MESON Chess Problem Database
Problem Display
PID: 70742 (1N1K4/2Rp4/pk1pb3/pB3n2/P2p1p2/5r2/5BQ1/4R3 w - - 0 1)
Labai, Zoltan
2nd Prize, Battaglia-80 JT, 1999
#2
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxf2
- 2.Qb7#
- 1...Ra3
- 2.Qb7#
- 1...Rb3
- 2.Qb7#
- 1...Rc3
- 2.Qb7#
- 1...Rd3
- 2.Qb7#
- 1...Re3
- 2.Qb7#
- 1...Rg3
- 2.Qb7#
- 1...Rh3
- 2.Qb7#
- 1...Ba2
- 2.Sxd7#
- 1...Bb3
- 2.Sxd7#
- 1...Bc4
- 2.Sxd7#
- 1...Bd5
- 2.Sxd7#
- 1...Bf7
- 2.Sxd7#
- 1...Bg8
- 2.Sxd7#
- 1...Sg3
- 2.Bxd4#
- 1...Sh4
- 2.Bxd4#
- 1...Sh6
- 2.Bxd4#
- 1...Se7
- 2.Bxd4#
- 1...Sg7
- 2.Bxd4#
- 1...Rxf2
- Tries
- 1.Bd3?
- 1...Rxf2
- 2.Qb7#
- 1...Rxd3
- 2.Qb7#
- 1...Re3
- 2.Qb7#
- 1...Rg3
- 2.Qb7#
- 1...Rh3
- 2.Qb7#
- 1...Ba2
- 2.Sxd7#
- 1...Bb3
- 2.Sxd7#
- 1...Bc4
- 2.Sxd7#
- 1...Bd5
- 2.Sxd7#
- 1...Bf7
- 2.Sxd7#
- 1...Bg8
- 2.Sxd7#
- 1...Sg3
- 2.Bxd4#
- 1...Sh4
- 2.Bxd4#
- 1...Sh6
- 2.Bxd4#
- 1...Se7
- 2.Bxd4#
- 1...Sg7
- 2.Bxd4#
- 1...d5
- 2.Rb1#
- 1...Se3!
- 1...Rxf2
- 1.Bc4?
- 1...Rxf2
- 2.Qb7#
- 1...Bxc4
- 2.Sxd7#
- 1...Se3
- 2.Rb1#
- 1...Ra3
- 2.Qb7#
- 1...Rb3
- 2.Qb7#
- 1...Rc3
- 2.Qb7#
- 1...Rd3
- 2.Qb7#
- 1...Re3
- 2.Qb7#
- 1...Rg3
- 2.Qb7#
- 1...Rh3
- 2.Qb7#
- 1...Bd5
- 2.Sxd7#
- 1...Bf7
- 2.Sxd7#
- 1...Bg8
- 2.Sxd7#
- 1...Sg3
- 2.Bxd4#
- 1...Sh4
- 2.Bxd4#
- 1...Sh6
- 2.Bxd4#
- 1...Se7
- 2.Bxd4#
- 1...Sg7
- 2.Bxd4#
- 1...d5!
- 1...Rxf2
- 1.Rxe6?
- threat
- 2.Sxd7#
- 1...dxe6
- 2.Sd7#
- 1...axb5!
- threat
- 1.Qxf3?
- threat
- 2.Qb7#
- 1...Bd5
- 2.Sxd7#
- 1...d5!
- threat
- 1.Bd3?
- Keys
- 1.Rb1!
- 1...Rxf2
- 2.Qb7#
- 1...axb5
- 2.Rxb5#
- 1...Se3
- 2.Bc4#
- 1...Ra3
- 2.Qb7#
- 1...Rb3
- 2.Qb7#
- 1...Rc3
- 2.Qb7#
- 1...Rd3
- 2.Qb7#
- 1...Re3
- 2.Qb7#
- 1...Rg3
- 2.Qb7#
- 1...Rh3
- 2.Qb7#
- 1...Ba2
- 2.Sxd7#
- 1...Bb3
- 2.Sxd7#
- 1...Bc4
- 2.Sxd7#
- 1...Bd5
- 2.Sxd7#
- 1...Bf7
- 2.Sxd7#
- 1...Bg8
- 2.Sxd7#
- 1...Sg3
- 2.Bxd4#
- 1...Sh4
- 2.Bxd4#
- 1...Sh6
- 2.Bxd4#
- 1...Se7
- 2.Bxd4#
- 1...Sg7
- 2.Bxd4#
- 1...d5
- 2.Bd3#
- 1...Rxf2
- 1.Rb1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(a);N_SPINP(b),OGATE,XB(B)::QAR1(C)
- R(a);OGATE::QAR1(C)
- R(a);N_SPINP(b),OGATE::QAR1(C)
- B(i);N_GUARD::S(G),XP(j)
- S(e);N_GUARD::B(B),XP(b)
- Tries
- Try
- B(E);
- Vars
- R(a);N_SPINP(b),OGATE,XB(B)::QAR1(C)
- R(a);OGATE,XB(E)::QAR1(C)
- R(a);N_SPINP(b),OGATE::QAR1(C)
- R(a);OGATE::QAR1(C)
- B(i);N_GUARD::S(G),XP(j)
- S(e);N_GUARD::B(B),XP(b)
- P(h);S_CUTB(i)::R(A)
- Refutation
- S(e);N_SPINP(b)
- Try
- B(E);
- Vars
- R(a);N_SPINP(b),OGATE,XB(B)::QAR1(C)
- B(i);N_GUARD,XB(E)::S(G),XP(j)
- S(e);N_SPINP(b),S_CUTR(a)::R(A)
- R(a);OGATE::QAR1(C)
- R(a);N_SPINP(b),OGATE::QAR1(C)
- B(i);N_GUARD::S(G),XP(j)
- S(e);N_GUARD::B(B),XP(b)
- Refutation
- P(h);
- Try
- R(A);XB(i)
- Threat
- S(G),XP(j)
- Vars
- P(j);XR(A)::S(G)
- Refutation
- P(f);XB(E)
- Try
- Q(C);XR(a)
- Threat
- QAR1(C)
- Vars
- B(i);N_GUARD::S(G),XP(j)
- Refutation
- P(h);
- Try
- Actual
- R(A);
- Vars
- R(a);N_SPINP(b),OGATE,XB(B)::QAR1(C)
- P(f);OGATE,XB(E)::R1(A),XP(f)
- S(e);N_SPINP(b),S_CUTR(a)::R(A)+B(E)
- R(a);OGATE::QAR1(C)
- R(a);N_SPINP(b),OGATE::QAR1(C)
- B(i);N_GUARD::S(G),XP(j)
- S(e);N_GUARD::B(B),XP(b)
- P(h);S_CUTB(i)::R(A)+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).