a);XS(C)::R1(E)
- B(h);::R1(E)
- P(g);::R1(E)
- B(b);::R1(E)
- B(b);::R(D)
- P(g);N_GUARD::S(J),XP(e)
- Refutation
- B(b);XR(D)
- Try
- Q(F);P_PINR(c),XB(b)
- Threat
- DUALS(3)
- Vars
- R(c);N_SPINR(c),XQ(F)::S(C)
- S(a);XP(A)::S(C)
- Refutation
- S(a);XS(C)
- Try
- Q(F);
- Threat
- R1(E)
- Vars
- B(b);N_GUARD::S(C),XB(b)
- R(c);N_GUARD::R1(D)
- B(b);N_GUARD::S(C)
- S(a);OGATE::P(A),XS(a)
- P(g);N_GUARD::S(J),XP(e)
- Refutation
- B(b);XQ(F)
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- S(a);N_GUARD,XP(A)::QAB1(F)
- P(g);N_GUARD::S(J),XP(e)
- B(b);N_GUARD::S(C),XB(b)
- B(b);N_GUARD::S(C)
- Refutation
- B(b);
- Try
- Actual
- R(D);
- Threat
- R1(E)
- Vars
- B(b);N_GUARD::S(C),XB(b)
- R(c);N_GUARD::R1(D)
- B(b);OGATE::QAR(F),XS(a)
- S(a);OGATE::P(A),XS(a)
- P(g);N_GUARD::S(J),XP(e)
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).