MESON Chess Problem Database
Problem Display
PID: 17746 (1B1R4/2r2N2/4B3/Rb3P1q/4k2P/2P2n1N/3P4/2n2Q1K w - - 0 1)
Brehmer, Siegfried
1st Prize=, Die Schwalbe 091. TT, 1949
#2
12 + 6
| 5862 | An ABC of Chess Problems | 1970 |
| 3691 | 100 und ein Schachproblem von Siegfried Brehmer | 1996 |
| 4640 | Chess Wizardry: The New ABC of Chess Problems | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Rxc3
- 2.Sf2#
- 1...Rc4
- 2.Sf2#
- 1...Rc5
- 2.Sf2#
- 1...Rc6
- 2.Sf2#
- 1...Ra7
- 2.Sf2#
- 1...Rb7
- 2.Sf2#
- 1...Rd7
- 2.Sf2#
- 1...Re7
- 2.Sf2#
- 1...Rxf7
- 2.Sf2#
- 1...Rc8
- 2.Sf2#
- 1...Bd3
- 2.Sd6#
- 1...Ba4
- 2.Sd6#
- 1...Bc4
- 2.Sd6#
- 1...Ba6
- 2.Sd6#
- 1...Bc6
- 2.Sd6#
- 1...Bd7
- 2.Sd6#
- 1...Be8
- 2.Sd6#
- 1...Sd3
- 2.Qe2#
- 1...Se1
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sg1
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sxd2
- 2.Qf4#
- 1...Sh2
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sd4
- 2.Bd5#
- 2.Rxd4#
- 1...Sxh4
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Se5
- 2.Sd6#
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sg5
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Rxc3
- Tries
- 1.Bxc7?
- threat
- 2.Sf2#
- 1...Sxd2
- 2.Qf4#
- 1...Sxh4
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sd3
- 2.Qe2#
- 1...Se1
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sg1
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sh2
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sd4
- 2.Bd5#
- 2.Rxd4#
- 1...Se5
- 2.Sd6#
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Sg5
- 2.Bd5#
- 2.Rd4#
- 2.Qf4#
- 1...Qxh4!
- threat
- 1.Rxb5?
- threat
- 2.Sd6#
- 1...Rxc3
- 2.Sf2#
- 1...Rxf7
- 2.Sf2#
- 1...Sxd2
- 2.Re5#
- 2.Qf4#
- 1...Rc5
- 2.Sf2#
- 1...Rc6
- 2.Sf2#
- 1...Rd7
- 2.Sf2#
- 1...Se2
- 2.Qxe2#
- 2.Qb1#
- 1...Qxf7!
- threat
- 1.Rd5?
- threat
- 2.Sd6#
- 1...Rxf7
- 2.Sf2#
- 1...Sxd2
- 2.Re5#
- 2.Qf4#
- 1...Rc6
- 2.Sf2#
- 1...Rd7
- 2.Sf2#
- 1...Qxf7!
- threat
- 1.Qd3+?
- 1...Bxd3
- 2.Sd6#
- 1...Sxd3!
- 1...Bxd3
- 1.d3+?
- 1...Ke3
- 2.Qf2#
- 1...Sxd3
- 2.Qe2#
- 1...Bxd3!
- 1...Ke3
- 1.Bxc7?
- Keys
- 1.Rd3!
- threat
- 2.Re3#
- 1...Rxc3
- 2.Sf2#
- 1...Bxd3
- 2.Sd6#
- 1...Sxd3
- 2.Qe2#
- 1...Sxd2
- 2.Bd5#
- 1...Qg5
- 2.Qxf3#
- 1...Qh6
- 2.Qxf3#
- threat
- 1.Rd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 15
- Sets
- R(f);XP(D)::S(E)
- R(f);::S(E)
- R(f);XS(J)::S(E)
- B(d);::S(J)
- S(a);N_GUARD,S_CUTB(d)::QAR2(A)
- S(b);OGATE,XP(C)::QAR1(A)
- Tries
- Try
- B(K);XR(f)
- Threat
- S(E)
- Vars
- S(b);OGATE,XP(C)::QAR1(A)
- S(a);N_GUARD,S_CUTB(d)::QAR2(A)
- Refutation
- Q(e);P_PINS(E),XP(F)
- Try
- R(G);XB(d)
- Threat
- S(J)
- Vars
- R(f);XP(D)::S(E)
- R(f);XS(J)::S(E)
- R(f);::S(E)
- Refutation
- Q(e);XS(J)
- Try
- R(L);
- Threat
- S(J)
- Vars
- R(f);XS(J)::S(E)
- R(f);::S(E)
- Refutation
- Q(e);XS(J)
- Try
- Q(A);CHECK
- Vars
- B(d);SBLOCK,XQ(A)::S(J)
- Refutation
- S(a);XQ(A)
- Try
- P(C);CHECK
- Vars
- K(c);P-FLIGHT::QAB1(A)
- S(a);XP(C)::QAR2(A)
- Refutation
- B(d);XP(C)
- Try
- Actual
- R(L);
- Threat
- R1(L)
- Vars
- R(f);XP(D)::S(E)
- B(d);XR(L)::S(J)
- S(a);N_GUARD,XR(L)::QAR2(A)
- S(b);XP(C)::B(I)
- Q(e);N_GUARD::QAB1(A),XS(b)
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).