MESON Chess Problem Database
Problem Display
PID: 141500 (2rn2N1/1p2pNn1/q1b4R/pr2pk2/1b6/1B1RQp1P/8/3K4 w - - 0 1)
Melnichenko, Viktor Oleksandrovich
Probleemblad, 1976
#2
8 + 13
SOLUTION
- SOUND
- Sets
- 1...Rc5
- 2.Sxe7#
- 1...Rd5
- 2.Qxf3#
- 1...Rb6
- 2.Qxe5#
- 1...Be1
- 2.Sxe7#
- 1...Bd2
- 2.Sxe7#
- 1...Bc3
- 2.Sxe7#
- 1...Bc5
- 2.Qxe5#
- 1...Be4
- 2.Qg5#
- 1...Bd5
- 2.Qxe5#
- 1...Bd7
- 2.Qxf3#
- 1...Be8
- 2.Qxf3#
- 1...e4
- 2.Qg5#
- 1...e6
- 2.Rf6#
- 1...Rc5
- Tries
- 1.Sd6+?
- 1...exd6
- 2.Se7#
- 2.Rf6#
- 1...Bxd6!
- 1...exd6
- 1.Bd5?
- threat
- 2.Qg5#
- 2.Qxf3#
- 2.Qe4#
- 2.Qxe5#
- 1...Rxd5
- 2.Qxf3#
- 1...Bxd5
- 2.Qxe5#
- 1...Bd2
- 2.Sxe7#
- 2.Qe4#
- 2.Qxe5#
- 1...Bc3
- 2.Sxe7#
- 2.Qg5#
- 2.Qxf3#
- 2.Qe4#
- 1...Bd6
- 2.Qg5#
- 2.Qxf3#
- 2.Qe4#
- 1...Sh5
- 2.Qg5#
- 2.Qe4#
- 2.Qxe5#
- 1...Sge6
- 2.Qe4#
- 2.Qxe5#
- 1...Sde6
- 2.Qe4#
- 2.Qxe5#
- 1...f2
- 2.Qxf2#
- 2.Qg5#
- 2.Qf3#
- 2.Qe4#
- 2.Qxe5#
- 1...e4
- 2.Qg5#
- 2.Qxe4#
- 1...Sxf7!
- threat
- 1.Rd5?
- threat
- 2.Bc2#
- 2.Qxf3#
- 2.Qxe5#
- 1...Bxd5
- 2.Qxe5#
- 1...Sxf7
- 2.Bc2#
- 1...Rc5
- 2.Sxe7#
- 2.Qxf3#
- 2.Qxe5#
- 1...Rb6
- 2.Rxe5#
- 2.Qxf3#
- 2.Qxe5#
- 1...Bd2
- 2.Sxe7#
- 2.Bc2#
- 2.Qxe5#
- 1...Bc3
- 2.Sxe7#
- 2.Bc2#
- 2.Qxf3#
- 1...Bd6
- 2.Bc2#
- 2.Qxf3#
- 1...Bd7
- 2.Qxf3#
- 2.Qxe5#
- 1...Be8
- 2.Qxf3#
- 2.Qxe5#
- 1...Sh5
- 2.Bc2#
- 2.Qxe5#
- 1...Sge6
- 2.Bc2#
- 2.Qxe5#
- 1...Sde6
- 2.Bc2#
- 2.Qxe5#
- 1...f2
- 2.Bc2#
- 2.Qf3#
- 2.Qxe5#
- 1...Rxd5+!
- threat
- 1.Rh5+?
- 1...Kg6
- 2.Qg5#
- 2.Qh6#
- 1...Sxh5!
- 1...Kg6
- 1.Qg1?
- threat
- 2.Qg4#
- 1...Kf4
- 2.Qg4#
- 1...Ke4!
- threat
- 1.Sd6+?
- Keys
- 1.Bc2!
- threat
- 2.Rd5#
- 1...Rc5
- 2.Sxe7#
- 1...Rd5
- 2.Qxf3#
- 1...Rb6
- 2.Qxe5#
- 1...Be4
- 2.Qg5#
- 1...Bd5
- 2.Qxe5#
- 1...Bd7
- 2.Qxf3#
- 1...Be8
- 2.Qxf3#
- 1...e4
- 2.Qg5#
- threat
- 1.Bc2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- R(d);S_CUTB(b)::S(H),XP(j)
- R(d);P_PINR(C),S_CUTB(h)::QAR2(D),XP(a)
- R(d);N_GUARD::QAR1(D),XP(e)
- B(b);N_GUARD::S(H),XP(j)
- B(b);S_CUTR(d)::QAR1(D),XP(e)
- B(h);SBLOCK::QAR1(D)
- B(h);S_CUTR(d)::QAR1(D),XP(e)
- B(h);N_GUARD::QAR2(D),XP(a)
- P(e);SBLOCK::QAR1(D)
- P(j);N_GUARD::R1(F)
- Tries
- Try
- S(G);CHECK
- Refutation
- B(b);XS(G)
- Try
- B(B);
- Threat
- DUALS(4)
- Vars
- R(d);P_PINR(C),XB(B)::QAR2(D),XP(a)
- B(h);XB(B)::QAR1(D),XP(e)
- Refutation
- S(m);XS(G)
- Try
- R(C);P_PINP(e)
- Threat
- DUALS(3)
- Vars
- B(h);N_SPINP(e),XR(C)::QAR1(D),XP(e)
- S(m);XS(G)::B(B)
- Refutation
- R(d);CHECK,N_SPINP(e),XR(C)
- Try
- R(F);CHECK
- Refutation
- S(k);XR(F)
- Try
- Q(D);
- Threat
- QAB1(D)
- Vars
- K(f);P-FLIGHT::QAR1(D)
- Refutation
- K(f);S_FLIGHT
- Try
- Actual
- B(B);
- Threat
- B(B)+R(C)
- Vars
- R(d);S_CUTB(b)::S(H),XP(j)
- R(d);P_PINR(C),S_CUTB(h)::QAR2(D),XP(a)
- R(d);N_GUARD::QAR1(D),XP(e)
- B(h);SBLOCK::QAR1(D)
- B(h);S_CUTR(d)::QAR1(D),XP(e)
- B(h);N_GUARD::QAR2(D),XP(a)
- P(e);SBLOCK::QAR1(D)
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).