MESON Chess Problem Database
Problem Display
PID: 57426 (q3r3/1p3N2/1r2p3/n3B2p/PPk3b1/Q1P5/Rp4B1/1N1Rn1bK w - - 0 1)
Taliani, Alfonso
Chess Life, 1956
#2
11 + 12
SOLUTION
- SOUND
- Sets
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Rd6
- 2.Sxd6#
- 1...Bh2
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...Rxb4
- Tries
- 1.Bh2?
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Bxh2
- 2.Rd4#
- 1...Rb5
- 2.Sd6#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- 1...Qb8!
- threat
- 1.Bg3?
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- 1...Qb8!
- threat
- 1.Bf4?
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- 1...Qb8!
- threat
- 1.Bf6?
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Bh2
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- 1...Qb8!
- threat
- 1.Bg7?
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Bh2
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- 1...Qb8!
- threat
- 1.Bb8?
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Bh2
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- 1...Qxb8!
- threat
- 1.Bh8?
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Bh2
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- 1...Qb8!
- threat
- 1.Qb3+?
- 1...Sxb3
- 2.Sa3#
- 1...Kxb3!
- 1...Sxb3
- 1.Bh2?
- Keys
- 1.Bc7!
- threat
- 2.Se5#
- 1...Rxb4
- 2.Qxb4#
- 1...Rb5
- 2.Sd6#
- 1...Bh2
- 2.Rd4#
- 1...Bd4
- 2.Rxd4#
- 1...Sd3
- 2.Sd2#
- 1...Sf3
- 2.Bf1#
- 1...Sc6
- 2.Sd6#
- 1...e5
- 2.Bd5#
- threat
- 1.Bc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- R(h);N_GUARD::S(K),XR(h)
- B(b);N_GUARD::R1(B)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- Tries
- Try
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- B(b);N_GUARD,XB(J)::R1(B)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
- Refutation
- Q(k);
- Try
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
- Refutation
- Q(k);
- Try
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
- Refutation
- Q(k);
- Try
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
- Refutation
- Q(k);
- Try
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
- Refutation
- Q(k);
- Try
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
- Refutation
- Q(k);XB(J)
- Try
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
- Refutation
- Q(k);
- Try
- Q(F);CHECK
- Vars
- S(f);SBLOCK,XQ(F)::S(A)
- Refutation
- K(d);S_FLIGHT,XQ(F)
- Try
- Actual
- B(J);
- Threat
- S(K)
- Vars
- R(h);OGATE,XP(I)::QAR1(F),XR(h)
- R(h);N_GUARD::S(K)
- B(b);N_GUARD::R1(B)
- B(b);N_GUARD::R1(B),XB(b)
- S(a);SBLOCK::S(A)
- S(a);N_GUARD,S_CUTB(e)::B(E)
- S(f);S_CUTR(h)::S(K)
- P(i);N_GUARD::B(E)
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).