MESON Chess Problem Database
Problem Display
PID: 47142 (4r2n/n3R3/2pP1p2/K1R1BkNP/pp2p3/2NBp1Q1/b1qb4/5r2 w - - 0 1)
Artamovski, E
Het Schaakleven, 1932
#2
10 + 14
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Bxe4#
- 1...Qb3
- 2.Bxe4#
- 1...Qc1
- 2.Bxe4#
- 1...Qb2
- 2.Bxe4#
- 1...Qxc3
- 2.Bxe4#
- 1...Ra1
- 2.Qf4#
- 1...Rb1
- 2.Qf4#
- 1...Rc1
- 2.Qf4#
- 1...Rd1
- 2.Qf4#
- 1...Re1
- 2.Qf4#
- 1...Rg1
- 2.Qf4#
- 1...Rh1
- 2.Qf4#
- 1...Rf4
- 2.Qxf4#
- 1...Bb1
- 2.Bd4#
- 2.Bf4#
- 1...b3
- 2.Bd4#
- 2.Bf4#
- 1...Qd1
- Tries
- 1.Sf3?
- threat
- 2.Sd4#
- 2.Sh4#
- 2.Qf4#
- 2.Qh3#
- 1...Qxd3
- 2.Sh4#
- 2.Qf4#
- 2.Qh3#
- 1...Qxc3
- 2.Sh4#
- 2.Qf4#
- 2.Qh3#
- 1...Rxe7
- 2.Sd4#
- 2.Qh3#
- 1...Bxc3
- 2.Sh4#
- 2.Qf4#
- 2.Qh3#
- 1...fxe5
- 2.Qg5#
- 1...Rg1
- 2.Sd4#
- 2.Sh4#
- 2.Qf4#
- 1...Rh1
- 2.Sd4#
- 2.Qf4#
- 1...Rg8
- 2.Sd4#
- 2.Sh4#
- 2.Qf4#
- 1...Sb5
- 2.Sh4#
- 2.Qf4#
- 2.Qh3#
- 1...Sg6
- 2.Sd4#
- 2.Qh3#
- 2.Qxg6#
- 1...e2
- 2.Sd4#
- 2.Sh4#
- 2.Qh3#
- 1...Rxf3!
- threat
- 1.Sgxe4?
- threat
- 2.Qh3#
- 1...fxe5
- 2.Rcxe5#
- 2.Qg5#
- 1...Qd1
- 2.Sxd2#
- 2.Sf2#
- 2.Sg5#
- 2.Sxf6#
- 1...Rg1
- 2.Qf4#
- 2.Qf3#
- 1...Rh1
- 2.Qf4#
- 2.Qf3#
- 1...Rf3
- 2.Qxf3#
- 1...Rf4
- 2.Qxf4#
- 1...Rg8!
- threat
- 1.Se6?
- threat
- 2.Sd4#
- 2.Sg7#
- 2.Qh3#
- 1...Qxd3
- 2.Sg7#
- 2.Qh3#
- 1...Qxc3
- 2.Sg7#
- 2.Qh3#
- 1...Rxe7
- 2.Sd4#
- 2.Qh3#
- 1...Bxc3
- 2.Sg7#
- 2.Qh3#
- 1...fxe5
- 2.Qg5#
- 1...Qd1
- 2.Sd4#
- 2.Sg7#
- 2.Bxe4#
- 1...Rg1
- 2.Sd4#
- 2.Sg7#
- 2.Qf4#
- 2.Qf3#
- 1...Rh1
- 2.Sd4#
- 2.Sg7#
- 2.Qf4#
- 2.Qf3#
- 1...Rf3
- 2.Sd4#
- 2.Sg7#
- 2.Qxf3#
- 1...Rf4
- 2.Sd4#
- 2.Sg7#
- 2.Qxf4#
- 1...Rg8
- 2.Sd4#
- 1...Bd5
- 2.Sd4#
- 2.Sg7#
- 1...Sb5
- 2.Sg7#
- 2.Qh3#
- 1...Bxe6!
- threat
- 1.Sf7?
- threat
- 2.Sh6#
- 2.Qh3#
- 1...Rxe7
- 2.Qh3#
- 1...Sxf7
- 2.Qg6#
- 1...fxe5
- 2.Qg5#
- 1...Qd1
- 2.Sh6#
- 2.Bxe4#
- 1...Rg1
- 2.Sh6#
- 2.Qf4#
- 2.Qf3#
- 1...Rh1
- 2.Sh6#
- 2.Qf4#
- 2.Qf3#
- 1...Rf3
- 2.Sh6#
- 2.Qxf3#
- 1...Rf4
- 2.Sh6#
- 2.Qxf4#
- 1...Rg8
- 2.Sh6#
- 1...e2
- 2.Qh3#
- 1...Bxf7!
- threat
- 1.Sh7?
- threat
- 2.Qh3#
- 1...fxe5
- 2.Rcxe5#
- 2.Qg5#
- 1...Qd1
- 2.Bxe4#
- 1...Rg1
- 2.Qf4#
- 2.Qf3#
- 1...Rh1
- 2.Qf4#
- 2.Qf3#
- 1...Rf3
- 2.Qxf3#
- 1...Rf4
- 2.Qxf4#
- 1...Rg8!
- threat
- 1.Be2?
- threat
- 2.Qg4#
- 1...fxe5
- 2.Qxe5#
- 1...Rg1
- 2.Qf4#
- 1...Rf4
- 2.Qxf4#
- 1...Rf3!
- threat
- 1.Bxf6+?
- 1...Kxf6
- 2.Scxe4#
- 2.Sgxe4#
- 2.Sh7#
- 2.Qe5#
- 1...Bd5!
- 1...Kxf6
- 1.Sf3?
- Keys
- 1.Scxe4!
- threat
- 2.Qh3#
- 1...Qxc5+
- 2.Sxc5#
- 1...b3+
- 2.Bc3#
- 1...fxe5
- 2.Rcxe5#
- 1...fxg5
- 2.Qxg5#
- 1...Qd1
- 2.Sxd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sxf6#
- 1...Rg1
- 2.Qf4#
- 2.Qf3#
- 1...Rh1
- 2.Qf4#
- 2.Qf3#
- 1...Rf3
- 2.Qxf3#
- 1...Rf4
- 2.Qxf4#
- threat
- 1.Scxe4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 12
- Sets
- Q(c);N_GUARD::B(B),XP(h)
- Q(c);N_GUARD,XS(A)::B(B),XP(h)
- R(a);N_GUARD::QAR1(C)
- R(a);N_GUARD::QAR1(C),XR(a)
- Tries
- Try
- S(G);
- Threat
- DUALS(4)
- Vars
- P(k);N_GUARD,XB(F)::QAR1(C)
- Refutation
- R(a);XS(G)
- Try
- S(G);XP(h)
- Threat
- QAB(C)
- Vars
- R(a);N_GUARD::QAR2(C),XR(a)
- R(a);N_GUARD::QAR1(C),XR(a)
- Refutation
- R(m);
- Try
- S(G);
- Threat
- DUALS(3)
- Vars
- P(k);N_GUARD,XB(F)::QAR1(C)
- R(m);::S(G)
- Refutation
- B(b);XS(G)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(m);XR(J)::QAB(C)
- S(n);N_GUARD,XS(G)::QAB1(C)
- P(k);N_GUARD,XB(F)::QAR1(C)
- R(m);::S(G)
- P(e);::QAB(C)
- Refutation
- B(b);XS(G)
- Try
- S(G);
- Threat
- QAB(C)
- Vars
- Q(c);N_GUARD::B(B),XP(h)
- R(a);N_GUARD::QAR2(C),XR(a)
- R(a);N_GUARD::QAR1(C),XR(a)
- Refutation
- R(m);
- Try
- B(B);N_PINP(h)
- Threat
- QAB1(C)
- Vars
- P(k);OGATE,P_SPINP(k),XB(F)::QAR1(C),XP(k)
- R(a);N_GUARD::QAR1(C)
- R(a);N_GUARD::QAR1(C),XR(a)
- Refutation
- R(a);
- Try
- B(F);CHECK,XP(k)
- Refutation
- B(b);P_SPINB(b)
- Try
- Actual
- S(A);XP(h)
- Threat
- QAB(C)
- Vars
- Q(c);CHECK,XR(E)::B(B)+S(A),XQ(c)
- P(g);CHECK,S_CUTB(b)::R(E)+B(F)
- P(k);OGATE,P_SPINP(k),XB(F)::R1(E),XP(k)
- P(k);OGATE,XS(G)::QAR1(C),XP(k)
- R(a);N_GUARD::QAR2(C),XR(a)
- R(a);N_GUARD::QAR1(C),XR(a)
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).