MESON Chess Problem Database
Problem Display
PID: 42764 (4n1qb/K2N1p1b/RN5r/1p5r/1k6/p2pQn2/B2P4/4R3 w - - 0 1)
Zarubin, Eduard
1st Prize, 64 Shakhmatnoe obozrenie, 1985
#2
8 + 12
| 3748 | FIDE Album (1983-1985) | 1992 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Sd5#
- 2.Qc5#
- 1...Rh2
- 2.Sd5#
- 2.Qc5#
- 1...Rh3
- 2.Sd5#
- 2.Qc5#
- 1...Rh4
- 2.Sd5#
- 2.Qc5#
- 1...Rc5
- 2.Qxc5#
- 1...Rd5
- 2.Sxd5#
- 1...Re5
- 2.Rb1#
- 1...Rf6
- 2.Rb1#
- 1...Bf5
- 2.Sd5#
- 2.Qc5#
- 1...Be5
- 2.Sd5#
- 2.Qc5#
- 1...Se5
- 2.Sd5#
- 2.Rb1#
- 2.Qc5#
- 1...Sg5
- 2.Sd5#
- 2.Qc5#
- 1...Sf6
- 2.Rb1#
- 1...Sg7
- 2.Rb1#
- 1...f5
- 2.Qc5#
- 1...Rh1
- Tries
- 1.Qf4+?
- 1...Bd4
- 2.Rb1#
- 1...Sd4
- 2.Rb1#
- 1...Be4!
- 1...Bd4
- 1.Qxd3?
- threat
- 2.Qxa3#
- 2.Qb3#
- 1...Sxd2
- 2.Qxa3#
- 1...Bb2
- 2.Qb3#
- 1...Bc3
- 2.Qxc3#
- 2.dxc3#
- 1...Sd4
- 2.Qxa3#
- 2.Qc3#
- 1...f5
- 2.Qxa3#
- 1...f6
- 2.Qxa3#
- 2.Qc3#
- 1...Bxd3!
- threat
- 1.Qe4+?
- 1...Bd4
- 2.Rb1#
- 1...Sd4
- 2.Rb1#
- 1...Bxe4!
- 1...Bd4
- 1.Qe5?
- threat
- 2.Sd5#
- 2.Rb1#
- 1...Rxe5
- 2.Rb1#
- 1...Rxb6
- 2.Rb1#
- 1...Bxe5
- 2.Sd5#
- 1...Sxe1
- 2.Sd5#
- 1...Sxd2
- 2.Sd5#
- 1...Rh1
- 2.Sd5#
- 2.Qc5#
- 1...Rd6
- 2.Rb1#
- 1...Be4
- 2.Rb1#
- 1...Sd4
- 2.Sd5#
- 1...Sf6
- 2.Rb1#
- 2.Qc3#
- 1...Sc7
- 2.Rb1#
- 1...f5
- 2.Qc5#
- 1...f6
- 2.Qc3#
- 1...Qg1!
- threat
- 1.Qf4+?
- Keys
- 1.Se5!
- threat
- 2.Sd5#
- 2.Rb1#
- 1...Rxe5
- 2.Rb1#
- 1...Rxb6
- 2.Rb1#
- 1...Bxe5
- 2.Sd5#
- 1...Sxe1
- 2.Sd5#
- 2.Qd4#
- 1...Sxd2
- 2.Sd5#
- 1...Sd4
- 2.Qxd4#
- 1...Qg1
- 2.Sd5#
- 1...Rh1
- 2.Sd5#
- 1...Rd6
- 2.Rb1#
- 1...Be4
- 2.Rb1#
- 1...Sf6
- 2.Sc6#
- 2.Rb1#
- 1...Sc7
- 2.Rb1#
- 1...f5
- 2.Sxd3#
- 1...f6
- 2.Sc6#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 10
- REMOVED MATES = 5
- Sets
- R(f);N_GUARD::QAB1(D),XR(f)
- R(f);N_GUARD::S(F),XR(f)
- R(f);S_CUTB(l)::R(A)
- R(g);S_CUTB(l)::R(A)
- S(j);S_CUTB(l)::R(A)
- P(h);S_CUTR(f)::QAB1(D)
- Tries
- Try
- Q(D);CHECK
- Vars
- B(l);P_PINS(F),P_SPINB(l)::R(A)
- S(c);P_SPINS(c)::R(A)
- Refutation
- B(i);P_SPINB(i)
- Try
- Q(D);XP(b)
- Threat
- DUALS(2)
- Vars
- S(c);XP(C)::QAB1(D),XP(a)
- B(l);::QAR1(D)
- P(h);::QAB1(D),XP(a)
- Refutation
- B(i);XQ(D)
- Try
- Q(D);CHECK
- Vars
- B(l);P_PINS(F),P_SPINB(l)::R(A)
- S(c);P_SPINS(c)::R(A)
- Refutation
- B(i);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- R(f);XQ(D)::R(A)
- R(g);XS(F)::R(A)
- B(l);XQ(D)::S(F)
- S(c);XR(A)::S(F)
- S(c);XP(C)::S(F)
- R(g);::R(A)
- B(i);::R(A)
- S(c);::S(F)
- S(j);::R(A)
- P(h);S_CUTR(f)::QAB1(D)
- P(h);S_CUTB(l)::QAB1(D)
- Refutation
- Q(k);P_PINS(F)
- Try
- Actual
- S(H);
- Threat
- DUALS(2)
- Vars
- R(f);XS(H)::R(A)
- R(g);XS(F)::R(A)
- B(l);XS(H)::S(F)
- S(c);XP(C)::S(F)
- S(c);N_GUARD::QAR2(D),XS(c)
- Q(k);::S(F)
- R(f);::S(F)
- R(g);::R(A)
- B(i);::R(A)
- S(j);::R(A)
- P(h);S_CUTB(i)::S(H),XP(b)
- P(h);S_CUTR(g)::S(H)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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