MESON Chess Problem Database
Problem Display
PID: 207577 (1R3Bb1/r1nq4/2pr4/N3Q3/kP5R/1N6/KP6/3B4 w - - 0 1)
Fleck, Ferenc
Il Problema, 1932
#2
10 + 7
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rd5
- 2.Sd2#
- 2.Sd4#
- 2.Sc5#
- 1...Re6
- 2.Sd2#
- 2.Sd4#
- 2.Sc5#
- 1...Rxa5
- 2.Qxa5#
- 1...Bxb3+
- 2.Bxb3#
- 1...Bh7
- 2.Sc5#
- 1...Sd5
- 2.Sa1#
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sc5#
- 1...Se6
- 2.Sd2#
- 2.Sd4#
- 2.Sc5#
- 1...Rd5
- Tries
- 1.Sc4?
- threat
- 2.Sbd2#
- 2.Sd4#
- 2.Sc5#
- 2.Sb6#
- 1...Rxd1
- 2.Sc5#
- 2.Sb6#
- 1...Rb7
- 2.Qa5#
- 1...Sb5
- 2.Sb6#
- 1...Qh3
- 2.Sc5#
- 2.Sb6#
- 1...Qg4
- 2.Sc5#
- 1...Qf5
- 2.Sc5#
- 2.Sb6#
- 1...Qh7
- 2.Sc5#
- 2.Sb6#
- 1...Rd2
- 2.Sbxd2#
- 2.Sc5#
- 2.Sb6#
- 1...Rd3
- 2.Sc5#
- 2.Sb6#
- 1...Rd4
- 2.Sbd2#
- 2.Sxd4#
- 2.Sc5#
- 2.Sb6#
- 1...Rd5
- 2.Sbd2#
- 2.Sd4#
- 2.Sc5#
- 1...Ra6
- 2.Sbd2#
- 2.Sd4#
- 2.Sc5#
- 1...Bd5
- 2.Sa1#
- 2.Sc1#
- 2.Sbd2#
- 2.Sd4#
- 2.Sba5#
- 2.Sc5#
- 1...Bh7
- 2.Sc5#
- 2.Sb6#
- 1...Sd5
- 2.Sa1#
- 2.Sc1#
- 2.Sbd2#
- 2.Sd4#
- 2.Sba5#
- 2.Sc5#
- 1...Sa8
- 2.Sbd2#
- 2.Sd4#
- 2.Sc5#
- 1...c5
- 2.Sbd2#
- 2.Sd4#
- 2.Sxc5#
- 1...Bxc4!
- threat
- 1.Rc4?
- threat
- 2.Sd2#
- 2.Sd4#
- 2.Sc5#
- 1...Rxd1
- 2.Sc5#
- 1...Qh3
- 2.Sc5#
- 1...Qg4
- 2.Sc5#
- 1...Qf5
- 2.Sc5#
- 1...Qh7
- 2.Sc5#
- 1...Rd2
- 2.Sxd2#
- 2.Sc5#
- 1...Rd3
- 2.Sc5#
- 1...Rd4
- 2.Sd2#
- 2.Sxd4#
- 2.Sc5#
- 1...Rb7
- 2.Sd2#
- 2.Sd4#
- 1...Bh7
- 2.Sc5#
- 2.b5#
- 1...c5
- 2.Sd2#
- 2.Sd4#
- 2.Sxc5#
- 1...Bxc4!
- threat
- 1.Qd5?
- threat
- 2.Sa1#
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sc5#
- 1...Rxd5
- 2.Sd2#
- 2.Sd4#
- 2.Sc5#
- 1...Qh3
- 2.Sc5#
- 1...Qg4
- 2.Sc5#
- 1...Qf5
- 2.Sc5#
- 1...Qh7
- 2.Sc5#
- 1...Rb7
- 2.Sa1#
- 2.Sc1#
- 2.Sd2#
- 1...Bh7
- 2.Sc5#
- 1...Sb5
- 2.Sa1#
- 2.Sc1#
- 2.Sd2#
- 2.Sc5#
- 1...c5
- 2.Sa1#
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sxc5#
- 1...Bxd5!
- threat
- 1.Sc4?
- Keys
- 1.Sb7!
- threat
- 2.Sc5#
- 1...Bxb3+
- 2.Bxb3#
- 1...Rxb7
- 2.Qa5#
- 1...Rd5
- 2.Sd4#
- 1...c5
- 2.Sxc5#
- 1...Ra5
- 2.Qxa5#
- 1...Sa6
- 2.Qa5#
- 1...Se6
- 2.Sd2#
- threat
- 1.Sb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- R(d);OGATE,XS(G)::QAR1(H),XR(d)
- B(g);CHECK,OGATE,P_SPINB(g),XS(D)::B(A),XB(g)
- B(g);N_PINS(D)::B(A)+S(D),DCHECK
- Tries
- Try
- S(G);N_SPINS(D)
- Threat
- DUALS(4)
- Vars
- R(d);N_GUARD::QAR1(H)
- S(e);::S(G)
- Q(f);::B(A)+S(D),DCHECK
- Refutation
- B(g);P_PINS(D),XS(G)
- Try
- R(F);N_SPINS(D)
- Threat
- DUALS(3)
- Vars
- R(c);XB(A)::S(D)
- Q(f);SBLOCK::B(A)+S(D),DCHECK
- Q(f);::B(A)+S(D),DCHECK
- R(c);::B(A)+S(D),DCHECK
- Refutation
- B(g);P_PINS(D),XR(F)
- Try
- Q(H);N_SPINS(D)
- Threat
- DUALS(5)
- Vars
- Q(f);::B(A)+S(D),DCHECK
- B(g);::B(A)+S(D),DCHECK
- Refutation
- B(g);P_PINS(D),XQ(H)
- Try
- Actual
- S(G);
- Threat
- S(G)
- Vars
- B(g);CHECK,OGATE,P_SPINB(g),XS(D)::B(A),XB(g)
- R(d);N_GUARD,XS(G)::QAR1(H)
- R(c);N_PINS(D)::B(A)+S(D)
- P(b);::S(G),XP(b)
- R(d);N_GUARD::QAR1(H),XR(d)
- S(e);S_CUTR(d)::QAR1(H)
- S(e);N_PINS(D)::B(A)+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).