MESON Chess Problem Database
Problem Display
PID: 89960 (1BB1K1N1/4P3/1pk5/1R2R3/4P2b/8/1rrP4/4Q3 w - - 0 1)
Milewski, Stefan
Die Schwalbe, 1999
#2
10 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bxe7
- 2.Sxe7#
- 1...Bxe7
- Tries
- 1.Kf7?
- threat
- 2.e8Q#
- 2.e8B#
- 1...Rxb5
- 2.e8Q#
- 2.e8B#
- 1...Bxe1
- 2.e8Q#
- 2.e8B#
- 1...Bxe7
- 2.Sxe7#
- 1...Rc5
- 2.e8Q#
- 2.e8B#
- 1...Rb1
- 2.e8Q#
- 2.e8B#
- 1...Ra2
- 2.e8Q#
- 2.e8B#
- 1...Rb3
- 2.e8Q#
- 2.e8B#
- 1...Rb4
- 2.e8Q#
- 2.e8B#
- 1...Rc1
- 2.e8Q#
- 2.e8B#
- 1...Rc3
- 2.e8Q#
- 2.e8B#
- 1...Rc4
- 2.e8Q#
- 2.e8B#
- 1...Bf2
- 2.e8Q#
- 2.e8B#
- 1...Bg3
- 2.e8Q#
- 2.e8B#
- 1...Bg5
- 2.e8Q#
- 2.e8B#
- 1...Bf6
- 2.e8Q#
- 2.e8B#
- 1...Rxd2!
- threat
- 1.Kf8?
- threat
- 2.e8Q#
- 2.e8B#
- 1...Bxe7+
- 2.Sxe7#
- 1...Rxb5
- 2.e8Q#
- 2.e8B#
- 1...Bxe1
- 2.e8Q#
- 2.e8B#
- 1...Rc5
- 2.e8Q#
- 2.e8B#
- 1...Rb1
- 2.e8Q#
- 2.e8B#
- 1...Ra2
- 2.e8Q#
- 2.e8B#
- 1...Rb3
- 2.e8Q#
- 2.e8B#
- 1...Rb4
- 2.e8Q#
- 2.e8B#
- 1...Rc1
- 2.e8Q#
- 2.e8B#
- 1...Rc3
- 2.e8Q#
- 2.e8B#
- 1...Rc4
- 2.e8Q#
- 2.e8B#
- 1...Bf2
- 2.e8Q#
- 2.e8B#
- 1...Bg3
- 2.e8Q#
- 2.e8B#
- 1...Bg5
- 2.e8Q#
- 2.e8B#
- 1...Bf6
- 2.e8Q#
- 2.e8B#
- 1...Rxd2!
- threat
- 1.Rbd5?
- threat
- 2.Rd6#
- 2.Re6#
- 1...Rxd2
- 2.Re6#
- 1...Bxe7
- 2.Sxe7#
- 1...Bg3
- 2.Rd6#
- 1...Rc5!
- threat
- 1.Rec5+?
- 1...bxc5
- 2.Bd7#
- 1...Rxc5!
- 1...bxc5
- 1.Qg1?
- threat
- 2.Qxb6#
- 1...Rxb5
- 2.Re6#
- 1...Bf2
- 2.Qg6#
- 1...Rc5!
- threat
- 1.Qe2?
- threat
- 2.Re6#
- 1...Rxb5
- 2.Qxb5#
- 1...Rxd2
- 2.Qc4#
- 1...Bxe7
- 2.Sxe7#
- 1...Rc4
- 2.Qxc4#
- 1...Bg3!
- threat
- 1.Qe3?
- threat
- 2.Qxb6#
- 1...Rxb5
- 2.Re6#
- 1...Bf2
- 2.Qh6#
- 1...Rc5!
- threat
- 1.Kf7?
- Keys
- 1.Qf1!
- threat
- 2.Re6#
- 1...Rxb5
- 2.Qxb5#
- 1...Rxd2
- 2.Qc4#
- 1...Bxe7
- 2.Sxe7#
- 1...Rc4
- 2.Qxc4#
- 1...Bg3
- 2.Qf6#
- threat
- 1.Qf1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- B(c);XP(F)::S(J),XB(c)
- Tries
- Try
- K(I);S_FLIGHT
- Threat
- P=Q
- Vars
- R(a);XR(D)::P=Q
- B(c);XQ(A)::P=Q
- B(c);XP(F)::S(J),XB(c)
- R(b);::P=Q
- R(a);::P=Q
- B(c);::P=Q
- Refutation
- R(b);XP(B)
- Try
- K(I);P-FLIGHT
- Threat
- P=Q
- Vars
- B(c);CHECK,XP(F)::S(J),XB(c)
- R(a);XR(D)::P=Q
- B(c);XQ(A)::P=Q
- R(b);::P=Q
- R(a);::P=Q
- B(c);::P=Q
- Refutation
- R(b);XP(B)
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- R(b);XP(B)::R(E)
- B(c);XP(F)::S(J),XB(c)
- B(c);::R1(D)
- Refutation
- R(b);
- Try
- R(E);CHECK
- Vars
- P(d);XR(E)::B(H)
- Refutation
- R(b);XR(E)
- Try
- Q(A);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);SBLOCK,XR(D)::R(E)
- B(c);N_GUARD::QAR(A)
- Refutation
- R(b);
- Try
- Q(A);
- Threat
- R(E)
- Vars
- R(a);OGATE,XR(D)::QAB1(A),XR(a)
- R(b);N_GUARD,XP(B)::QAR2(A)
- B(c);XP(F)::S(J),XB(c)
- R(b);N_GUARD::QAR2(A),XR(b)
- Refutation
- B(c);
- Try
- Q(A);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);SBLOCK,XR(D)::R(E)
- B(c);N_GUARD::QAR(A)
- Refutation
- R(b);
- Try
- Actual
- Q(A);
- Threat
- R(E)
- Vars
- R(a);OGATE,XR(D)::QAB1(A),XR(a)
- R(b);N_GUARD,XP(B)::QAR2(A)
- B(c);XP(F)::S(J),XB(c)
- R(b);N_GUARD::QAR2(A),XR(b)
- B(c);N_GUARD::QAR(A)
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).