MESON Chess Problem Database
Problem Display
PID: 103502 (3r2N1/1p4p1/1K1k1pR1/p2pR3/Q2n1P2/N6B/2n5/B6b w - - 0 1)
Candela Sanz, Rafael
Puig Ambros MT, 1962
#2
9 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rd7
- 2.Qxd7#
- 1...Ra8
- 2.Qd7#
- 1...Rb8
- 2.Qd7#
- 1...Rc8
- 2.Qd7#
- 1...Re8
- 2.Qd7#
- 1...Rf8
- 2.Qd7#
- 1...Rxg8
- 2.Qd7#
- 1...Sxa3
- 2.Qxa3#
- 1...Se2
- 2.Sb5#
- 2.Re6#
- 1...Sb3
- 2.Sb5#
- 2.Re6#
- 1...Sf3
- 2.Sb5#
- 2.Re6#
- 1...Sb5
- 2.Sxb5#
- 1...Sc6
- 2.Sb5#
- 1...Se6
- 2.Rxe6#
- 1...Rd7
- Tries
- 1.Sxf6?
- threat
- 2.Se4#
- 2.Se8#
- 1...Se6
- 2.Rxe6#
- 1...Re8
- 2.Se4#
- 2.Sxe8#
- 2.Qd7#
- 1...Be4
- 2.Sxe4#
- 2.Se8#
- 1...gxf6!
- threat
- 1.Sh6?
- threat
- 2.Sf7#
- 1...Se6
- 2.Sf5#
- 2.Rxe6#
- 1...Rd7
- 2.Qxd7#
- 1...Rf8
- 2.Qd7#
- 1...gxh6!
- threat
- 1.Bxd4?
- threat
- 2.Sb5#
- 2.Bc5#
- 2.Re6#
- 1...Sxa3
- 2.Bc5#
- 2.Re6#
- 2.Qxa3#
- 1...Rc8
- 2.Sb5#
- 2.Re6#
- 2.Qd7#
- 1...Re8
- 2.Sb5#
- 2.Bc5#
- 2.Qd7#
- 1...Sxd4!
- threat
- 1.Rxf6+?
- 1...Se6
- 2.Rexe6#
- 2.Rfxe6#
- 1...gxf6!
- 1...Se6
- 1.Qb5?
- threat
- 2.Qc5#
- 1...Sxb5
- 2.Sxb5#
- 1...Rc8
- 2.Qd7#
- 1...Sb3
- 2.Re6#
- 1...Se6
- 2.Rxe6#
- 1...Sf5!
- threat
- 1.Qc6+?
- 1...Sxc6
- 2.Sb5#
- 1...bxc6!
- 1...Sxc6
- 1.Qe8?
- threat
- 2.Qe7#
- 2.Qxd8#
- 1...Rd7
- 2.Qxd7#
- 1...Ra8
- 2.Qd7#
- 2.Qe7#
- 1...Rb8
- 2.Qd7#
- 2.Qe7#
- 2.Qxb8#
- 1...Rc8
- 2.Qd7#
- 2.Qe7#
- 1...Sf5
- 2.Sb5#
- 2.Re6#
- 2.Qe6#
- 2.Qxd8#
- 1...Sc6
- 2.Sb5#
- 2.Re6#
- 2.Qe6#
- 1...Se6
- 2.Sb5#
- 2.Rxe6#
- 2.Qxe6#
- 2.Qe7#
- 1...Rxe8!
- threat
- 1.Qxd4?
- threat
- 2.Sc4#
- 2.Sb5#
- 2.Qc5#
- 1...Sxa3
- 2.Qc5#
- 1...Rc8
- 2.Sb5#
- 1...Se3
- 2.Sb5#
- 2.Qc5#
- 1...Sxd4!
- threat
- 1.Sxf6?
- Keys
- 1.Re8!
- threat
- 2.Rxd8#
- 1...Rxe8
- 2.Qd7#
- 1...Rd7
- 2.Qxd7#
- 1...Ra8
- 2.Qd7#
- 1...Rb8
- 2.Qd7#
- 1...Rc8
- 2.Qd7#
- 1...Sf5
- 2.Be5#
- 1...Sc6
- 2.Sb5#
- 1...Se6
- 2.Rxe6#
- threat
- 1.Re8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- R(j);N_GUARD::QAR1(D),XR(j)
- R(j);N_GUARD::QAR1(D)
- R(j);N_GUARD,XS(I)::QAR1(D)
- S(b);OGATE,XS(B)::QAB(D),XS(b)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD,N_SPINP(g)::R1(F),XS(c)
- Tries
- Try
- S(I);XP(g)
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD::R1(F),XS(c)
- Refutation
- P(i);P_SPINP(i),XS(I)
- Try
- S(I);
- Threat
- S(I)
- Vars
- R(j);N_GUARD::QAR1(D),XR(j)
- R(j);N_GUARD::QAR1(D)
- Refutation
- P(i);XS(I)
- Try
- B(A);XS(c)
- Threat
- DUALS(3)
- Refutation
- S(b);XB(A)
- Try
- R(H);CHECK,XP(g)
- Refutation
- P(i);XR(H)
- Try
- Q(D);
- Threat
- QAB1(D)
- Vars
- S(c);XQ(D)::S(B),XS(c)
- R(j);N_GUARD::QAR1(D)
- S(c);N_GUARD::R1(F)
- S(c);N_GUARD,N_SPINP(g)::R1(F),XS(c)
- Refutation
- S(c);
- Try
- Q(D);CHECK
- Vars
- S(c);XQ(D)::S(B)
- Refutation
- P(h);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- R(j);N_GUARD::QAR1(D),XR(j)
- Refutation
- R(j);XQ(D)
- Try
- Q(D);N_PINP(g),P_PINP(e),XS(c)
- Threat
- DUALS(3)
- Vars
- S(b);XS(B)::QAB1(D)
- R(j);::S(B)
- Refutation
- S(b);N_SPINP(e),P_SPINP(g),XQ(D)
- Try
- Actual
- R(F);
- Threat
- R(F),XR(j)
- Vars
- R(j);N_GUARD,XR(F)::QAR1(D)
- R(j);N_GUARD::QAR1(D),XR(j)
- R(j);N_GUARD::QAR1(D)
- S(c);OGATE::B(A)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD,N_SPINP(g)::R1(F),XS(c)
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).