MESON Chess Problem Database
Problem Display
PID: 24599 (2B5/8/3p4/3N4/2prkNnR/2B1b1Kp/Q6P/4R3 w - - 0 1)
Faruffini, CG
1st Prize, Conversazioni della Domenica, 1890
#2
9 + 7
| 136 | Problem Observer | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Sf2
- 2.Rxe3#
- 1...Sxh2
- 2.Rxe3#
- 1...Se5
- 2.Sf6#
- 2.Rxe3#
- 1...Sf6
- 2.Rxe3#
- 1...Sh6
- 2.Rxe3#
- 1...Sf2
- Tries
- 1.Kxg4?
- threat
- 2.Rxe3#
- 1...Ke5
- 2.Rxe3#
- 1...Rd3
- 2.Sf6#
- 2.Bf5#
- 1...Rxd5!
- threat
- 1.Sxe3?
- threat
- 2.Sxg4#
- 1...Ke5
- 2.Sxg4#
- 1...Sxh2
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sxc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 1...Rd1
- 2.Bf5#
- 1...Rd2
- 2.Bf5#
- 1...Rd3
- 2.Bf5#
- 1...Sf2
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sxc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 1...Se5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sxc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 2.Bf5#
- 1...Sf6
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sxc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 1...Sh6
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sxc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 1...Sxe3!
- threat
- 1.Bxg4?
- threat
- 2.Rxe3#
- 1...Ke5
- 2.Rxe3#
- 1...Rd3
- 2.Sf6#
- 1...Rxd5!
- threat
- 1.Rxg4?
- threat
- 2.Rxe3#
- 1...Ke5
- 2.Rxe3#
- 1...Rd3
- 2.Sf6#
- 1...Rxd5!
- threat
- 1.Rh5?
- 1...Sxh2
- 2.Sf6#
- 2.Rxe3#
- 1...Rd1
- 2.Bf5#
- 1...Rd2
- 2.Bf5#
- 1...Rd3
- 2.Bf5#
- 1...Sf2
- 2.Sf6#
- 2.Rxe3#
- 1...Se5
- 2.Sf6#
- 2.Bf5#
- 2.Rxe3#
- 1...Sf6
- 2.Sxf6#
- 2.Rxe3#
- 1...Sh6
- 2.Sf6#
- 2.Rxe3#
- 1...Rxd5!
- 1...Sxh2
- 1.Qb1+?
- 1...Ke5
- 2.Rh5#
- 2.Qf5#
- 1...Rd3!
- 1...Ke5
- 1.Qxc4?
- threat
- 2.Qxd4#
- 1...Ke5
- 2.Qxd4#
- 1...Rxc4!
- threat
- 1.Qc2+?
- 1...Ke5
- 2.Rh5#
- 2.Qf5#
- 1...Rd3!
- 1...Ke5
- 1.Qe2?
- 1...Rxd5
- 2.Qf3#
- 1...Sxh2
- 2.Qxe3#
- 1...Rd3
- 2.Qf3#
- 1...Rd1
- 2.Qf3#
- 1...Rd2
- 2.Qf3#
- 1...Sf2
- 2.Qxe3#
- 1...Se5
- 2.Sf6#
- 2.Qxe3#
- 1...Sf6
- 2.Qxe3#
- 1...Sh6
- 2.Qxe3#
- 1...Ke5!
- 1...Rxd5
- 1.Qf2?
- 1...Rxd5
- 2.Qf3#
- 1...Sxf2
- 2.Rxe3#
- 1...Sxh2
- 2.Rxe3#
- 2.Qxe3#
- 1...Rd3
- 2.Qf3#
- 1...Rd1
- 2.Qf3#
- 1...Rd2
- 2.Qf3#
- 1...Se5
- 2.Sf6#
- 2.Rxe3#
- 2.Qxe3#
- 1...Sf6
- 2.Rxe3#
- 2.Qxe3#
- 1...Sh6
- 2.Rxe3#
- 2.Qxe3#
- 1...Ke5!
- 1...Rxd5
- 1.Qg2+?
- 1...Ke5
- 2.Sg6#
- 2.Rh5#
- 1...hxg2!
- 1...Ke5
- 1.Qa7?
- threat
- 2.Qxd4#
- 1...Ke5
- 2.Qxd4#
- 2.Qe7#
- 1...Rd3
- 2.Qh7#
- 1...Rd1
- 2.Qh7#
- 1...Rd2
- 2.Qh7#
- 1...Rxd5!
- threat
- 1.Qa8?
- 1...Rxd5
- 2.Qxd5#
- 1...Sxh2
- 2.Rxe3#
- 1...Rd3
- 2.Sf6#
- 1...Rd1
- 2.Sf6#
- 1...Rd2
- 2.Sf6#
- 1...Sf2
- 2.Rxe3#
- 1...Se5
- 2.Sf6#
- 2.Rxe3#
- 1...Sf6
- 2.Rxe3#
- 1...Sh6
- 2.Rxe3#
- 1...Ke5!
- 1...Rxd5
- 1.Kxg4?
- Keys
- 1.Sd3!
- 1...Kxd3
- 2.Qb1#
- 1...Kxd5
- 2.Qa8#
- 1...Rxd3
- 2.Sf6#
- 1...Rxd5
- 2.Sf2#
- 1...cxd3
- 2.Rxe3#
- 1...Kxd3
- 1.Sd3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- S(f);N_GUARD::R1(A),XB(a)
- S(f);N_GUARD,XP(C)::R1(A),XB(a)
- Tries
- Try
- K(E);P-FLIGHT,XS(f)
- Threat
- R1(A),XB(a)
- Vars
- K(e);P-FLIGHT,P_PINS(F),P_SPINR(d)::R(A),XB(a)
- Refutation
- R(d);XS(H)
- Try
- S(H);XB(a)
- Threat
- R(A)+S(H),XS(f)
- Vars
- K(e);P-FLIGHT,P_SPINR(d)::R(A)+S(H),DCHECK,XS(f)
- R(d);::B(I)
- R(d);P_PINS(H)::B(I)
- Refutation
- S(f);P_SPINS(f),XS(H)
- Try
- B(I);XS(f)
- Threat
- R1(A),XB(a)
- Vars
- K(e);P-FLIGHT,P_SPINR(d)::R(A),XB(a)
- R(d);::S(H)
- Refutation
- R(d);XS(H)
- Try
- R(G);XS(f)
- Threat
- R1(A),XB(a)
- Vars
- K(e);P-FLIGHT,P_SPINR(d)::R(A),XB(a)
- R(d);::S(H)
- Refutation
- R(d);XS(H)
- Try
- R(G);
- Vars
- R(d);::B(I)
- Refutation
- R(d);XS(H)
- Try
- Q(B);CHECK
- Refutation
- R(d);P_SPINR(d)
- Try
- Q(B);P_PINR(d),XP(c)
- Threat
- QAR1(B),XR(d)
- Vars
- K(e);P-FLIGHT::QAB1(B),XR(d)
- Refutation
- R(d);N_SPINR(d),XQ(B)
- Try
- Q(B);CHECK
- Refutation
- R(d);P_SPINR(d)
- Try
- Q(B);
- Vars
- R(d);XS(H)::QAB1(B)
- S(f);N_GUARD,XP(C)::QAR1(B),XB(a)
- R(d);::QAB1(B)
- S(f);N_GUARD::QAR1(B),XB(a)
- Refutation
- K(e);P-FLIGHT,P_SPINR(d)
- Try
- Q(B);
- Vars
- R(d);XS(H)::QAB1(B)
- S(f);N_GUARD,XQ(B)::R1(A),XB(a)
- R(d);::QAB1(B)
- Refutation
- K(e);P-FLIGHT,P_SPINR(d)
- Try
- Q(B);CHECK
- Refutation
- P(b);XQ(B)
- Try
- Q(B);
- Threat
- QAR1(B),XR(d)
- Vars
- R(d);::QAB(B)
- Refutation
- R(d);XS(H)
- Try
- Q(B);
- Vars
- R(d);OGATE,P_SPINR(d),XS(H)::QAB1(B),XR(d)
- S(f);N_GUARD,XP(C)::R1(A),XB(a)
- R(d);::QAB(B)+S(H),DCHECK
- S(f);N_GUARD::R1(A),XB(a)
- Refutation
- K(e);P-FLIGHT,P_SPINR(d)
- Try
- Actual
- S(F);P_PINS(f)
- Vars
- K(e);N_SPINB(a),N_SPINS(f),OGATEB,S_FLIGHT,XS(F)::QAB(B)
- K(e);N_SPINB(a),N_SPINS(f),OGATEB,P_SPINP(c),S_FLIGHT,XS(H)::QAB(B)
- R(d);SBLOCK,XS(F)::S(H)
- R(d);SBLOCK,XS(H)::S(F)
- P(c);XS(F)::R1(A),XB(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).