MESON Chess Problem Database
Problem Display
PID: 146618 (4K3/3nQpN1/5r2/2n1P3/2P1pR2/4k3/2B2R2/4N1B1 w - - 0 1)
Meschick, AG
Good Companions (February), 1918
#2
10 + 6
SOLUTION
- SOUND
- Sets
- 1...Rf5
- 2.Sxf5#
- 1...Ra6
- 2.Sf5#
- 1...Rb6
- 2.Sf5#
- 1...Rc6
- 2.Sf5#
- 1...Rd6
- 2.Sf5#
- 1...Re6
- 2.Sf5#
- 1...Rg6
- 2.Sf5#
- 1...Rh6
- 2.Sf5#
- 1...Sb3
- 2.Rxe4#
- 1...Sa4
- 2.Rxe4#
- 1...Sa6
- 2.Rxe4#
- 1...Se6
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sxe5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Rf5
- Tries
- 1.Bb1?
- 1...Kd4
- 2.Rc2#
- 1...Sxe5
- 2.Qxc5#
- 1...Rf5
- 2.Sxf5#
- 1...Ra6
- 2.Sf5#
- 1...Rb6
- 2.Sf5#
- 1...Rc6
- 2.Sf5#
- 1...Rd6
- 2.Sf5#
- 1...Re6
- 2.Sf5#
- 1...Rg6
- 2.Sf5#
- 1...Rh6
- 2.Sf5#
- 1...Sb3
- 2.Rxe4#
- 1...Sd3
- 2.Sc2#
- 1...Sa4
- 2.Rxe4#
- 1...Sa6
- 2.Rxe4#
- 1...Se6
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sb6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Rxf4!
- 1...Kd4
- 1.Qd6?
- threat
- 2.Sg2#
- 2.Qd2#
- 1...Rxd6
- 2.Sf5#
- 1...Rg6
- 2.Sf5#
- 2.Qd2#
- 1...Sb3
- 2.Sg2#
- 2.Rxe4#
- 1...Sd3
- 2.Sg2#
- 1...Re6+!
- threat
- 1.Qxd7?
- threat
- 2.Sg2#
- 2.Qd2#
- 1...Sxd7
- 2.Rxe4#
- 1...Rd6
- 2.Sf5#
- 1...Rg6
- 2.Sf5#
- 2.Qd2#
- 1...Sb3
- 2.Sg2#
- 2.Rxe4#
- 1...Sd3
- 2.Sg2#
- 1...Re6+!
- threat
- 1.Bb1?
- Keys
- 1.Bd3!
- 1...Kd4
- 2.Rc2#
- 1...Rxf4
- 2.Re2#
- 1...Sxd3
- 2.Sc2#
- 1...Sxe5
- 2.Qxc5#
- 1...exd3
- 2.Sg2#
- 1...Rf5
- 2.Sxf5#
- 1...Ra6
- 2.Sf5#
- 1...Rb6
- 2.Sf5#
- 1...Rc6
- 2.Sf5#
- 1...Rd6
- 2.Sf5#
- 1...Re6
- 2.Sf5#
- 1...Rg6
- 2.Sf5#
- 1...Rh6
- 2.Sf5#
- 1...Sb3
- 2.Rxe4#
- 1...Sa4
- 2.Rxe4#
- 1...Sa6
- 2.Rxe4#
- 1...Se6
- 2.Rxe4#
- 1...Sb7
- 2.Rxe4#
- 1...Sb6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kd4
- 1.Bd3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(d);N_GUARD::S(I),XR(d)
- R(d);N_GUARD::S(I)
- R(d);N_GUARD,P_PINQ(H)::S(I)
- S(c);N_GUARD::R1(F),XP(b)
- S(e);N_GUARD,XP(G)::QAB(H),XS(c)
- S(e);N_GUARD::QAB(H),XS(c)
- Tries
- Try
- B(C);
- Vars
- K(a);P_SPINP(b),S_FLIGHT::B(B)+R(D)
- S(e);N_GUARD,XP(G)::QAB(H),XS(c)
- R(d);N_GUARD::S(I),XR(d)
- R(d);N_GUARD::S(I)
- R(d);N_GUARD,P_PINQ(H)::S(I)
- S(c);N_GUARD::R1(F),XP(b)
- S(c);SBLOCK::S(A)
- S(e);N_GUARD::QAB(H),XS(c)
- Refutation
- R(d);XR(F)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- R(d);N_GUARD,XQ(H)::S(I)
- S(c);::S(A)
- Refutation
- R(d);CHECK
- Try
- Q(H);XS(e)
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD,XQ(H)::R1(F),XP(b)
- R(d);N_GUARD::S(I)
- S(c);::S(A)
- Refutation
- R(d);CHECK
- Try
- Actual
- B(C);
- Vars
- K(a);P_SPINP(b),S_FLIGHT::B(B)+R(D)
- R(d);SBLOCK,XR(F)::B(B)+R(D),DCHECK
- S(c);SBLOCK,XB(C)::S(A)
- S(e);N_GUARD,XP(G)::QAB(H),XS(c)
- P(b);SBLOCK,XB(C)::S(A)
- R(d);N_GUARD::S(I),XR(d)
- R(d);N_GUARD::S(I)
- R(d);N_GUARD,P_PINQ(H)::S(I)
- S(c);N_GUARD::R1(F),XP(b)
- S(e);N_GUARD::QAB(H),XS(c)
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).