MESON Chess Problem Database
Problem Display
PID: 132192 (1b5K/2RNpp2/7p/r6Q/2P1k1P1/2PR2P1/q1n2B2/2N2r2 w - - 0 1)
Dyachuk, Vasyl Vasilovich
1st Prize, Wola Gulowska, 2007
#2
11 + 9
| 56 | The Problemist | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Qxh1#
- 1...Ra3
- 2.Sc5#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Ra4
- 2.Sc5#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Rc5
- 2.Sxc5#
- 1...Rd5
- 2.Qxd5#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Ra6
- 2.Sc5#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Ra7
- 2.Sc5#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Ra8
- 2.Sc5#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Sa1
- 2.Re3#
- 1...Se1
- 2.Re3#
- 1...Sa3
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sb4
- 2.Re3#
- 1...Sd4
- 2.Re3#
- 1...e5
- 2.Sf6#
- 2.Qf5#
- 1...e6
- 2.Sf6#
- 1...Rh1
- Tries
- 1.Bc5?
- threat
- 2.Qd5#
- 2.Qe5#
- 1...Qxc4
- 2.Qe5#
- 1...Rxc1
- 2.Qd5#
- 2.Qf5#
- 1...Rxc5
- 2.Sxc5#
- 1...Bxc7
- 2.Qd5#
- 1...Se3
- 2.Rxe3#
- 1...Rf5
- 2.Qxf5#
- 1...Sb4
- 2.Re3#
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...e6
- 2.Qe5#
- 1...f6
- 2.Qd5#
- 1...f5!
- threat
- 1.Qxf7?
- threat
- 2.Qf3#
- 2.Qf4#
- 1...Rxc1
- 2.Qf3#
- 1...Bxc7
- 2.Qf3#
- 1...Rf5
- 2.Qxf5#
- 1...Se1
- 2.Re3#
- 2.Rd4#
- 2.Qf4#
- 1...Se3
- 2.Rxe3#
- 2.Rd4#
- 2.Qf4#
- 1...Sd4
- 2.Re3#
- 2.Rxd4#
- 2.Qf4#
- 1...e5
- 2.Sf6#
- 2.Qg6#
- 2.Qf3#
- 2.Qf5#
- 2.Qh7#
- 1...Rxf2!
- threat
- 1.Qxa5?
- threat
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Qxc4
- 2.Qe5#
- 2.Qf5#
- 1...Rxc1
- 2.Qd5#
- 2.Qf5#
- 1...Rxf2
- 2.Qd5#
- 2.Qe5#
- 1...Bxc7
- 2.Qd5#
- 2.Qf5#
- 1...Se3
- 2.Rxe3#
- 1...f5
- 2.Qd5#
- 2.Qe5#
- 2.Qxf5#
- 1...Sb4
- 2.Re3#
- 2.Qe5#
- 2.Qf5#
- 1...Sd4
- 2.Re3#
- 2.Qd5#
- 2.Qe5#
- 1...e5
- 2.Sc5#
- 2.Sf6#
- 2.Qd5#
- 2.Qxe5#
- 1...e6
- 2.Sf6#
- 2.Qe5#
- 1...f6
- 2.Qd5#
- 2.Qf5#
- 1...Qxa5!
- threat
- 1.c5?
- threat
- 2.Qe5#
- 2.Qf5#
- 1...Rxc1
- 2.Qf5#
- 1...Rxf2
- 2.Qe5#
- 1...Rxc5
- 2.Sxc5#
- 1...Bxc7
- 2.Qf5#
- 1...Se3
- 2.Rxe3#
- 1...f5
- 2.Qxf5#
- 1...Qd5
- 2.Qxd5#
- 1...Sd4
- 2.Re3#
- 2.Qe5#
- 1...e5
- 2.Sf6#
- 2.Qxe5#
- 2.Qf5#
- 1...e6
- 2.Sf6#
- 2.Qe5#
- 1...f6
- 2.Qf5#
- 1...Qe6!
- threat
- 1.Bc5?
- Keys
- 1.Rc5!
- threat
- 2.Qd5#
- 2.Qf5#
- 1...Be5+
- 2.Qxe5#
- 1...Qxc4
- 2.Qf5#
- 1...Rxf2
- 2.Qd5#
- 1...Rxc5
- 2.Sxc5#
- 1...Bxg3
- 2.Qf5#
- 1...Se3
- 2.Rxe3#
- 1...Sb4
- 2.Re3#
- 2.Qf5#
- 1...Sd4
- 2.Re3#
- 2.Qd5#
- 1...e5
- 2.Sf6#
- 2.Qf5#
- 1...e6
- 2.Sf6#
- 1...f5
- 2.Qxf5#
- threat
- 1.Rc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 9
- Sets
- R(a);N_GUARD::QAB(H),XR(a)
- R(e);N_GUARD::S(J),XR(e)
- R(e);N_GUARD::QAB1(H),XR(e)
- R(e);N_GUARD::QAR1(H),XR(e)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- P(g);N_GUARD::S(J)
- Tries
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- Q(b);XP(F)::QAR1(H)
- R(e);XB(B)::S(J),XR(e)
- B(i);XR(I)::QAB1(H)
- S(c);N_GUARD::R1(D),XS(c)
- R(a);N_GUARD::QAB1(H),XR(a)
- P(g);::QAR1(H),XP(g)
- P(g);::QAR1(H)
- P(h);::QAB1(H)
- Refutation
- P(h);
- Try
- Q(H);XP(h)
- Threat
- DUALS(2)
- Vars
- R(a);XS(A)::QAB1(H)
- B(i);XR(I)::QAB1(H)
- R(e);N_GUARD::QAB1(H),XR(e)
- Refutation
- R(a);XB(B)
- Try
- Q(H);XR(e)
- Threat
- DUALS(3)
- Vars
- S(c);N_GUARD::R1(D),XS(c)
- Refutation
- Q(b);XQ(H)
- Try
- P(F);
- Threat
- DUALS(2)
- Vars
- R(a);XS(A)::QAB1(H)
- R(a);XB(B)::QAR1(H)
- R(e);XP(F)::S(J),XR(e)
- B(i);XR(I)::QAB1(H)
- S(c);N_GUARD::R1(D),XS(c)
- P(h);::QAB1(H),XP(h)
- Q(b);N_GUARD::QAB1(H),XQ(b)
- P(h);::QAB1(H)
- Refutation
- Q(b);
- Try
- Actual
- R(I);
- Threat
- DUALS(2)
- Vars
- B(i);CHECK,N_GUARD::QAR1(H),XB(i)
- Q(b);XP(F)::QAB1(H)
- R(a);XB(B)::QAB1(H)
- R(e);XR(I)::S(J),XR(e)
- B(i);XP(E)::QAB1(H)
- S(c);N_GUARD::R1(D),XS(c)
- P(g);N_GUARD::S(J)
- P(h);::QAB1(H),XP(h)
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).