MESON Chess Problem Database
Problem Display
PID: 205347 (7K/P1RBb1nQ/1p1BR3/3k1p2/6N1/r3p3/1n2N3/q7 w - - 0 1)
Geissler, Emil
Badische Neueste Nachrichten, 1948
#2
9 + 9
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qh1
- 2.Qxh1#
- 1...Qa2
- 2.Qh1#
- 1...Ra2
- 2.Sxe3#
- 1...Ra4
- 2.Sxe3#
- 1...Ra5
- 2.Sxe3#
- 1...Ra6
- 2.Sxe3#
- 1...Rxa7
- 2.Sxe3#
- 1...Bxd6
- 2.Sf6#
- 1...Bf6
- 2.Sxf6#
- 1...Bf8
- 2.Sf6#
- 1...Sd1
- 2.Qh1#
- 1...Sd3
- 2.Sxe3#
- 1...Sa4
- 2.a8Q#
- 2.a8B#
- 1...Sh5
- 2.Qxf5#
- 1...Se8
- 2.Qxf5#
- 1...fxg4
- 2.Qe4#
- 1...f4
- 2.Qe4#
- 1...b5
- 2.Rc5#
- 1...Qh1
- Tries
- 1.Bxa3?
- threat
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Qxa3
- 2.Qh1#
- 1...Bxa3
- 2.Sxe3#
- 2.Sf6#
- 2.a8Q#
- 2.a8B#
- 1...Qb1
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Qc1
- 2.Re5#
- 1...Qd1
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Qe1
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Qf1
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Qg1
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Qh1
- 2.Sxe3#
- 2.Re5#
- 2.Qxh1#
- 2.a8Q#
- 2.a8B#
- 1...Qa2
- 2.Sxe3#
- 2.Re5#
- 2.Qh1#
- 2.a8Q#
- 2.a8B#
- 1...Bb4
- 2.Sxe3#
- 2.Sf6#
- 2.a8Q#
- 2.a8B#
- 1...Bh4
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Bg5
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Bd6
- 2.Sxe3#
- 2.Sf6#
- 2.a8Q#
- 2.a8B#
- 1...Bf6
- 2.Sxe3#
- 2.Sxf6#
- 2.a8Q#
- 2.a8B#
- 1...Bd8
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Bf8
- 2.Sxe3#
- 2.Sf6#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Sd3
- 2.Sxe3#
- 2.a8Q#
- 2.a8B#
- 1...Sa4
- 2.Sxe3#
- 2.a8Q#
- 2.a8B#
- 1...Sh5
- 2.Sxe3#
- 2.Re5#
- 2.Qxf5#
- 2.a8Q#
- 2.a8B#
- 1...Se8
- 2.Sxe3#
- 2.Re5#
- 2.Qxf5#
- 2.a8Q#
- 2.a8B#
- 1...f4
- 2.Re5#
- 2.Qe4#
- 2.a8Q#
- 2.a8B#
- 1...b5
- 2.Sxe3#
- 2.Re5#
- 2.a8Q#
- 2.a8B#
- 1...Bc5!
- threat
- 1.Bxe7?
- threat
- 2.Sf6#
- 2.Re5#
- 1...Sxe6
- 2.Qxf5#
- 1...fxg4
- 2.Qe4#
- 1...Sd1
- 2.Qh1#
- 1...Sd3
- 2.Sxe3#
- 1...Sa4
- 2.a8Q#
- 2.a8B#
- 1...Sh5
- 2.Re5#
- 2.Qxf5#
- 1...Se8
- 2.Re5#
- 2.Qxf5#
- 1...Sc4!
- threat
- 1.Qh2?
- threat
- 2.Qe5#
- 2.Qg2#
- 1...Bxd6
- 2.Sf6#
- 2.Qxd6#
- 2.Qg2#
- 1...Sxe6
- 2.Qe5#
- 1...Qb1
- 2.Qe5#
- 1...Qf1
- 2.Qe5#
- 1...Qg1
- 2.Qe5#
- 1...Qh1
- 2.Qxh1#
- 1...Ra4
- 2.Sxe3#
- 2.Qe5#
- 1...Bf6
- 2.Sxf6#
- 2.Qg2#
- 1...Sd1
- 2.Qh1#
- 2.Qg2#
- 1...Sd3
- 2.Sxe3#
- 2.Qg2#
- 1...Sa4
- 2.Qg2#
- 2.a8Q#
- 2.a8B#
- 1...Sc4
- 2.Qg2#
- 1...f4!
- threat
- 1.Qxg7?
- threat
- 2.Sf4#
- 2.Qd4#
- 2.Qe5#
- 1...Bxd6
- 2.Sf6#
- 2.Qd4#
- 1...Qd1
- 2.Sf4#
- 2.Qe5#
- 1...Qf1
- 2.Qd4#
- 2.Qe5#
- 1...Rd3
- 2.Sf4#
- 2.Qe5#
- 1...Ra4
- 2.Sc3#
- 2.Sxe3#
- 2.Qe5#
- 1...Bg5
- 2.Qd4#
- 2.Qe5#
- 1...Bf6
- 2.Sxf6#
- 1...Sd1
- 2.Sf4#
- 1...Sd3
- 2.Sxe3#
- 1...Sa4
- 2.Sf4#
- 2.a8Q#
- 2.a8B#
- 1...Sc4
- 2.Sf4#
- 1...f4
- 2.Sxf4#
- 2.Qd4#
- 2.Qe5#
- 1...Qh1+!
- threat
- 1.Bxa3?
- Keys
- 1.Qh6!
- threat
- 2.Re5#
- 1...Bxd6
- 2.Sf6#
- 1...Sxe6
- 2.Qxe6#
- 1...Bf6
- 2.Sxf6#
- 1...Sd1
- 2.Qh1#
- 1...Sd3
- 2.Sxe3#
- 1...Sa4
- 2.a8Q#
- 2.a8B#
- 1...Sc4
- 2.Bc6#
- threat
- 1.Qh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 13
- Sets
- Q(a);N_GUARD,P_PINQ(H)::QAB(H),XQ(a)
- Q(a);N_GUARD::QAB(H)
- R(c);N_GUARD::S(B),XP(d)
- R(c);N_GUARD,XP(E)::S(B),XP(d)
- B(h);N_GUARD,XB(C)::S(B)
- B(h);N_GUARD::S(B),XB(h)
- B(h);N_GUARD::S(B)
- S(b);S_CUTQ(a)::QAB(H)
- S(b);S_CUTR(c)::S(B),XP(d)
- S(b);S_CUTR(c)::P=Q
- S(i);N_GUARD::QAR2(H),XP(f)
- P(f);OGATE,XS(B)::QAB1(H)
- P(f);OGATE::QAB1(H)
- P(g);N_GUARD::R1(F)
- Tries
- Try
- B(C);XR(c)
- Threat
- DUALS(4)
- Vars
- Q(a);N_GUARD,XB(C)::QAB(H)
- Q(a);::R1(D)
- Refutation
- B(h);
- Try
- B(C);XB(h)
- Threat
- DUALS(2)
- Vars
- S(i);N_GUARD,XR(D)::QAR2(H),XP(f)
- P(f);OGATE,XS(B)::QAB1(H)
- S(b);S_CUTQ(a)::QAB(H)
- S(b);S_CUTR(c)::S(B),XP(d)
- S(b);S_CUTR(c)::P=Q
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- S(i);XR(D)::QAR1(H)
- Q(a);::QAR1(H)
- Q(a);N_GUARD,P_PINQ(H)::QAB(H),XQ(a)
- S(b);::QAB(H)
- Refutation
- P(f);
- Try
- Q(H);XS(i)
- Threat
- DUALS(3)
- Vars
- B(h);N_GUARD,P_PINQ(H)::S(B),XB(h)
- S(b);P_PINQ(H)::S(A)
- S(b);P_PINQ(H),S_CUTR(c)::S(B),XP(d)
- Refutation
- Q(a);CHECK
- Try
- Actual
- Q(H);
- Threat
- R1(D)
- Vars
- B(h);N_GUARD,XB(C)::S(B)
- S(i);OGATE,XR(D)::QAB1(H),XS(i)
- B(h);N_GUARD::S(B),XB(h)
- S(b);S_CUTQ(a)::QAB(H)
- S(b);S_CUTR(c)::S(B),XP(d)
- S(b);S_CUTR(c)::P=Q
- S(b);SBLOCK::B(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).