MESON Chess Problem Database
Problem Display
PID: 247526 (q2rr3/1Bp5/p5N1/3n4/4p3/5k1P/6RK/nQRb2B1 w - - 0 1)
Klipachev, Vladimir Panteleevich
Zadachi i Etyudi, 2003
#2
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Bc2
- 2.Rf1#
- 1...Be2
- 2.Rg3#
- 1...Bb3
- 2.Rf1#
- 1...Ba4
- 2.Rf1#
- 1...Se3
- 2.Rf2#
- 1...Sf4
- 2.Sh4#
- 1...Se7
- 2.Qxe4#
- 1...e3
- 2.Qf5#
- 1...Bc2
- Tries
- 1.Bd4?
- threat
- 2.Rf2#
- 1...e3
- 2.Qf5#
- 1...Se3!
- threat
- 1.Bc5?
- threat
- 2.Rf2#
- 1...e3
- 2.Qf5#
- 1...Se3!
- threat
- 1.Rxd1?
- threat
- 2.Rf1#
- 1...Se3
- 2.Rf2#
- 1...Qa7!
- threat
- 1.Rcc2?
- threat
- 2.Rg3#
- 2.Qxd1#
- 1...Bxc2
- 2.Qf1#
- 1...Sxc2
- 2.Qxd1#
- 1...Be2
- 2.Rg3#
- 1...Sc3
- 2.Rg3#
- 1...Se3
- 2.Rcf2#
- 2.Rgf2#
- 2.Rg3#
- 1...Sb4
- 2.Rg3#
- 1...Sf4
- 2.Sh4#
- 2.Rg3#
- 1...Sb6
- 2.Rg3#
- 1...Sf6
- 2.Rg3#
- 1...Se7
- 2.Rg3#
- 1...e3!
- threat
- 1.Rc3+?
- 1...Se3
- 2.Rf2#
- 2.Rxe3#
- 1...e3
- 2.Rf2#
- 2.Qf5#
- 1...Sxc3!
- 1...Se3
- 1.Rc6?
- threat
- 2.Qxd1#
- 1...Bc2
- 2.Qf1#
- 1...Be2
- 2.Rg3#
- 1...Bb3
- 2.Qf1#
- 1...Ba4
- 2.Qf1#
- 1...Sc3
- 2.Rf6#
- 1...Se3
- 2.Rf2#
- 1...Sb4
- 2.Rf6#
- 1...Sf4
- 2.Sh4#
- 1...Sb6
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...e3
- 2.Rf6#
- 1...Se7!
- threat
- 1.Qc2?
- threat
- 2.Rg3#
- 2.Qxd1#
- 2.Qf2#
- 1...Bxc2
- 2.Rf1#
- 1...Qa7
- 2.Rg3#
- 2.Qxd1#
- 1...Be2
- 2.Rg3#
- 2.Qxe2#
- 1...Sc3
- 2.Rg3#
- 2.Qf2#
- 1...Se3
- 2.Rf2#
- 2.Rg3#
- 2.Qf2#
- 1...Sb4
- 2.Rg3#
- 2.Qf2#
- 1...Sf4
- 2.Sh4#
- 2.Rg3#
- 2.Qf2#
- 1...Sb6
- 2.Rg3#
- 2.Qf2#
- 1...Sf6
- 2.Rg3#
- 2.Qf2#
- 1...Se7
- 2.Rg3#
- 2.Qxe4#
- 2.Qf2#
- 1...e3
- 2.Rg3#
- 2.Qf5#
- 1...Sxc2!
- threat
- 1.Qd3+?
- 1...Se3
- 2.Rf2#
- 2.Rg3#
- 2.Qxe3#
- 1...e3
- 2.Rf2#
- 2.Rg3#
- 2.Qf5#
- 1...exd3!
- 1...Se3
- 1.Bd4?
- Keys
- 1.Rc5!
- threat
- 2.Qxd1#
- 1...Bc2
- 2.Qf1#
- 1...Be2
- 2.Rg3#
- 1...Bb3
- 2.Qf1#
- 1...Ba4
- 2.Qf1#
- 1...Sc3
- 2.Rf5#
- 1...Se3
- 2.Rf2#
- 1...Sb4
- 2.Rf5#
- 1...Sf4
- 2.Sh4#
- 1...Sb6
- 2.Rf5#
- 1...Sf6
- 2.Rf5#
- 1...Se7
- 2.Qxe4#
- 1...e3
- 2.Qf5#
- threat
- 1.Rc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- B(b);OGATE::R(B)
- B(b);SBLOCK::R1(D)
- S(e);P_SPINP(d),SBLOCK::R1(D)
- S(e);P_SPINP(d),SBLOCK::S(G)
- S(e);P_SPINP(d),S_CUTR(j)::QAB1(A),XP(d)
- P(d);OGATE,P_SPINS(e)::QAR2(A)
- Tries
- Try
- B(C);
- Threat
- R1(D)
- Vars
- P(d);OGATE,P_SPINS(e)::QAR2(A)
- Refutation
- S(e);P_SPINP(d)
- Try
- B(C);
- Threat
- R1(D)
- Vars
- P(d);OGATE,P_SPINS(e)::QAR2(A)
- Refutation
- S(e);P_SPINP(d)
- Try
- R(B);XB(b)
- Threat
- R(B)
- Vars
- S(e);P_SPINP(d),SBLOCK::R1(D)
- Refutation
- Q(h);
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- B(b);OGATE,XR(B)::QAR2(A)
- S(a);XR(B)::QAB(A),XB(b)
- B(b);::R1(D)
- S(e);P_SPINP(d)::R1(D)
- Refutation
- P(d);P_SPINS(e)
- Try
- R(B);CHECK
- Refutation
- S(e);P_SPINP(d),XR(B)
- Try
- R(B);
- Threat
- QAB(A),XB(b)
- Vars
- B(b);OGATE::QAR2(A)
- B(b);SBLOCK::R1(D)
- S(e);N_GUARD::R(B)
- S(e);SBLOCK::R1(D)
- S(e);SBLOCK::S(G)
- S(e);N_GUARD::R(B),XS(e)
- P(d);S_CUTS(e),S_CUTS(e)::R(B)
- Refutation
- S(e);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(b);OGATE,XQ(A)::R(B)
- Refutation
- S(a);XQ(A)
- Try
- Q(A);CHECK
- Refutation
- P(d);P_SPINS(e),XQ(A)
- Try
- Actual
- R(B);
- Threat
- QAB(A),XB(b)
- Vars
- B(b);OGATE::QAR2(A)
- B(b);SBLOCK::R1(D)
- S(e);OGATE,P_SPINP(d)::R(B)
- S(e);P_SPINP(d),SBLOCK::R1(D)
- S(e);P_SPINP(d),SBLOCK::S(G)
- S(e);P_SPINP(d),S_CUTR(j)::QAB1(A),XP(d)
- P(d);OGATE,P_SPINS(e)::QAR2(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).