MESON Chess Problem Database
Problem Display
PID: 36241 (bBQ5/1n3p2/2R2P2/1BPkn3/K4R2/P7/8/8 w - - 0 1)
Touw Hian Bwee
2nd Prize, Schach-Echo, 1976
#2
9 + 5
| 3771 | FIDE Album (1974-1976) | 1980 |
| 6352 | A Collection of Chess Problems by Touw Hian Bwee | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Sd3
- 2.Bc4#
- 1...Sf3
- 2.Bc4#
- 1...Sc4
- 2.Bxc4#
- 1...Sg4
- 2.Bc4#
- 1...Sxc6
- 2.Qxc6#
- 1...Sg6
- 2.Bc4#
- 1...Sd7
- 2.Bc4#
- 1...Sa5
- 2.Rd6#
- 1...Sxc5+
- 2.Rxc5#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sd3
- Tries
- 1.Kb3?
- 1...Sxc5+
- 2.Rxc5#
- 1...Sxc6
- 2.Qxc6#
- 1...Sd3
- 2.Bc4#
- 1...Sf3
- 2.Bc4#
- 1...Sc4
- 2.Bxc4#
- 1...Sg4
- 2.Bc4#
- 1...Sg6
- 2.Bc4#
- 1...Sd7
- 2.Bc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa5+!
- 1...Sxc5+
- 1.Kb4?
- 1...Sxc6+
- 2.Bxc6#
- 2.Qxc6#
- 1...Sxc5
- 2.Rxc5#
- 2.Rd6#
- 1...Sf3
- 2.Bc4#
- 1...Sc4
- 2.Bxc4#
- 1...Sg4
- 2.Bc4#
- 1...Sg6
- 2.Bc4#
- 1...Sd7
- 2.Bc4#
- 1...Sa5
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sd3+!
- 1...Sxc6+
- 1.Bf1?
- 1...Sxc5+
- 2.Rxc5#
- 1...Sd3
- 2.Bg2#
- 1...Sf3
- 2.Bc4#
- 1...Sc4
- 2.Bg2#
- 2.Bxc4#
- 1...Sg4
- 2.Bg2#
- 2.Bc4#
- 1...Sg6
- 2.Bg2#
- 2.Bc4#
- 1...Sd7
- 2.Bg2#
- 2.Bc4#
- 1...Sa5
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sxc6!
- 1...Sxc5+
- 1.Be2?
- 1...Sxc5+
- 2.Rxc5#
- 1...Sd3
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- 2.Bc4#
- 1...Sc4
- 2.Bf3#
- 2.Bxc4#
- 1...Sg4
- 2.Bf3#
- 2.Bc4#
- 1...Sg6
- 2.Bf3#
- 2.Bc4#
- 1...Sd7
- 2.Bf3#
- 2.Bc4#
- 1...Sa5
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sxc6!
- 1...Sxc5+
- 1.Ba6?
- 1...Sxc5+
- 2.Rxc5#
- 1...Sd3
- 2.Bc4#
- 1...Sf3
- 2.Bc4#
- 1...Sc4
- 2.Bxc4#
- 1...Sg4
- 2.Bc4#
- 1...Sg6
- 2.Bc4#
- 1...Sd7
- 2.Bc4#
- 1...Sa5
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sxc6!
- 1...Sxc5+
- 1.Rg4?
- 1...Sxc5+
- 2.Rxc5#
- 1...Sxc6
- 2.Qxc6#
- 1...Sa5
- 2.Rd6#
- 1...Sd3
- 2.Bc4#
- 1...Sf3
- 2.Bc4#
- 1...Sc4
- 2.Bxc4#
- 1...Sg6
- 2.Bc4#
- 1...Sd7
- 2.Bc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sxg4!
- 1...Sxc5+
- 1.Rh4?
- 1...Sxc5+
- 2.Rxc5#
- 1...Sxc6
- 2.Qxc6#
- 1...Sa5
- 2.Rd6#
- 1...Sd3
- 2.Bc4#
- 1...Sf3
- 2.Bc4#
- 1...Sc4
- 2.Bxc4#
- 1...Sg6
- 2.Bc4#
- 1...Sd7
- 2.Bc4#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sg4!
- 1...Sxc5+
- 1.Ra6?
- 1...Sc6
- 2.Qxc6#
- 1...Sa5
- 2.Rd6#
- 1...Sd3
- 2.Bc4#
- 2.Qc6#
- 1...Sf3
- 2.Bc4#
- 2.Qc6#
- 1...Sc4
- 2.Bxc4#
- 2.Qc6#
- 1...Sg4
- 2.Bc4#
- 2.Qc6#
- 1...Sg6
- 2.Bc4#
- 2.Qc6#
- 1...Sd7
- 2.Bc4#
- 2.Qc6#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sxc5+!
- 1...Sc6
- 1.Rb6?
- 1...Sc6
- 2.Qxc6#
- 1...Sa5
- 2.Rd6#
- 1...Sd3
- 2.Bc4#
- 2.Qc6#
- 1...Sf3
- 2.Bc4#
- 2.Qc6#
- 1...Sc4
- 2.Bxc4#
- 2.Qc6#
- 1...Sg4
- 2.Bc4#
- 2.Qc6#
- 1...Sg6
- 2.Bc4#
- 2.Qc6#
- 1...Sd7
- 2.Bc4#
- 2.Qc6#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sxc5+!
- 1...Sc6
- 1.Qd7+?
- 1...Sd6
- 2.Qxd6#
- 1...Sxd7!
- 1...Sd6
- 1.Qc7?
- threat
- 2.Qxe5#
- 1...Sxc6
- 2.Qxc6#
- 1...Sd6
- 2.Rxd6#
- 2.Qxd6#
- 1...Sd3
- 2.Bc4#
- 2.Qxf7#
- 1...Sf3
- 2.Bc4#
- 2.Qxf7#
- 1...Sc4
- 2.Bxc4#
- 2.Qxf7#
- 1...Sg4
- 2.Bc4#
- 2.Qxf7#
- 1...Sg6
- 2.Bc4#
- 2.Qxf7#
- 1...Sd7
- 2.Bc4#
- 1...Sxc5+!
- threat
- 1.Kb3?
- Keys
- 1.Qf8!
- 1...Sxc5+
- 2.Qxc5#
- 1...Sxc6
- 2.Bc4#
- 1...Sd6
- 2.Qxd6#
- 1...Sd3
- 2.Qxf7#
- 1...Sf3
- 2.Qxf7#
- 1...Sc4
- 2.Qxf7#
- 1...Sg4
- 2.Qxf7#
- 1...Sg6
- 2.Qxf7#
- 1...Sd7
- 2.Qxf7#
- 1...Sa5
- 2.Qd6#
- 1...Sd8
- 2.Qd6#
- 1...Sxc5+
- 1.Qf8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 11
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- S(b);OGATE,XR(F)::QAB1(I),XS(b)
- S(c);N_GUARD::R1(F)
- S(c);CHECK,OGATE,XP(E)::R1(F),XS(c)
- S(c);N_GUARD::R1(F),XS(c)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- S(c);CHECK,OGATE,XP(E)::R1(F),XS(c)
- S(b);OGATE,XR(F)::QAB1(I),XS(b)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- S(c);N_GUARD::R1(F),XS(c)
- S(c);N_GUARD::R1(F)
- Refutation
- S(c);CHECK
- Try
- K(B);P-FLIGHT
- Vars
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- S(c);N_GUARD::R1(F)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(b);CHECK
- Try
- B(D);
- Vars
- S(c);CHECK,OGATE,XP(E)::R1(F),XS(c)
- S(b);N_GUARD::B(D)
- S(c);N_GUARD::R1(F)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(b);XR(F)
- Try
- B(D);
- Vars
- S(c);CHECK,OGATE,XP(E)::R1(F),XS(c)
- S(b);N_GUARD::B(D)
- S(c);N_GUARD::R1(F)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(b);XR(F)
- Try
- B(D);
- Vars
- S(c);CHECK,OGATE,XP(E)::R1(F),XS(c)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- S(c);N_GUARD::R1(F)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(b);XR(F)
- Try
- R(C);
- Vars
- S(c);CHECK,OGATE,XP(E)::R1(F),XS(c)
- S(b);OGATE,XR(F)::QAB1(I),XS(b)
- S(c);N_GUARD::R1(F)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(b);XR(C)
- Try
- R(C);
- Vars
- S(c);CHECK,OGATE,XP(E)::R1(F),XS(c)
- S(b);OGATE,XR(F)::QAB1(I),XS(b)
- S(c);N_GUARD::R1(F)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(b);
- Try
- R(F);
- Vars
- S(b);N_GUARD::QAB1(I),XS(b)
- S(c);N_GUARD::R1(F)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(c);CHECK,XP(E)
- Try
- R(F);
- Vars
- S(b);N_GUARD::QAB1(I),XS(b)
- S(c);N_GUARD::R1(F)
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- S(c);CHECK,XP(E)
- Try
- Q(I);CHECK
- Vars
- S(c);N_GUARD,P_SPINS(c)::QAR1(I),XS(c)
- Refutation
- S(b);XQ(I)
- Try
- Q(I);
- Threat
- QAR1(I),XS(b)
- Vars
- S(b);OGATE,XR(F)::QAB1(I),XS(b)
- S(b);N_GUARD::B(D)
- Refutation
- S(c);CHECK,XP(E)
- Try
- Actual
- Q(I);
- Vars
- S(c);CHECK,OGATE,XP(E)::QAR1(I),XS(c)
- S(b);N_GUARD,SBLOCK,XR(F)::B(D)
- S(c);N_GUARD::QAR1(I),XS(c)
- S(b);N_GUARD::QAB(I),XP(d)
- S(c);N_GUARD::QAR1(I)
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).