MESON Chess Problem Database
Problem Display
PID: 158128 (3R3K/1nQn3b/p2r4/6N1/2BkPP2/3r1pN1/1P1q1P2/3R2B1 w - - 0 1)
Arguelles Ferrer, Antonio Fernandez
Els Escacs a Catalunya, 1928
#2
12 + 9
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Qc1
- 2.Sxf3#
- 2.Rxd3#
- 1...Qe1
- 2.Sxf3#
- 2.Rxd3#
- 1...Qc3
- 2.Sxf3#
- 1...Qe3
- 2.fxe3#
- 1...Qb4
- 2.Sxf3#
- 2.Rxd3#
- 1...Qa5
- 2.Sxf3#
- 2.Rxd3#
- 1...Qxb2
- 2.Rxd3#
- 1...Qc2
- 2.Sxf3#
- 1...Qxf2
- 2.Bxf2#
- 2.Rxd3#
- 1...Re3
- 2.fxe3#
- 1...Rd5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 1...Rg6
- 2.Sf5#
- 1...Bf5
- 2.Sxf5#
- 1...Bg8
- 2.Sf5#
- 1...Se5
- 2.Se6#
- 1...Sb6
- 2.Se6#
- 1...Sf6
- 2.Se6#
- 1...Sb8
- 2.Se6#
- 1...Qc1
- Tries
- 1.Ba2?
- threat
- 2.Qc4#
- 1...Qxf4
- 2.Qc3#
- 1...Qxf2
- 2.Bxf2#
- 1...Rc3
- 2.Qxc3#
- 1...Rc6
- 2.Qe5#
- 1...Qc1
- 2.Sxf3#
- 1...Qc3
- 2.Sxf3#
- 2.Qxc3#
- 2.bxc3#
- 1...Qb4
- 2.Sxf3#
- 1...Qc2
- 2.Sxf3#
- 1...Bg8
- 2.Sf5#
- 1...Sa5
- 2.Qxd6#
- 1...Sbc5
- 2.Qxd6#
- 1...Sdc5
- 2.Qg7#
- 1...Se5
- 2.Se6#
- 1...Sb6
- 2.Se6#
- 1...Rb3!
- threat
- 1.Bb3?
- threat
- 2.Qc4#
- 1...Qxf4
- 2.Qc3#
- 1...Qxf2
- 2.Bxf2#
- 1...Rc3
- 2.Qxc3#
- 1...Rc6
- 2.Qe5#
- 1...Qc1
- 2.Sxf3#
- 1...Qc3
- 2.Sxf3#
- 2.Qxc3#
- 2.bxc3#
- 1...Qb4
- 2.Sxf3#
- 1...Qc2
- 2.Sxf3#
- 1...Bg8
- 2.Sf5#
- 1...Sa5
- 2.Qxd6#
- 1...Sbc5
- 2.Qxd6#
- 1...Sdc5
- 2.Qg7#
- 1...Se5
- 2.Se6#
- 1...Sb6
- 2.Se6#
- 1...Rxb3!
- threat
- 1.Bb5?
- threat
- 2.Qc4#
- 1...Qxf4
- 2.Qc3#
- 1...Qxf2
- 2.Bxf2#
- 2.Rxd3#
- 1...Rc6
- 2.Qe5#
- 1...Qc1
- 2.Sxf3#
- 2.Rxd3#
- 1...Qc3
- 2.Sxf3#
- 2.Qxc3#
- 2.bxc3#
- 1...Qb4
- 2.Sxf3#
- 2.Rxd3#
- 1...Qc2
- 2.Sxf3#
- 1...Rc3
- 2.Qxc3#
- 2.bxc3#
- 1...Bg8
- 2.Sf5#
- 1...Sa5
- 2.Qxd6#
- 1...Sbc5
- 2.Qxd6#
- 1...Sdc5
- 2.Qg7#
- 1...Se5
- 2.Se6#
- 1...Sb6
- 2.Se6#
- 1...axb5!
- threat
- 1.Bxa6?
- threat
- 2.Qc4#
- 1...Qxf4
- 2.Qc3#
- 1...Qxf2
- 2.Bxf2#
- 2.Rxd3#
- 1...Rc6
- 2.Qe5#
- 1...Qc1
- 2.Sxf3#
- 2.Rxd3#
- 1...Qc3
- 2.Sxf3#
- 2.Qxc3#
- 2.bxc3#
- 1...Qb4
- 2.Sxf3#
- 2.Rxd3#
- 1...Qc2
- 2.Sxf3#
- 1...Rc3
- 2.Qxc3#
- 2.bxc3#
- 1...Bg8
- 2.Sf5#
- 1...Sa5
- 2.Qxd6#
- 1...Sbc5
- 2.Qxd6#
- 1...Sdc5
- 2.Qg7#
- 1...Se5
- 2.Se6#
- 1...Sb6
- 2.Se6#
- 1...Rxa6!
- threat
- 1.Bf7?
- threat
- 2.Qc4#
- 1...Qxf4
- 2.Qc3#
- 1...Qxf2
- 2.Bxf2#
- 1...Rc3
- 2.Qxc3#
- 1...Rc6
- 2.Qe5#
- 1...Qc1
- 2.Sxf3#
- 1...Qc3
- 2.Sxf3#
- 2.Qxc3#
- 2.bxc3#
- 1...Qb4
- 2.Sxf3#
- 1...Qc2
- 2.Sxf3#
- 1...Rd5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 1...Sa5
- 2.Qxd6#
- 1...Sbc5
- 2.Qxd6#
- 1...Se5
- 2.Se6#
- 1...Sb6
- 2.Se6#
- 1...Sdc5!
- threat
- 1.Ba2?
- Keys
- 1.Bg8!
- threat
- 2.Qc4#
- 1...Qxf4
- 2.Qc3#
- 1...Qxf2
- 2.Bxf2#
- 1...Bxg8
- 2.Sf5#
- 1...Rc3
- 2.Qxc3#
- 1...Rc6
- 2.Qe5#
- 1...Qc1
- 2.Sxf3#
- 1...Qc3
- 2.Sxf3#
- 2.Qxc3#
- 2.bxc3#
- 1...Qb4
- 2.Sxf3#
- 1...Qc2
- 2.Sxf3#
- 1...Rd5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 1...Sa5
- 2.Qxd6#
- 1...Sbc5
- 2.Qxd6#
- 1...Sdc5
- 2.Qg7#
- 1...Se5
- 2.Se6#
- 1...Sb6
- 2.Se6#
- threat
- 1.Bg8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 8
- Sets
- Q(a);P_SPINR(b)::S(I),XP(c)
- Q(a);OGATE,P_SPINR(b)::P(D),XQ(a)
- Q(a);OGATE,P_SPINR(b),XP(C)::R1(A),XR(b)
- R(b);OGATE,P_SPINQ(a)::P(D),XR(b)
- R(f);N_GUARD::S(I)
- R(f);N_GUARD,P_SPINS(h)::S(I),XR(f)
- R(f);P_SPINS(h),S_CUTB(i)::S(E)
- B(i);N_GUARD::S(E),XB(i)
- B(i);N_GUARD::S(E)
- S(h);P_SPINR(f)::S(I)
- Tries
- Try
- B(F);
- Threat
- QAR1(J)
- Vars
- Q(a);N_GUARD,P_SPINR(b),XP(H)::QAB1(J)
- Q(a);OGATE,P_SPINQ(a),P_SPINR(b),XP(D)::B(B),XQ(a)
- R(b);N_GUARD,P_SPINQ(a)::QAB1(J),XR(b)
- R(f);OGATE,P_SPINS(h)::QAB1(J)
- Q(a);P_SPINR(b)::S(I),XP(c)
- B(i);N_GUARD::S(E)
- S(g);N_GUARD::QAR2(J),XR(f)
- S(h);OGATE,P_SPINR(f),SBLOCK::QAB(J)
- S(h);P_SPINR(f)::S(I)
- Refutation
- R(b);P_SPINQ(a)
- Try
- B(F);
- Threat
- QAR1(J)
- Vars
- Q(a);N_GUARD,P_SPINR(b),XP(H)::QAB1(J)
- Q(a);OGATE,P_SPINQ(a),P_SPINR(b),XP(D)::B(B),XQ(a)
- R(b);N_GUARD,P_SPINQ(a)::QAB1(J),XR(b)
- R(f);OGATE,P_SPINS(h)::QAB1(J)
- Q(a);P_SPINR(b)::S(I),XP(c)
- B(i);N_GUARD::S(E)
- S(g);N_GUARD::QAR2(J),XR(f)
- S(h);OGATE,P_SPINR(f),SBLOCK::QAB(J)
- S(h);P_SPINR(f)::S(I)
- Refutation
- R(b);P_SPINQ(a),XB(F)
- Try
- B(F);
- Threat
- QAR1(J)
- Vars
- Q(a);N_GUARD,P_SPINR(b),XP(H)::QAB1(J)
- R(f);OGATE,P_SPINS(h)::QAB1(J)
- Q(a);P_SPINR(b)::S(I),XP(c)
- B(i);N_GUARD::S(E)
- S(g);N_GUARD::QAR2(J),XR(f)
- S(h);OGATE,P_SPINR(f),SBLOCK::QAB(J)
- S(h);P_SPINR(f)::S(I)
- Refutation
- P(e);XB(F)
- Try
- B(F);XP(e)
- Threat
- QAR1(J)
- Vars
- Q(a);N_GUARD,P_SPINR(b),XP(H)::QAB1(J)
- R(f);OGATE,P_SPINS(h)::QAB1(J)
- Q(a);P_SPINR(b)::S(I),XP(c)
- B(i);N_GUARD::S(E)
- S(g);N_GUARD::QAR2(J),XR(f)
- S(h);OGATE,P_SPINR(f),SBLOCK::QAB(J)
- S(h);P_SPINR(f)::S(I)
- Refutation
- R(f);P_SPINS(h),XB(F)
- Try
- B(F);
- Threat
- QAR1(J)
- Vars
- Q(a);N_GUARD,P_SPINR(b),XP(H)::QAB1(J)
- Q(a);OGATE,P_SPINQ(a),P_SPINR(b),XP(D)::B(B),XQ(a)
- R(b);N_GUARD,P_SPINQ(a)::QAB1(J),XR(b)
- R(f);OGATE,P_SPINS(h)::QAB1(J)
- Q(a);P_SPINR(b)::S(I),XP(c)
- R(f);N_GUARD::S(I)
- R(f);N_GUARD,P_SPINS(h)::S(I),XR(f)
- S(g);N_GUARD::QAR2(J),XR(f)
- S(h);P_SPINR(f)::S(I)
- Refutation
- S(h);P_SPINR(f)
- Try
- Actual
- B(F);
- Threat
- QAR1(J)
- Vars
- Q(a);N_GUARD,P_SPINR(b),XP(H)::QAB1(J)
- Q(a);OGATE,P_SPINQ(a),P_SPINR(b),XP(D)::B(B),XQ(a)
- B(i);N_GUARD,XB(F)::S(E)
- R(b);N_GUARD,P_SPINQ(a)::QAB1(J),XR(b)
- R(f);OGATE,P_SPINS(h)::QAB1(J)
- Q(a);P_SPINR(b)::S(I),XP(c)
- R(f);N_GUARD::S(I)
- R(f);N_GUARD,P_SPINS(h)::S(I),XR(f)
- S(g);N_GUARD::QAR2(J),XR(f)
- S(h);OGATE,P_SPINR(f),SBLOCK::QAB(J)
- S(h);P_SPINR(f)::S(I)
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).