MESON Chess Problem Database
Problem Display
PID: 73186 (1KR3Bn/2n2r2/p5p1/Q5P1/5P2/3N4/PNP1R3/rk6 w - - 0 1)
Hume, George
2nd Prize, Dagens Nyheder, 1932-1933
#2
11 + 7
SOLUTION
- SOUND
- Sets
- 1...Rxa2
- 2.Qe1#
- 1...Rxf4
- 2.Qe1#
- 1...Rf5
- 2.Qe1#
- 1...Rf6
- 2.Qe1#
- 1...Rd7
- 2.Qe1#
- 1...Re7
- 2.Qe1#
- 1...Rg7
- 2.Qe1#
- 1...Rh7
- 2.Qe1#
- 1...Rf8
- 2.Qe1#
- 1...Sb5
- 2.Re1#
- 1...Sd5
- 2.Re1#
- 1...Se6
- 2.Re1#
- 1...Sa8
- 2.Re1#
- 1...Se8
- 2.Re1#
- 1...Rxa2
- Tries
- 1.Bxf7?
- threat
- 2.Qe1#
- 1...Sd5
- 2.Re1#
- 1...Se6
- 2.Re1#
- 1...Sxf7!
- threat
- 1.Rf2?
- 1...Rxa2
- 2.Qe1#
- 1...Rxf4
- 2.Qe1#
- 1...Sb5
- 2.Rf1#
- 1...Rf5
- 2.Qe1#
- 1...Rf6
- 2.Qe1#
- 1...Rd7
- 2.Qe1#
- 1...Rg7
- 2.Qe1#
- 1...Rh7
- 2.Qe1#
- 1...Rf8
- 2.Qe1#
- 1...Sd5
- 2.Rf1#
- 1...Se6
- 2.Rf1#
- 1...Sa8
- 2.Rf1#
- 1...Se8
- 2.Rf1#
- 1...Re7!
- 1...Rxa2
- 1.Rg2?
- 1...Rxa2
- 2.Qe1#
- 1...Rxf4
- 2.Qe1#
- 1...Sb5
- 2.Rg1#
- 1...Rf5
- 2.Qe1#
- 1...Rf6
- 2.Qe1#
- 1...Rd7
- 2.Qe1#
- 1...Rg7
- 2.Qe1#
- 1...Rh7
- 2.Qe1#
- 1...Rf8
- 2.Qe1#
- 1...Sd5
- 2.Rg1#
- 1...Se6
- 2.Rg1#
- 1...Sa8
- 2.Rg1#
- 1...Se8
- 2.Rg1#
- 1...Re7!
- 1...Rxa2
- 1.Rh2?
- 1...Rxa2
- 2.Qe1#
- 1...Rxf4
- 2.Qe1#
- 1...Sb5
- 2.Rh1#
- 1...Rf5
- 2.Qe1#
- 1...Rf6
- 2.Qe1#
- 1...Rd7
- 2.Qe1#
- 1...Rg7
- 2.Qe1#
- 1...Rh7
- 2.Qe1#
- 1...Rf8
- 2.Qe1#
- 1...Sd5
- 2.Rh1#
- 1...Se6
- 2.Rh1#
- 1...Sa8
- 2.Rh1#
- 1...Se8
- 2.Rh1#
- 1...Re7!
- 1...Rxa2
- 1.Rxc7?
- threat
- 2.Re1#
- 1...Rxc7
- 2.Qe1#
- 1...Re7
- 2.Qe1#
- 1...Rf8+!
- threat
- 1.f5?
- 1...Rxa2
- 2.Qe1#
- 1...Rxf5
- 2.Qe1#
- 1...Sb5
- 2.Re1#
- 1...Rf6
- 2.Qe1#
- 1...Rd7
- 2.Qe1#
- 1...Re7
- 2.Qe1#
- 1...Rg7
- 2.Qe1#
- 1...Rh7
- 2.Qe1#
- 1...Rf8
- 2.Qe1#
- 1...Sd5
- 2.Re1#
- 1...Se6
- 2.Re1#
- 1...Sa8
- 2.Re1#
- 1...Se8
- 2.Re1#
- 1...gxf5!
- 1...Rxa2
- 1.Bxf7?
- Keys
- 1.Sc4!
- 1...Rxa2
- 2.Qe1#
- 1...Rxf4
- 2.Sa3#
- 1...Sb5
- 2.Sd2#
- 1...Rf5
- 2.Sa3#
- 1...Rf6
- 2.Sa3#
- 1...Rd7
- 2.Sa3#
- 1...Re7
- 2.Sa3#
- 1...Rg7
- 2.Sa3#
- 1...Rh7
- 2.Sa3#
- 1...Rf8
- 2.Sa3#
- 1...Sd5
- 2.Sd2#
- 1...Se6
- 2.Sd2#
- 1...Sa8
- 2.Sd2#
- 1...Se8
- 2.Sd2#
- 1...Rxa2
- 1.Sc4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 13
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(a);SBLOCK,XP(A)::QAR(G)
- R(f);XP(F)::QAR(G)
- R(f);::QAR(G)
- R(f);P_PINR(J)::QAR(G)
- S(e);::R(D)
- Tries
- Try
- B(K);XR(f)
- Threat
- QAR(G)
- Vars
- S(e);::R(D)
- Refutation
- S(g);XB(K)
- Try
- R(D);
- Vars
- R(a);SBLOCK,XP(A)::QAR(G)
- R(f);XP(F)::QAR(G)
- S(e);::R(D)
- R(f);::QAR(G)
- R(f);P_PINR(J)::QAR(G)
- Refutation
- R(f);
- Try
- R(D);
- Vars
- R(a);SBLOCK,XP(A)::QAR(G)
- R(f);XP(F)::QAR(G)
- S(e);::R(D)
- R(f);::QAR(G)
- R(f);P_PINR(J)::QAR(G)
- Refutation
- R(f);
- Try
- R(D);
- Vars
- R(a);SBLOCK,XP(A)::QAR(G)
- R(f);XP(F)::QAR(G)
- S(e);::R(D)
- R(f);::QAR(G)
- R(f);P_PINR(J)::QAR(G)
- Refutation
- R(f);
- Try
- R(J);XS(e)
- Threat
- R(D)
- Vars
- R(f);XR(J)::QAR(G)
- R(f);::QAR(G)
- Refutation
- R(f);CHECK
- Try
- P(F);
- Vars
- R(a);SBLOCK,XP(A)::QAR(G)
- R(f);XP(F)::QAR(G)
- S(e);::R(D)
- R(f);::QAR(G)
- R(f);P_PINR(J)::QAR(G)
- Refutation
- P(d);XP(F)
- Try
- Actual
- S(B);
- Vars
- R(a);SBLOCK,XP(A)::QAR(G)
- R(f);XP(F)::S(B)
- S(e);::S(B)
- R(f);::S(B)
- R(f);P_PINR(J)::S(B)
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).