MESON Chess Problem Database
Problem Display
PID: 187068 (8/4p3/6nK/2QB2R1/r4kbp/6r1/5PpN/2Nn4 w - - 0 1)
Surkov, Ruslan Albertovich
1st HM., Sachova skladba, 2000
#2
7 + 9
| 133 | The Problemist Supplement | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rd3
- 2.Sxd3#
- 1...Rf3
- 2.Se2#
- 1...Ra1
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Ra2
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Ra3
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Rb4
- 2.Qxb4#
- 1...Rc4
- 2.Qxc4#
- 1...Rd4
- 2.Qxd4#
- 1...Ra5
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Ra6
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Ra7
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Ra8
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Be2
- 2.Sxe2#
- 1...Bf3
- 2.Sd3#
- 1...Bh3
- 2.Se2#
- 1...Be6
- 2.Se2#
- 1...Bd7
- 2.Se2#
- 1...Bc8
- 2.Se2#
- 1...Se3
- 2.Sd3#
- 1...Rd3
- Tries
- 1.Sf3?
- threat
- 2.Se2#
- 2.Sd3#
- 1...Rxf3
- 2.Se2#
- 1...Bxf3
- 2.Sd3#
- 1...Sxf2
- 2.Se2#
- 1...g1S
- 2.Sd3#
- 1...Ra2
- 2.Sd3#
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Ra3
- 2.Se2#
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Rd4
- 2.Se2#
- 2.Qxd4#
- 1...Bf5
- 2.Se2#
- 1...Sb2
- 2.Se2#
- 2.Qe3#
- 1...Sc3
- 2.Sd3#
- 2.Qe3#
- 1...Se5
- 2.Se2#
- 1...Re4!
- threat
- 1.Qe3+?
- 1...Sxe3
- 2.Sd3#
- 1...Rxe3!
- 1...Sxe3
- 1.Qc7+?
- 1...Se5
- 2.Qxe5#
- 1...e5!
- 1...Se5
- 1.fxg3+?
- 1...hxg3
- 2.Sd3#
- 1...Kxg3!
- 1...hxg3
- 1.f3?
- threat
- 2.Se2#
- 2.Sd3#
- 1...Rxf3
- 2.Se2#
- 1...Bxf3
- 2.Sd3#
- 1...Rh3
- 2.Se2#
- 1...Rd4
- 2.Qxd4#
- 1...g1S
- 2.Sd3#
- 1...Ra2
- 2.Sd3#
- 2.Qd4#
- 1...Ra3
- 2.Se2#
- 2.Qd4#
- 1...Re4
- 2.Sd3#
- 1...Sb2
- 2.Se2#
- 1...Sf2
- 2.Se2#
- 1...Sc3
- 2.Sd3#
- 1...Se5
- 2.Se2#
- 1...Bf5!
- threat
- 1.Sf3?
- Keys
- 1.Bf3!
- threat
- 2.Se2#
- 2.Sd3#
- 1...Rxf3
- 2.Rxg4#
- 1...Bxf3
- 2.Qf5#
- 1...Sxf2
- 2.Se2#
- 1...g1S
- 2.Sd3#
- 1...Ra2
- 2.Sd3#
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Ra3
- 2.Se2#
- 2.Qb4#
- 2.Qd4#
- 2.Qc4#
- 1...Rd4
- 2.Se2#
- 2.Qxd4#
- 1...Re4
- 2.Sd3#
- 1...Bf5
- 2.Se2#
- 2.Rxf5#
- 2.Qxf5#
- 1...Sb2
- 2.Se2#
- 2.Qe3#
- 1...Sc3
- 2.Sd3#
- 2.Qe3#
- 1...Se5
- 2.Se2#
- 2.Qxe5#
- threat
- 1.Bf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 10
- Sets
- R(c);N_GUARD::S(A),XR(c)
- R(c);S_CUTB(f)::S(A)
- R(d);N_GUARD::QAR(D),XR(d)
- R(d);N_GUARD::QAR2(D),XR(d)
- B(f);N_GUARD::S(A),XB(f)
- B(f);S_CUTR(c)::S(A)
- B(f);N_GUARD::S(A)
- S(a);S_CUTR(c)::S(A)
- Tries
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- R(c);XS(C)::S(A)
- B(f);XS(C)::S(A)
- S(a);XP(B)::S(A)
- P(b);::S(A)
- B(f);::S(A)
- S(h);::S(A)
- Refutation
- R(d);
- Try
- Q(D);CHECK
- Vars
- S(a);XQ(D)::S(A)
- Refutation
- R(c);XQ(D)
- Try
- Q(D);CHECK
- Vars
- S(h);N_GUARD,P_SPINS(h)::QAB1(D),XS(h)
- Refutation
- P(i);P_SPINP(i)
- Try
- P(B);CHECK,XR(c)
- Vars
- P(g);SBLOCK,XP(B)::S(A)
- Refutation
- K(e);P_SPINB(f),S_FLIGHT,XP(B)
- Try
- P(B);
- Threat
- DUALS(2)
- Vars
- R(c);XP(B)::S(A)
- B(f);XP(B)::S(A)
- R(c);::S(A)
- R(d);N_GUARD::QAR2(D),XR(d)
- P(b);::S(A)
- R(d);::S(A)
- S(a);::S(A)
- S(h);::S(A)
- Refutation
- B(f);
- Try
- Actual
- B(E);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD,XB(E)::R1(F),XB(f)
- B(f);N_GUARD,XB(E)::QAR1(D)
- S(a);XP(B)::S(A)
- P(b);::S(A)
- R(d);::S(A)
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).