MESON Chess Problem Database
Problem Display
PID: 138124 (1R5B/NKpP1p2/2Q2r2/R5Nn/1p1k4/1P1p3b/3P1Pqb/6n1 w - - 0 1)
Dyummel, Fridrik
Rukhlis, Efim Naumovich
1st HM., Uzbekistan Sports Committee, 1947
#2
11 + 11
| 14752 | Soviet Chess Compositions (1945-1947) | 1949 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Qe4
- 2.Qxe4#
- 1...Qd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Qxc6+
- 2.Sxc6#
- 1...Qxf2
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Qg3
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Qg4
- 2.Rd5#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Qxg5
- 2.Qc4#
- 1...Be5
- 2.Sb5#
- 1...Sf3
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Sg3
- 2.Bxf6#
- 1...Sf4
- 2.Bxf6#
- 1...Qf1
- Tries
- 1.Kc8?
- threat
- 2.Rxb4#
- 2.Qc4#
- 2.Qc5#
- 1...Qxc6
- 2.Sxc6#
- 1...Qxg5
- 2.Rxb4#
- 2.Qc4#
- 1...Qd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bd6
- 2.Qc4#
- 1...Be6
- 2.Qc5#
- 1...Bxd7+!
- threat
- 1.Sf3+?
- 1...Sxf3
- 2.Qd5#
- 2.Qc4#
- 1...Qxf3!
- 1...Sxf3
- 1.Sxf7?
- threat
- 2.Sb5#
- 1...Qd5
- 2.Qxd5#
- 1...Qg5
- 2.Qc4#
- 1...Qxc6+!
- threat
- 1.Bxf6+?
- 1...Be5
- 2.Sb5#
- 2.Bxe5#
- 1...Sxf6!
- 1...Be5
- 1.Rc5?
- threat
- 2.Sb5#
- 1...Qd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Qxc6+!
- threat
- 1.Rf5?
- threat
- 2.Sb5#
- 1...Qxc6+
- 2.Sxc6#
- 1...Qd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bxf5!
- threat
- 1.Re8?
- threat
- 2.Sb5#
- 1...Qxc6+
- 2.Sxc6#
- 1...Qxg5
- 2.Re4#
- 2.Qe4#
- 2.Qc4#
- 1...Qd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Be6!
- threat
- 1.Qxg2?
- threat
- 2.Sc6#
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...Bxd7
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...c5
- 2.Sc6#
- 2.Qe4#
- 1...Be6
- 2.Sc6#
- 2.Qe4#
- 1...Be5
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...Bf5
- 2.Sc6#
- 2.Rd5#
- 2.Qd5#
- 1...Sf3
- 2.Sc6#
- 1...Sg3
- 2.Sc6#
- 2.Bxf6#
- 2.Rd5#
- 2.Qd5#
- 1...Sf4
- 2.Sc6#
- 2.Bxf6#
- 2.Qe4#
- 1...Sg7
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 1...c6
- 2.Sxc6#
- 2.Qe4#
- 1...Bxg2+!
- threat
- 1.Qf3?
- threat
- 2.Sc6#
- 2.Rd5#
- 1...Qxg5
- 2.Sc6#
- 1...Bxd7
- 2.Rd5#
- 1...Sxf3
- 2.Sc6#
- 1...c5
- 2.Sc6#
- 1...Be6
- 2.Sc6#
- 1...Be5
- 2.Rd5#
- 1...Sf4
- 2.Sc6#
- 2.Bxf6#
- 1...Sg7
- 2.Rd5#
- 1...c6
- 2.Sxc6#
- 2.Qe3#
- 1...Qxf3+!
- threat
- 1.f3?
- threat
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Qxd2
- 2.Qc5#
- 1...Qxg5
- 2.Qe4#
- 2.Qc4#
- 1...Be6
- 2.Qe4#
- 2.Qc5#
- 1...Qe2
- 2.Rd5#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Qg4
- 2.Rd5#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Bd6
- 2.Rd5#
- 2.Qe4#
- 2.Qd5#
- 2.Qc4#
- 1...Bf5
- 2.Rd5#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 1...Sg3
- 2.Bxf6#
- 2.Rd5#
- 2.Qd5#
- 2.Qc4#
- 2.Qc5#
- 2.Qxf6#
- 1...Sf4
- 2.Bxf6#
- 2.Qe4#
- 2.Qc4#
- 2.Qc5#
- 2.Qxf6#
- 1...Qxf3!
- threat
- 1.f4?
- threat
- 2.Sb5#
- 1...Qxc6+
- 2.Sxc6#
- 1...Qxd2
- 2.Qc5#
- 1...Qxg5
- 2.Qc4#
- 1...Sxf4
- 2.Bxf6#
- 1...Qd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bxf4!
- threat
- 1.Kc8?
- Keys
- 1.Ka6!
- threat
- 2.Rxb4#
- 1...Qxc6+
- 2.Sxc6#
- 1...Qd5
- 2.Rxd5#
- 1...Bd6
- 2.Qc4#
- 1...Be6
- 2.Qc5#
- threat
- 1.Ka6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- Q(b);N_GUARD::QAR1(F),XQ(b)
- Q(b);CHECK,XQ(F)::S(G),XQ(b)
- Q(b);N_PINQ(F),XS(E)::QAR1(F)
- B(c);N_SPINR(i),SBLOCK::S(G)
- S(h);N_GUARD,S_CUTB(c)::B(K),XR(i)
- Tries
- Try
- K(H);N_SPINQ(F),P_SPINP(I),S_FLIGHT
- Threat
- DUALS(3)
- Vars
- Q(b);XQ(F)::S(G),XQ(b)
- B(c);::QAR1(F)
- B(e);::QAB1(F)
- Refutation
- B(e);CHECK,XP(I)
- Try
- S(E);CHECK,N_SPINQ(F)
- Refutation
- Q(b);P_PINQ(F),XS(E)
- Try
- S(E);XP(k)
- Threat
- S(G)
- Vars
- Q(b);N_GUARD::QAR1(F),XQ(b)
- Q(b);N_PINQ(F)::QAR1(F)
- Refutation
- Q(b);CHECK,XQ(F)
- Try
- B(K);CHECK,XR(i)
- Refutation
- S(h);XB(K)
- Try
- R(D);
- Threat
- S(G)
- Refutation
- Q(b);CHECK,XQ(F)
- Try
- R(D);
- Threat
- S(G)
- Vars
- Q(b);CHECK,XQ(F)::S(G),XQ(b)
- Refutation
- B(e);XR(D)
- Try
- R(J);
- Threat
- S(G)
- Vars
- Q(b);CHECK,XQ(F)::S(G),XQ(b)
- Refutation
- B(e);
- Try
- Q(F);N_SPINQ(F),XQ(b)
- Threat
- DUALS(4)
- Vars
- S(a);::S(G)
- Refutation
- B(e);CHECK,XQ(F)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- Q(b);N_PINQ(F),XS(E)::S(G)
- B(e);XP(I)::R1(D)
- S(a);XQ(F)::S(G)
- P(j);::S(G)
- B(e);::S(G)
- B(c);N_SPINR(i)::R1(D)
- S(h);N_SPINR(i)::R1(D)
- Refutation
- Q(b);CHECK,XQ(F)
- Try
- P(B);N_SPINQ(F)
- Threat
- DUALS(5)
- Vars
- Q(b);XP(A)::QAB1(F)
- Refutation
- Q(b);P_PINQ(F),XP(B)
- Try
- P(B);
- Threat
- S(G)
- Vars
- Q(b);CHECK,XQ(F)::S(G),XQ(b)
- Q(b);N_PINQ(F),XP(A)::QAB1(F)
- Q(b);N_PINQ(F),XS(E)::QAR1(F)
- S(h);N_GUARD,XP(B)::B(K),XR(i)
- Refutation
- B(c);XP(B)
- Try
- Actual
- K(H);S_FLIGHT
- Threat
- R(J),XP(f)
- Vars
- Q(b);CHECK,XQ(F)::S(G),XQ(b)
- Q(b);N_GUARD::R1(D),XQ(b)
- B(c);N_PINQ(F)::QAR1(F)
- B(e);N_PINQ(F)::QAB1(F)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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