MESON Chess Problem Database
Problem Display
PID: 96936 (4N3/1Rp1n3/8/N3kP1K/Q3P1R1/5n2/3r1P2/2B5 w - - 0 1)
Zuk, Henryk
Probleemblad, 1978
#2
10 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Bf4#
- 1...Ra2
- 2.Bf4#
- 1...Rb2
- 2.Bf4#
- 1...Rc2
- 2.Bf4#
- 1...Re2
- 2.Bf4#
- 1...Rxf2
- 2.Bf4#
- 1...Rd3
- 2.Bf4#
- 1...Rd5
- 2.Bf4#
- 1...Rd6
- 2.Bf4#
- 1...Rd7
- 2.Bf4#
- 1...Rd8
- 2.Bf4#
- 1...Se1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sh2
- 2.f4#
- 1...Sd4
- 2.Sc4#
- 1...Sh4
- 2.f4#
- 1...Sg5
- 2.f4#
- 1...Sd5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...c5
- 2.Rxe7#
- 1...c6
- 2.Rxe7#
- 1...Rd1
- Tries
- 1.Bb2+?
- 1...Rd4
- 2.Sc4#
- 1...Sd4
- 2.Sc4#
- 1...Rxb2!
- 1...Rd4
- 1.Bxd2?
- threat
- 2.Bf4#
- 1...Sxd2
- 2.Qa1#
- 2.f4#
- 1...Sd4
- 2.Sc4#
- 1...Sd5
- 2.Sc6#
- 1...Sg6
- 2.Sc6#
- 1...Sxf5!
- threat
- 1.Rb5+?
- 1...Rd5
- 2.Bf4#
- 1...Sd5
- 2.Sc6#
- 1...c5!
- 1...Rd5
- 1.Rxc7?
- threat
- 2.Rxe7#
- 1...Rd6
- 2.Bf4#
- 1...Rd7
- 2.Bf4#
- 1...Sd4
- 2.Sc4#
- 1...Sg5
- 2.f4#
- 1...Sd5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxf5!
- threat
- 1.Qa1+?
- 1...Rd4
- 2.Sc4#
- 1...Sd4
- 2.Sc4#
- 1...Rb2!
- 1...Rd4
- 1.Qb4?
- 1...Rxf2
- 2.Bf4#
- 1...Rd4
- 2.Qxe7#
- 1...Rd1
- 2.Bf4#
- 1...Ra2
- 2.Bf4#
- 1...Rb2
- 2.Bf4#
- 1...Rc2
- 2.Bf4#
- 1...Re2
- 2.Bf4#
- 1...Rd3
- 2.Bf4#
- 1...Rd5
- 2.Bf4#
- 1...Rd6
- 2.Bf4#
- 1...Rd7
- 2.Bf4#
- 1...Rd8
- 2.Bf4#
- 1...Se1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sh2
- 2.f4#
- 1...Sd4
- 2.Sc4#
- 1...Sh4
- 2.f4#
- 1...Sg5
- 2.f4#
- 1...Sd5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...c5
- 2.Rxe7#
- 1...c6
- 2.Rxe7#
- 1...Sxf5!
- 1...Rxf2
- 1.Bb2+?
- Keys
- 1.Qc4!
- 1...Rxf2
- 2.Bf4#
- 1...Sxf5
- 2.Sc6#
- 1...Rd4
- 2.Qe6#
- 1...Rd1
- 2.Bf4#
- 1...Ra2
- 2.Bf4#
- 1...Rb2
- 2.Bf4#
- 1...Rc2
- 2.Bf4#
- 1...Re2
- 2.Bf4#
- 1...Rd3
- 2.Bf4#
- 1...Rd5
- 2.Bf4#
- 1...Rd6
- 2.Bf4#
- 1...Rd7
- 2.Bf4#
- 1...Rd8
- 2.Bf4#
- 1...Se1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sh2
- 2.f4#
- 1...Sd4
- 2.Qxc7#
- 1...Sh4
- 2.f4#
- 1...Sg5
- 2.f4#
- 1...Sd5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...c5
- 2.Rxe7#
- 1...c6
- 2.Rxe7#
- 1...Rxf2
- 1.Qc4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(a);OGATE::B(A)
- R(a);OGATE,XP(B)::B(A)
- S(b);OGATE::P(B)
- S(b);SBLOCK::S(F)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(d);OGATE::R(I),XS(e)
- Tries
- Try
- B(A);CHECK
- Vars
- R(a);P_SPINR(a)::S(F)
- S(b);P_SPINS(b)::S(F)
- Refutation
- R(a);XB(A)
- Try
- B(A);XR(a)
- Threat
- B(A)
- Vars
- S(b);SBLOCK::S(F)
- S(e);N_GUARD::S(F)
- Refutation
- S(e);XP(G)
- Try
- R(I);CHECK
- Vars
- R(a);OGATE,P_SPINR(a)::B(A)
- S(e);P_SPINS(e)::S(F)
- Refutation
- P(d);P_SPINP(d)
- Try
- R(I);XP(d)
- Threat
- R(I),XS(e)
- Vars
- R(a);OGATE::B(A)
- S(b);SBLOCK::S(F)
- S(b);OGATE::P(B)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- Refutation
- S(e);XP(G)
- Try
- Q(C);CHECK
- Vars
- R(a);P_SPINR(a)::S(F)
- S(b);P_SPINS(b)::S(F)
- Refutation
- R(a);P_SPINR(a)
- Try
- Q(C);
- Vars
- R(a);OGATE,XP(B)::B(A)
- R(a);SBLOCK::QAR2(C),XS(e)
- R(a);OGATE::B(A)
- S(b);OGATE::P(B)
- S(b);SBLOCK::S(F)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(d);OGATE::R(I),XS(e)
- Refutation
- S(e);XP(G)
- Try
- Actual
- Q(C);
- Vars
- R(a);OGATE,XP(B)::B(A)
- S(e);N_GUARD,XP(G)::S(F)
- R(a);SBLOCK::QAR1(C)
- R(a);OGATE::B(A)
- S(b);OGATE::P(B)
- S(b);SBLOCK,S_CUTR(a)::QAB(C),XP(d)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(d);OGATE::R(I),XS(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).