MESON Chess Problem Database
Problem Display
PID: 158593 (qN3n2/ppB5/1P6/kn4R1/3Q4/8/8/7K w - - 0 1)
Gamage, Frederick
British Chess Magazine 13. Ty., 1906-1907
#2
6 + 6
SOLUTION
- SOUND
- Sets
- 1...axb6
- 2.Bxb6#
- 1...axb6
- Tries
- 1.Sc6+?
- 1...Ka6
- 2.Qa4#
- 1...bxc6!
- 1...Ka6
- 1.Rg4?
- threat
- 2.Qa4#
- 2.Qb4#
- 1...Qxb8
- 2.Qa4#
- 1...Sxc7
- 2.Qb4#
- 1...Sc3
- 2.Qb4#
- 1...Sxd4!
- threat
- 1.Qb2?
- threat
- 2.Qa3#
- 2.Qxb5#
- 1...a6
- 2.Qa3#
- 1...Ka4!
- threat
- 1.Qc5?
- threat
- 2.Qa3#
- 2.Qxb5#
- 1...a6
- 2.Qa3#
- 1...Ka4!
- threat
- 1.Qc4?
- threat
- 2.Rxb5#
- 2.Qxb5#
- 1...Qxb8
- 2.Qxb5#
- 1...a6!
- threat
- 1.Sc6+?
- Keys
- 1.Sa6!
- threat
- 2.Qa1#
- 1...bxa6+
- 2.b7#
- 1...Kxa6
- 2.Qa4#
- threat
- 1.Sa6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- P(c);OGATE,P_SPINP(c),XP(D)::B(E),XP(c)
- Tries
- Try
- S(F);CHECK
- Vars
- K(a);N_SPINS(b),P-FLIGHT::QAR2(B)
- Refutation
- P(d);XS(F)
- Try
- R(C);N_PINS(b)
- Threat
- DUALS(2)
- Vars
- Q(e);XS(F)::QAR1(B)
- S(b);XB(E)::QAB1(B)
- S(b);::QAB1(B)
- Refutation
- S(b);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(c);::QAR2(B)
- Refutation
- K(a);N_SPINS(b),P-FLIGHT
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(c);::QAR2(B)
- Refutation
- K(a);N_SPINS(b),P-FLIGHT
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- Q(e);XS(F)::QAR1(B),XS(b)
- Refutation
- P(c);
- Try
- Actual
- S(F);
- Threat
- QAR(B)
- Vars
- P(d);CHECK,OGATE,SBLOCK,XS(F)::B(E)+P(D)
- K(a);N_SPINS(b),P-FLIGHT,XS(F)::QAR2(B)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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