MESON Chess Problem Database
Problem Display
PID: 241235 (2N3R1/Ppkp3r/b1rNP3/PP6/8/2B4p/2Q2R2/2K5 w - - 0 1)
Paslack, Rainer
Sachsische Zeitung, 2013
#2
11 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rxc3
- 2.Qxc3#
- 1...Rb6
- 2.axb6#
- 1...Rxd6
- 2.Be5#
- 1...Bxb5
- 2.Sxb5#
- 1...dxe6
- 2.Qxh7#
- 1...Rxc3
- Tries
- 1.Se8+?
- 1...Kxc8
- 2.a8Q#
- 2.a8R#
- 1...Kd8!
- 1...Kxc8
- 1.Ba1?
- threat
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 1...Rc4
- 2.Qxc4#
- 1...Rc3
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.axb6#
- 1...dxe6!
- threat
- 1.Be1?
- threat
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 1...Rc4
- 2.Qxc4#
- 1...Rc3
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.axb6#
- 1...dxe6!
- threat
- 1.Bb2?
- threat
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 1...Rc4
- 2.Qxc4#
- 1...Rc3
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.axb6#
- 1...dxe6!
- threat
- 1.Bb4?
- threat
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 1...Rc4
- 2.Qxc4#
- 1...Rc3
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.axb6#
- 1...dxe6!
- threat
- 1.Bd4?
- threat
- 2.Bb6#
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 2.Bb6#
- 1...Rc4
- 2.Bb6#
- 2.Qxc4#
- 1...Rc3
- 2.Bb6#
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.Bxb6#
- 2.axb6#
- 1...dxe6!
- threat
- 1.Be5?
- threat
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 1...Rc4
- 2.Qxc4#
- 1...Rc3
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.axb6#
- 1...dxe6!
- threat
- 1.Bf6?
- threat
- 2.Bd8#
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 2.Bd8#
- 1...Rc4
- 2.Bd8#
- 2.Qxc4#
- 1...Rc3
- 2.Bd8#
- 2.Qxc3#
- 1...Rc5
- 2.Bd8#
- 2.Qxc5#
- 1...Re7
- 2.b6#
- 1...b6
- 2.Bd8#
- 2.axb6#
- 1...dxe6!
- threat
- 1.Bh8?
- threat
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 1...Rc4
- 2.Qxc4#
- 1...Rc3
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.axb6#
- 1...dxe6!
- threat
- 1.Se8+?
- Keys
- 1.Bg7!
- threat
- 2.b6#
- 1...Rxc2+
- 2.Rxc2#
- 1...Bxb5
- 2.Sxb5#
- 1...dxe6
- 2.Rf7#
- 1...Rc4
- 2.Qxc4#
- 1...Rc3
- 2.Qxc3#
- 1...Rc5
- 2.Qxc5#
- 1...b6
- 2.axb6#
- threat
- 1.Bg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- R(c);OGATE,P_PINQ(B),P_SPINR(c),XB(D)::QAR(B),XR(c)
- R(c);OGATE::P(E),XR(c)
- R(c);OGATEB,XS(G)::QAR(B)+B(D)
- B(b);XP(F)::S(G),XB(b)
- P(f);OGATEB,XP(H)::QAR(B),XR(g)
- Tries
- Try
- S(G);CHECK
- Vars
- K(e);P-FLIGHT,XS(J)::P=Q
- Refutation
- K(e);S_FLIGHT
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- P(F)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- B(b);XP(F)::S(G),XB(b)
- R(c);::QAR(B),XR(c)
- R(c);::QAR2(B),XR(c)
- P(d);OGATE::P(E),XP(d)
- Refutation
- P(f);XP(H)
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- P(F)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- B(b);XP(F)::S(G),XB(b)
- R(c);::QAR(B),XR(c)
- R(c);::QAR2(B),XR(c)
- P(d);OGATE::P(E),XP(d)
- Refutation
- P(f);XP(H)
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- P(F)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- B(b);XP(F)::S(G),XB(b)
- R(c);::QAR(B),XR(c)
- R(c);::QAR2(B),XR(c)
- P(d);OGATE::P(E),XP(d)
- Refutation
- P(f);XP(H)
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- P(F)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- B(b);XP(F)::S(G),XB(b)
- R(c);::QAR(B),XR(c)
- R(c);::QAR2(B),XR(c)
- P(d);OGATE::P(E),XP(d)
- Refutation
- P(f);XP(H)
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- DUALS(2)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- R(c);::QAR2(B),XR(c)
- Refutation
- P(f);XP(H)
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- P(F)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- B(b);XP(F)::B(D)+S(G),DCHECK,XB(b)
- R(c);::QAR(B),XR(c)
- R(c);::QAR2(B),XR(c)
- P(d);OGATE::P(E),XP(d)
- Refutation
- P(f);XP(H)
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- DUALS(2)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- R(g);::P(F)
- Refutation
- P(f);XP(H)
- Try
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- P(F)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- B(b);XP(F)::S(G),XB(b)
- R(c);::QAR(B),XR(c)
- R(c);::QAR2(B),XR(c)
- P(d);OGATE::P(E),XP(d)
- Refutation
- P(f);XP(H)
- Try
- Actual
- B(D);P_PINR(c),P_SPINQ(B)
- Threat
- P(F)
- Vars
- R(c);CHECK,N_SPINR(c),OGATE,XQ(B)::R(C),XR(c)
- B(b);XP(F)::S(G),XB(b)
- P(f);OGATEB,XP(H)::R(C)
- R(c);::QAR(B),XR(c)
- R(c);::QAR2(B),XR(c)
- P(d);OGATE::P(E),XP(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).