MESON Chess Problem Database
Problem Display
PID: 73672 (3N4/2Q4K/r2n1p2/1bbN1kpR/R2n1P2/5P1P/1q2B3/8 w - - 0 1)
Ebend, Tibor
Tijdschrift vd KNSB, 1942
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Sc2
- 2.Se7#
- 1...Sxe2
- 2.Se7#
- 1...Sb3
- 2.Se7#
- 1...Sxf3
- 2.Se7#
- 1...Sc6
- 2.Qd7#
- 1...Se6
- 2.Se7#
- 1...Sc4
- 2.Bd3#
- 1...Se4
- 2.Se3#
- 1...Sb7
- 2.Se3#
- 1...Sf7
- 2.Se3#
- 1...Sc8
- 2.Se3#
- 1...Se8
- 2.Se3#
- 1...Sc2
- Tries
- 1.Bd3+?
- 1...Se4
- 2.Se3#
- 2.Bxe4#
- 2.fxe4#
- 1...Bxd3!
- 1...Se4
- 1.Qd7+?
- 1...Se6
- 2.Se7#
- 2.Qxe6#
- 1...Bxd7!
- 1...Se6
- 1.Qe7?
- threat
- 2.Qxf6#
- 1...Sxe2
- 2.Qe6#
- 1...Sxf3
- 2.Qe6#
- 1...Sc2
- 2.Qe6#
- 1...Sb3
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 2.Qd7#
- 1...Se6
- 2.Qxe6#
- 1...Sc4
- 2.Bd3#
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 2.fxe4#
- 1...Sb7
- 2.Qe4#
- 1...Sf7
- 2.Qe4#
- 1...Sc8
- 2.Qe4#
- 1...Se8
- 2.Qe4#
- 1...Ra7!
- threat
- 1.Qf7?
- threat
- 2.Rxg5#
- 2.Qg6#
- 2.Qxf6#
- 1...Sxe2
- 2.Se7#
- 2.Rxg5#
- 2.Qe6#
- 2.Qg6#
- 1...Sxf3
- 2.Se7#
- 2.Qe6#
- 2.Qg6#
- 1...Ra7
- 2.Rxg5#
- 1...Be8
- 2.Rxg5#
- 2.Qxf6#
- 1...Sc2
- 2.Se7#
- 2.Rxg5#
- 2.Qe6#
- 2.Qg6#
- 1...Sb3
- 2.Se7#
- 2.Rxg5#
- 2.Qe6#
- 2.Qg6#
- 1...Sc6
- 2.Rxg5#
- 2.Qe6#
- 2.Qg6#
- 2.Qd7#
- 1...Se6
- 2.Se7#
- 2.Qxe6#
- 2.Qg6#
- 1...Sc4
- 2.Bd3#
- 2.Rxg5#
- 2.Qg6#
- 1...Se4
- 2.Qg6#
- 1...Sb7
- 2.Rxg5#
- 2.Qg6#
- 1...Sc8
- 2.Rxg5#
- 2.Qg6#
- 1...Se8
- 2.Rxg5#
- 2.Qg6#
- 1...Sxf7!
- threat
- 1.Qg7?
- threat
- 2.Qxf6#
- 2.Qg6#
- 1...Sxe2
- 2.Se7#
- 2.Qg6#
- 1...Sxf3
- 2.Se7#
- 2.Qg6#
- 1...Be8
- 2.Qxf6#
- 1...Sc2
- 2.Se7#
- 2.Qg6#
- 1...Sb3
- 2.Se7#
- 2.Qg6#
- 1...Sc6
- 2.Qg6#
- 2.Qd7#
- 1...Se6
- 2.Se7#
- 2.Qg6#
- 1...Sc4
- 2.Bd3#
- 2.Qg6#
- 1...Se4
- 2.Qg6#
- 1...Sb7
- 2.Qg6#
- 1...Sf7
- 2.Qg6#
- 1...Sc8
- 2.Qg6#
- 1...Se8
- 2.Qg6#
- 1...Ra7!
- threat
- 1.Bd3+?
- Keys
- 1.Rh6!
- threat
- 2.Rxf6#
- 1...Sxe2
- 2.Se7#
- 1...Sxf3
- 2.Se7#
- 1...gxf4
- 2.Rh5#
- 1...Sc2
- 2.Se7#
- 1...Sb3
- 2.Se7#
- 1...Sc6
- 2.Qd7#
- 1...Se6
- 2.Se7#
- 1...Sc4
- 2.Bd3#
- 1...Se4
- 2.Se3#
- 1...Sb7
- 2.Se3#
- 1...Sf7
- 2.Se3#
- 1...Sc8
- 2.Se3#
- 1...Se8
- 2.Se3#
- threat
- 1.Rh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(b);::S(F)
- S(b);XB(A)::S(F)
- S(b);XP(B)::S(F)
- S(b);N_GUARD,S_CUTB(c)::QAB(H)
- S(h);N_GUARD,S_CUTB(c)::B(A)
- S(h);::S(F)
- Tries
- Try
- B(A);CHECK
- Refutation
- B(c);XB(A)
- Try
- Q(H);CHECK
- Refutation
- B(c);XQ(H)
- Try
- Q(H);
- Threat
- QAR1(H),XP(i)
- Vars
- S(b);N_GUARD,XB(A)::QAB1(H)
- S(b);N_GUARD,XP(B)::QAB1(H)
- S(b);N_GUARD::QAB1(H)
- S(b);N_GUARD::QAB1(H),XS(b)
- S(h);N_GUARD::QAB1(H)
- Refutation
- R(g);P_PINQ(H)
- Try
- Q(H);
- Threat
- DUALS(3)
- Vars
- R(g);P_PINQ(H)::R1(G),XP(f)
- S(h);::QAB1(H)
- Refutation
- S(h);XQ(H)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- B(c);::QAR1(H),XP(i)
- S(h);::QAB1(H)
- Refutation
- R(g);P_PINQ(H)
- Try
- Actual
- R(G);N_PINP(f)
- Threat
- R1(G),XP(i)
- Vars
- S(b);XB(A)::S(F)
- S(b);XP(B)::S(F)
- P(f);OGATEB,XP(E)::R(G)
- S(b);::S(F)
- S(b);N_GUARD,S_CUTB(c)::QAB(H)
- S(h);N_GUARD,S_CUTB(c)::B(A)
- S(h);::S(F)
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).