MESON Chess Problem Database
Problem Display
PID: 65986 (4N2B/qpQ4K/1pn3p1/1R5b/1pB1k2p/1R6/2P2P2/4r3 w - - 0 1)
Schneider, Michael
Schach, 1952
#2
9 + 10
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Re3#
- 1...Rb1
- 2.Re3#
- 1...Rc1
- 2.Re3#
- 1...Rd1
- 2.Re3#
- 1...Rf1
- 2.Re3#
- 1...Rg1
- 2.Re3#
- 1...Rh1
- 2.Re3#
- 1...Re3
- 2.Rxe3#
- 1...Be2
- 2.Re3#
- 1...Bf3
- 2.Bd3#
- 1...Sd4
- 2.Sf6#
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Se7
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sd8
- 2.Qe5#
- 1...Ra1
- Tries
- 1.Rd3?
- threat
- 2.Sf6#
- 1...Re3
- 2.Rxe3#
- 1...Se5
- 2.Qxe5#
- 1...Qa1!
- threat
- 1.Rh3?
- threat
- 2.Bd3#
- 1...Se5
- 2.Qxe5#
- 1...Rd1
- 2.Re3#
- 1...Re3
- 2.Rxe3#
- 1...Be2
- 2.Re3#
- 1...Qa3!
- threat
- 1.Rd5?
- threat
- 2.Sf6#
- 1...Re3
- 2.Rxe3#
- 1...Se5
- 2.Qxe5#
- 1...Qa1!
- threat
- 1.Rg5?
- threat
- 2.Bd5#
- 1...Se5
- 2.Qxe5#
- 1...Rd1
- 2.Re3#
- 1...Se7
- 2.Qe5#
- 1...Qa5!
- threat
- 1.Qh2?
- threat
- 2.Sd6#
- 1...Re3
- 2.Rxe3#
- 1...Se5
- 2.Qxe5#
- 1...Rd1
- 2.Re3#
- 1...Qb8!
- threat
- 1.Qg3?
- threat
- 2.Sd6#
- 2.Bd3#
- 1...Se5
- 2.Qxe5#
- 1...Qb8
- 2.Bd3#
- 1...Rd1
- 2.Re3#
- 2.Qe3#
- 1...Re3
- 2.Sd6#
- 2.Rxe3#
- 2.Qxe3#
- 1...Be2
- 2.Sd6#
- 2.Re3#
- 2.Qe3#
- 1...hxg3!
- threat
- 1.Qd6?
- threat
- 2.Sf6#
- 1...Re3
- 2.Rxe3#
- 1...Se5
- 2.Qxe5#
- 1...Qa1!
- threat
- 1.Qf7?
- threat
- 2.Sd6#
- 2.Bd3#
- 2.Bd5#
- 1...Qb8
- 2.Bd3#
- 2.Bd5#
- 1...Rd1
- 2.Re3#
- 1...Re3
- 2.Sd6#
- 2.Bd5#
- 2.Rxe3#
- 1...Be2
- 2.Sd6#
- 2.Bd5#
- 2.Re3#
- 1...Se7
- 2.Sd6#
- 2.Bd3#
- 1...Se5!
- threat
- 1.Rd3?
- Keys
- 1.Bb2!
- threat
- 2.Sf6#
- 1...Re3
- 2.Rxe3#
- 1...Se5
- 2.Qxe5#
- threat
- 1.Bb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- R(a);N_GUARD::R1(C)
- R(a);N_GUARD::R1(C),XR(a)
- B(e);S_CUTR(a)::R1(C)
- B(e);SBLOCK::B(D)
- S(g);N_GUARD::QAR1(F)
- S(g);N_GUARD::QAR1(F),XS(g)
- Tries
- Try
- R(C);
- Threat
- S(H)
- Vars
- R(a);N_GUARD::R1(C),XR(a)
- S(g);N_GUARD::QAR1(F),XS(g)
- Refutation
- Q(i);
- Try
- R(C);
- Threat
- B(D)
- Vars
- S(g);N_GUARD::QAR1(F),XS(g)
- R(a);N_GUARD::R1(C)
- R(a);N_GUARD::R1(C),XR(a)
- B(e);S_CUTR(a)::R1(C)
- Refutation
- Q(i);
- Try
- R(E);
- Threat
- S(H)
- Vars
- R(a);N_GUARD::R1(C),XR(a)
- S(g);N_GUARD::QAR1(F),XS(g)
- Refutation
- Q(i);
- Try
- R(E);
- Threat
- B(D)
- Vars
- S(g);N_GUARD::QAR1(F),XS(g)
- R(a);N_GUARD::R1(C)
- S(g);N_GUARD::QAR1(F)
- Refutation
- Q(i);
- Try
- Q(F);
- Threat
- S(H)
- Vars
- R(a);N_GUARD::R1(C),XR(a)
- S(g);N_GUARD::QAR1(F),XS(g)
- R(a);N_GUARD::R1(C)
- Refutation
- Q(i);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- S(g);N_GUARD::QAR1(F),XS(g)
- Q(i);::B(D)
- Refutation
- P(d);XQ(F)
- Try
- Q(F);
- Threat
- S(H)
- Vars
- R(a);N_GUARD::R1(C),XR(a)
- S(g);N_GUARD::QAR1(F),XS(g)
- Refutation
- Q(i);
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- R(a);N_GUARD::R1(C)
- Refutation
- S(g);
- Try
- Actual
- B(I);
- Threat
- S(H)
- Vars
- R(a);N_GUARD::R1(C),XR(a)
- S(g);N_GUARD::QAR1(F),XS(g)
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).