MESON Chess Problem Database
Problem Display
PID: 17627 (7K/p3p1B1/P3pnP1/R5Pp/1QpkP1nR/N3p3/b2NP2p/2r4B w - - 0 1)
Brehmer, Siegfried
2nd Prize, Die Schwalbe 085. TT, 1948
#2
13 + 12
| 461 | Schach-Express | 1948 |
| 3691 | 100 und ein Schachproblem von Siegfried Brehmer | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sc2#
- 1...Rb1
- 2.Sc2#
- 1...Rd1
- 2.Sc2#
- 1...Re1
- 2.Sc2#
- 1...Rf1
- 2.Sc2#
- 1...Rg1
- 2.Sc2#
- 1...Rxh1
- 2.Sc2#
- 1...Rc2
- 2.Sxc2#
- 1...Rc3
- 2.Qc5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Sf2
- 2.Sf3#
- 1...Se5
- 2.Sb5#
- 1...Sh6
- 2.Sf3#
- 1...exd2
- 2.Qxd2#
- 1...e5
- 2.Sb5#
- 1...Ra1
- Tries
- 1.Sab1?
- threat
- 2.Qc5#
- 1...Bxb1
- 2.Sb3#
- 1...Rxb1!
- threat
- 1.Bxf6+?
- 1...Se5
- 2.Sf3#
- 2.Sb5#
- 2.Bxe5#
- 1...Sxf6
- 2.Sf3#
- 1...e5
- 2.Sb5#
- 2.Rd5#
- 1...exf6!
- 1...Se5
- 1.Rxg4?
- threat
- 2.Sf3#
- 1...exd2
- 2.Qxd2#
- 1...Rf1
- 2.Sc2#
- 1...hxg4!
- threat
- 1.Rf5?
- threat
- 2.Sb5#
- 1...exd2
- 2.Qxd2#
- 1...exf5!
- threat
- 1.Qb2+?
- 1...Rc3
- 2.Sc2#
- 1...c3!
- 1...Rc3
- 1.gxf6?
- 1...Rxh1
- 2.Sc2#
- 1...Sxf6
- 2.Sf3#
- 1...exd2
- 2.Qxd2#
- 1...Sf2
- 2.Sf3#
- 1...Ra1
- 2.Sc2#
- 1...Rb1
- 2.Sc2#
- 1...Rd1
- 2.Sc2#
- 1...Re1
- 2.Sc2#
- 1...Rf1
- 2.Sc2#
- 1...Rg1
- 2.Sc2#
- 1...Rc2
- 2.Sxc2#
- 1...Rc3
- 2.Qc5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Se5
- 2.Sb5#
- 1...Sh6
- 2.Sf3#
- 1...e5
- 2.Sb5#
- 2.Rd5#
- 1...exf6!
- 1...Rxh1
- 1.Sab1?
- Keys
- 1.e5!
- 1...Rxh1
- 2.Sc2#
- 1...exd2
- 2.Qxd2#
- 1...Ra1
- 2.Sc2#
- 1...Rb1
- 2.Sc2#
- 1...Rd1
- 2.Sc2#
- 1...Re1
- 2.Sc2#
- 1...Rf1
- 2.Sc2#
- 1...Rg1
- 2.Sc2#
- 1...Rc2
- 2.Sxc2#
- 1...Rc3
- 2.Qc5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Se4
- 2.Sf3#
- 1...Sd5
- 2.Sb5#
- 1...Sd7
- 2.Sb5#
- 1...Sh7
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...Sg8
- 2.Sb5#
- 1...Rxh1
- 1.e5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 4
- Sets
- R(a);N_GUARD::S(D)
- R(a);N_GUARD,XB(A)::S(D)
- R(a);N_GUARD::S(D),XR(a)
- R(a);SBLOCK::QAB1(E)
- B(b);N_GUARD::S(B)
- B(b);N_GUARD::S(B),XB(b)
- S(g);::S(B)
- S(g);N_SPINS(j),SBLOCK::S(D)
- P(d);OGATE,XS(B)::QAR2(E),XP(d)
- P(i);N_SPINS(j),SBLOCK::S(D)
- Tries
- Try
- S(D);
- Threat
- QAB1(E)
- Vars
- B(b);N_GUARD,XS(D)::S(B)
- Refutation
- R(a);XS(D)
- Try
- B(L);CHECK,XS(j)
- Vars
- S(g);XB(L)::S(B)
- Refutation
- P(l);XB(L)
- Try
- R(G);XS(g)
- Threat
- S(B)
- Vars
- P(d);OGATE,XS(B)::QAR2(E),XP(d)
- R(a);N_GUARD::S(D)
- Refutation
- P(h);XR(G)
- Try
- R(H);
- Threat
- S(D)
- Vars
- P(d);OGATE,XS(B)::QAR2(E),XP(d)
- Refutation
- P(i);XR(H)
- Try
- Q(E);CHECK,N_PINP(e)
- Vars
- R(a);P_SPINR(a)::S(D)
- Refutation
- P(e);P_SPINP(e)
- Try
- P(I);XS(j)
- Vars
- R(a);N_GUARD,XB(A)::S(D)
- S(g);P_SPINS(g),XP(I)::S(B)
- P(d);OGATE,XS(B)::QAR2(E),XP(d)
- S(g);::S(B)
- R(a);N_GUARD::S(D)
- R(a);N_GUARD::S(D),XR(a)
- R(a);SBLOCK::QAB1(E)
- B(b);N_GUARD::S(B)
- B(b);N_GUARD::S(B),XB(b)
- S(g);SBLOCK::S(D)
- Refutation
- P(l);XP(I)
- Try
- Actual
- P(F);N_PINS(j),P_PINS(g)
- Vars
- R(a);N_GUARD,XB(A)::S(D)
- P(d);OGATE,XS(B)::QAR2(E),XP(d)
- R(a);N_GUARD::S(D)
- R(a);N_GUARD::S(D),XR(a)
- R(a);SBLOCK::QAB1(E)
- B(b);N_GUARD::S(B)
- B(b);N_GUARD::S(B),XB(b)
- S(j);N_SPINS(g),SBLOCK::S(B)
- S(j);::S(D)
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).