MESON Chess Problem Database
Problem Display
PID: 102465 (8/5p2/3Rb3/3qp1N1/1P1k3p/1P3Qnr/N4PKp/6bR w - - 0 1)
Wrobel, Marian
L'Echiquier de France, 1958
#2
9 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qxd6
- 2.Qd1#
- 1...Bxf2
- 2.Rd1#
- 1...Bg4
- 2.Rxd5#
- 2.Qxd5#
- 1...Bf5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bd7
- 2.Rxd5#
- 2.Qxd5#
- 1...Bc8
- 2.Rxd5#
- 2.Qxd5#
- 1...Sf1
- 2.Qe4#
- 1...Sxh1
- 2.Qe4#
- 1...Se2
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sf5
- 2.Qe4#
- 1...Sh5
- 2.Qe4#
- 1...e4
- 2.Qc3#
- 1...f5
- 2.Sxe6#
- 1...f6
- 2.Sxe6#
- 1...Qxd6
- Tries
- 1.Sc3?
- threat
- 2.Sb5#
- 1...Bd7
- 2.Rxd5#
- 1...e4!
- threat
- 1.Rd7?
- 1...Qxd7
- 2.Qd1#
- 1...Bxf2
- 2.Rd1#
- 1...Sxh1
- 2.Qe4#
- 1...e4
- 2.Qc3#
- 1...Qd6
- 2.Qd1#
- 1...Bg4
- 2.Rxd5#
- 2.Qxd5#
- 1...Bf5
- 2.Rxd5#
- 2.Qxd5#
- 1...Sf1
- 2.Qe4#
- 1...Se2
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sf5
- 2.Qe4#
- 1...Sh5
- 2.Qe4#
- 1...f5
- 2.Sxe6#
- 1...f6
- 2.Sxe6#
- 1...Bxd7!
- 1...Qxd7
- 1.Rd8?
- 1...Qxd8
- 2.Qd1#
- 1...Bxf2
- 2.Rd1#
- 1...Sxh1
- 2.Qe4#
- 1...e4
- 2.Qc3#
- 1...Qd6
- 2.Qd1#
- 1...Qd7
- 2.Qd1#
- 1...Bg4
- 2.Rxd5#
- 2.Qxd5#
- 1...Bf5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bc8
- 2.Rxd5#
- 2.Qxd5#
- 1...Sf1
- 2.Qe4#
- 1...Se2
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sf5
- 2.Qe4#
- 1...Sh5
- 2.Qe4#
- 1...f5
- 2.Sxe6#
- 1...f6
- 2.Sxe6#
- 1...Bd7!
- 1...Qxd8
- 1.fxg3?
- threat
- 2.Qe4#
- 1...e4
- 2.Qxe4#
- 2.Qc3#
- 1...Bf5
- 2.Rxd5#
- 1...f5
- 2.Sxe6#
- 1...Rxg3+!
- threat
- 1.Sc3?
- Keys
- 1.Sc1!
- 1...Qxd6
- 2.Qd3#
- 1...Bxf2
- 2.Rd1#
- 1...Sxh1
- 2.Se2#
- 1...e4
- 2.Qf6#
- 1...Bg4
- 2.Rxd5#
- 1...Bf5
- 2.Rxd5#
- 1...Bd7
- 2.Rxd5#
- 1...Bc8
- 2.Rxd5#
- 1...Sf1
- 2.Se2#
- 1...Se2
- 2.Sxe2#
- 1...Se4
- 2.Se2#
- 1...Sf5
- 2.Se2#
- 1...Sh5
- 2.Se2#
- 1...f5
- 2.Sxe6#
- 1...f6
- 2.Sxe6#
- 1...Qxd6
- 1.Sc1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 8
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Q(g);N_PINQ(F),N_SPINQ(g),XR(I)::QAR(F)
- B(a);OGATE,XP(C)::R(A)
- S(c);N_GUARD::QAR1(F)
- S(c);N_GUARD,XR(A)::QAR1(F)
- S(c);N_GUARD,N_PINQ(F)::QAR1(F),XS(c)
- P(h);N_PINQ(F)::QAB1(F)
- P(j);N_GUARD::S(H),XB(i)
- Tries
- Try
- S(B);
- Threat
- S(B)
- Vars
- B(i);N_GUARD::R1(I),XQ(g)
- Refutation
- P(h);N_PINQ(F)
- Try
- R(I);
- Vars
- Q(g);N_PINQ(F),N_SPINQ(g),XR(I)::QAR(F)
- B(a);OGATE,XP(C)::R(A)
- S(c);N_GUARD,XR(A)::QAR1(F)
- P(h);N_PINQ(F)::QAB1(F)
- Q(g);N_PINQ(F)::QAR(F)
- S(c);N_GUARD::QAR1(F)
- S(c);N_GUARD,N_PINQ(F)::QAR1(F),XS(c)
- P(j);N_GUARD::S(H),XB(i)
- Refutation
- B(i);N_SPINQ(g),XR(I)
- Try
- R(I);
- Vars
- Q(g);N_PINQ(F),N_SPINQ(g),XR(I)::QAR(F)
- B(a);OGATE,XP(C)::R(A)
- S(c);N_GUARD,XR(A)::QAR1(F)
- P(h);N_PINQ(F)::QAB1(F)
- Q(g);N_PINQ(F)::QAR(F)
- S(c);N_GUARD::QAR1(F)
- S(c);N_GUARD,N_PINQ(F)::QAR1(F),XS(c)
- P(j);N_GUARD::S(H),XB(i)
- Refutation
- B(i);N_SPINQ(g)
- Try
- P(C);XS(c)
- Threat
- QAR1(F)
- Vars
- B(i);N_GUARD::R1(I),XQ(g)
- P(j);N_GUARD::S(H),XB(i)
- Refutation
- R(d);CHECK,XP(C)
- Try
- Actual
- S(B);
- Vars
- Q(g);N_PINQ(F),N_SPINQ(g),XR(I)::QAR1(F)
- B(a);OGATE,XP(C)::R(A)
- S(c);N_GUARD,XR(A)::S(B)
- P(h);N_PINQ(F)::QAB(F)
- B(i);N_GUARD::R1(I),XQ(g)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD,N_PINQ(F)::S(B)
- P(j);N_GUARD::S(H),XB(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).