MESON Chess Problem Database
Problem Display
PID: 243363 (4N3/3p4/nK3p1Q/4kB2/1N1n4/2R2P2/8/B5b1 w - - 0 1)
Aschenazi, Marcel
Revista Romana de Sah, 1956
#2
8 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kxf5
- 2.Qxf6#
- 1...Sc2+
- 2.Rc5#
- 1...Se2+
- 2.Rc5#
- 1...Sb3+
- 2.Rc5#
- 1...Sxf3+
- 2.Rc5#
- 1...Sb5+
- 2.Rc5#
- 1...Sxf5+
- 2.Re3#
- 1...Sc6+
- 2.Rc5#
- 1...Se6+
- 2.Rc5#
- 1...Kxf5
- Tries
- 1.Sd3+?
- 1...Kxf5
- 2.Sg7#
- 2.Qxf6#
- 1...Kd5!
- 1...Kxf5
- 1.Bh3?
- threat
- 2.Qxf6#
- 1...Sc2+
- 2.Re3#
- 2.Rc5#
- 1...Se2+
- 2.Re3#
- 2.Rc5#
- 1...Sb3+
- 2.Re3#
- 2.Rc5#
- 1...Sxf3+
- 2.Re3#
- 1...Sb5+
- 2.Re3#
- 2.Rc5#
- 1...Sf5+
- 2.Re3#
- 1...Sc6+
- 2.Re3#
- 2.Rc5#
- 1...Se6+
- 2.Re3#
- 2.Rc5#
- 1...f5
- 2.Qd6#
- 1...Sxb4!
- threat
- 1.Bg4?
- threat
- 2.Qxf6#
- 1...Sc2+
- 2.Re3#
- 2.Rc5#
- 1...Se2+
- 2.Re3#
- 2.Rc5#
- 1...Sb3+
- 2.Re3#
- 2.Rc5#
- 1...Sxf3+
- 2.Re3#
- 1...Sb5+
- 2.Re3#
- 2.Rc5#
- 1...Sf5+
- 2.Re3#
- 1...Sc6+
- 2.Re3#
- 2.Rc5#
- 1...Se6+
- 2.Re3#
- 2.Rc5#
- 1...f5
- 2.Qd6#
- 1...Sxb4!
- threat
- 1.Bxd7?
- threat
- 2.Qxf6#
- 1...Sc2+
- 2.Re3#
- 2.Rc5#
- 1...Se2+
- 2.Re3#
- 2.Rc5#
- 1...Sb3+
- 2.Re3#
- 2.Rc5#
- 1...Sxf3+
- 2.Re3#
- 1...Sb5+
- 2.Re3#
- 2.Rc5#
- 1...Sf5+
- 2.Re3#
- 2.Rc5#
- 1...Sc6+
- 2.Re3#
- 2.Rc5#
- 1...Se6+
- 2.Rc5#
- 1...f5
- 2.Qd6#
- 1...Sxb4!
- threat
- 1.Bh7?
- threat
- 2.Qxf6#
- 1...Sc2+
- 2.Re3#
- 1...Se2+
- 2.Re3#
- 1...Sb3+
- 2.Re3#
- 1...Sxf3+
- 2.Re3#
- 1...Sb5+
- 2.Re3#
- 1...Sf5+
- 2.Re3#
- 1...Sc6+
- 2.Re3#
- 1...Se6+
- 2.Re3#
- 2.Rc5#
- 1...Ke6
- 2.Qxf6#
- 1...f5
- 2.Qd6#
- 1...Sxb4!
- threat
- 1.Re3+?
- 1...Kxf5
- 2.Sd6#
- 2.Sg7#
- 2.Qxf6#
- 1...Bxe3!
- 1...Kxf5
- 1.Rc5+?
- 1...d5
- 2.Rxd5#
- 1...Sxc5!
- 1...d5
- 1.Sd3+?
- Keys
- 1.Be6!
- threat
- 2.Qxf6#
- 1...Sc2+
- 2.Re3#
- 1...Se2+
- 2.Re3#
- 1...Sb3+
- 2.Re3#
- 1...Sxf3+
- 2.Re3#
- 1...Sb5+
- 2.Re3#
- 1...Sf5+
- 2.Re3#
- 1...Sc6+
- 2.Re3#
- 1...Sxe6+
- 2.Rc5#
- 1...Kxe6
- 2.Qxf6#
- 1...f5
- 2.Sd3#
- threat
- 1.Be6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- K(c);P-FLIGHT,XB(E)::QAR1(G),XP(e)
- S(b);CHECK::B(A)+R(B),DCHECK
- S(b);CHECK,XP(C)::B(A)+R(B),DCHECK
- S(b);CHECK,SBLOCK,XB(E)::B(A)+R(B),DCHECK
- Tries
- Try
- S(D);CHECK
- Refutation
- K(c);P-FLIGHT
- Try
- B(E);
- Threat
- QAB1(G),XP(e)
- Vars
- S(b);CHECK,XP(C)::B(A)+R(B),DCHECK
- S(b);CHECK::B(A)+R(B),DCHECK
- P(e);OGATE::QAB1(G)
- Refutation
- S(d);XS(D)
- Try
- B(E);
- Threat
- QAB1(G),XP(e)
- Vars
- S(b);CHECK,XP(C)::B(A)+R(B),DCHECK
- S(b);CHECK::B(A)+R(B),DCHECK
- P(e);OGATE::QAB1(G)
- Refutation
- S(d);XS(D)
- Try
- B(E);XP(f)
- Threat
- QAB1(G),XP(e)
- Vars
- S(b);CHECK,XP(C)::B(A)+R(B),DCHECK
- S(b);CHECK::B(A)+R(B),DCHECK
- P(e);OGATE::QAB1(G)
- Refutation
- S(d);XS(D)
- Try
- B(E);
- Threat
- QAB1(G),XP(e)
- Vars
- S(b);CHECK::B(A)+R(B),DCHECK
- S(b);CHECK,XP(C)::B(A)+R(B),DCHECK
- K(c);P-FLIGHT,P_SPINP(e)::QAR1(G),XP(e)
- P(e);OGATE::QAB1(G)
- Refutation
- S(d);XS(D)
- Try
- R(B);CHECK,P_PINS(b)
- Refutation
- B(a);XR(B)
- Try
- R(B);CHECK,P_PINS(b)
- Vars
- P(f);P_SPINP(f)::R1(B),XP(f)
- Refutation
- S(d);XR(B)
- Try
- Actual
- B(E);
- Threat
- QAB1(G),XP(e)
- Vars
- S(b);CHECK::B(A)+R(B),DCHECK
- S(b);CHECK,XP(C)::B(A)+R(B),DCHECK
- S(b);CHECK,SBLOCK,XB(E)::B(A)+R(B),DCHECK
- K(c);P-FLIGHT,P_SPINP(e),XB(E)::QAR1(G),XP(e)
- P(e);::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).