MESON Chess Problem Database
Problem Display
PID: 245752 (b7/b4B1Q/3R1K2/4BNp1/1N2k2P/2r1p2n/4prP1/8 w - - 0 1)
Wrobel, Marian
Revista Romana de Sah, 1930
#2
9 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rxg2
- 2.Sd4#
- 1...Rxf5+
- 2.Qxf5#
- 1...Rc5
- 2.Rd4#
- 1...Rc6
- 2.Bd5#
- 1...Bd4
- 2.Rxd4#
- 1...Bb8
- 2.Rd4#
- 1...Bd5
- 2.Bxd5#
- 1...Sf4
- 2.Sg3#
- 1...Rxg2
- Tries
- 1.Bg3?
- threat
- 2.Re6#
- 1...Rxf5+
- 2.Qxf5#
- 1...Bd4+
- 2.Rxd4#
- 1...Rxg2
- 2.Sd4#
- 1...Rc5
- 2.Rd4#
- 1...Rc6
- 2.Bd5#
- 1...Bb8
- 2.Rd4#
- 1...Bd5
- 2.Bxd5#
- 1...Sf4!
- threat
- 1.Bg3?
- Keys
- 1.Bh2!
- threat
- 2.Re6#
- 1...Rxf5+
- 2.Qxf5#
- 1...Bd4+
- 2.Rxd4#
- 1...Rxg2
- 2.Sd4#
- 1...Rc5
- 2.Rd4#
- 1...Rc6
- 2.Bd5#
- 1...Bb8
- 2.Rd4#
- 1...Bd5
- 2.Bxd5#
- 1...Sf4
- 2.Sg3#
- threat
- 1.Bh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(b);N_PINS(E),XP(A)::QAB(I)+S(E)
- R(b);CHECK,OGATE,P_SPINR(b),XS(E)::QAB1(I),XR(b)
- R(c);S_CUTB(h)::R1(F)
- R(c);P_PINR(F),S_CUTB(i)::B(H)
- B(h);N_GUARD,P_PINB(D)::R1(F),XB(h)
- B(h);N_GUARD::R1(F)
- B(i);N_GUARD::B(H),XB(i)
- S(e);N_PINS(E)::QAB(I)+S(E),DCHECK
- Tries
- Try
- B(D);
- Threat
- R(F)
- Vars
- R(b);CHECK,OGATE,P_SPINR(b),XS(E)::QAB1(I),XR(b)
- B(h);CHECK,N_GUARD::R1(F),XB(h)
- R(b);N_PINS(E),XP(A)::QAB(I)+S(E)
- R(c);S_CUTB(h)::R1(F)
- R(c);P_PINR(F),S_CUTB(i)::B(H)
- B(h);N_GUARD::R1(F)
- B(i);N_GUARD::B(H),XB(i)
- Refutation
- S(e);N_PINS(E)
- Try
- Actual
- B(D);
- Threat
- R(F)
- Vars
- R(b);CHECK,OGATE,P_SPINR(b),XS(E)::QAB1(I),XR(b)
- B(h);CHECK,N_GUARD::R1(F),XB(h)
- R(b);N_PINS(E),XP(A)::QAB(I)+S(E)
- R(c);S_CUTB(h)::R1(F)
- R(c);P_PINR(F),S_CUTB(i)::B(H)
- B(h);N_GUARD::R1(F)
- B(i);N_GUARD::B(H),XB(i)
- S(e);N_PINS(E),SBLOCK::QAB(I)+S(E),DCHECK
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).