MESON Chess Problem Database
Problem Display
PID: 59732 (1b3N2/3P4/2pP3R/3kp3/Q3NP2/nP6/8/5K2 w - - 0 1)
Valuska, Jan
2nd Prize, Slov. sach. zvaz, 1970
#2
9 + 5
| 3751 | FIDE Album (1968-1970) | 1977 |
SOLUTION
- SOUND
- Sets
- 1...Bxd6
- 2.Rxd6#
- 1...Sb1
- 2.Qc4#
- 1...Sc2
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Sb5
- 2.Qc4#
- 1...exf4
- 2.Rh5#
- 1...c5
- 2.Sc3#
- 1...Bxd6
- Tries
- 1.Rh2?
- threat
- 2.Rd2#
- 1...exf4
- 2.Rh5#
- 1...Sc4
- 2.Qxc4#
- 1...Sb1
- 2.Qc4#
- 1...Sc2
- 2.Qc4#
- 1...Sb5
- 2.Qc4#
- 1...Ba7!
- threat
- 1.Rh3?
- threat
- 2.Rd3#
- 1...exf4
- 2.Rh5#
- 1...Sc4
- 2.Qxc4#
- 1...Sc2
- 2.Qc4#
- 1...Sb5
- 2.Qc4#
- 1...Ba7!
- threat
- 1.Rh5?
- threat
- 2.Rxe5#
- 1...Sc4
- 2.Qxc4#
- 1...Bxd6!
- threat
- 1.Re6?
- threat
- 2.Rxe5#
- 1...Bxd6
- 2.Rxd6#
- 1...Sc4
- 2.Qxc4#
- 1...exf4!
- threat
- 1.Qb4?
- threat
- 2.Sc3#
- 2.Sf6#
- 1...exf4
- 2.Rh5#
- 1...Sc4
- 2.Qxc4#
- 1...Sb1
- 2.Sf6#
- 2.Qc4#
- 1...Sb5
- 2.Sf6#
- 2.Qc4#
- 1...c5!
- threat
- 1.d8Q?
- 1...Bxd6
- 2.Rxd6#
- 2.Qxd6#
- 1...exf4
- 2.Rh5#
- 2.Qg5#
- 1...Sc4
- 2.Qxc4#
- 1...Bc7
- 2.dxc7#
- 1...Sb1
- 2.Qc4#
- 1...Sc2
- 2.Qc4#
- 1...Sb5
- 2.Qc4#
- 1...c5
- 2.Sc3#
- 2.Sf6#
- 1...Ba7!
- 1...Bxd6
- 1.d8R?
- 1...Bxd6
- 2.Rhxd6#
- 2.Rdxd6#
- 1...exf4
- 2.Rh5#
- 1...Sc4
- 2.Qxc4#
- 1...Bc7
- 2.dxc7#
- 1...Sb1
- 2.Qc4#
- 1...Sc2
- 2.Qc4#
- 1...Sb5
- 2.Qc4#
- 1...c5
- 2.Sc3#
- 2.Sf6#
- 1...Ba7!
- 1...Bxd6
- 1.Rh2?
- Keys
- 1.Se6!
- 1...Bxd6
- 2.Sc3#
- 1...exf4
- 2.Qd4#
- 1...Sc4
- 2.Qxc4#
- 1...Bc7
- 2.Sxc7#
- 1...Ba7
- 2.Sc7#
- 1...Sb1
- 2.Qc4#
- 1...Sc2
- 2.Qc4#
- 1...Sb5
- 2.Qc4#
- 1...c5
- 2.Qa8#
- 1...Bxd6
- 1.Se6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 3
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(e);OGATE,XP(F)::R1(G),XB(e)
- S(a);N_GUARD::QAB1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(c);OGATEB,XP(E)::R(G)
- P(d);SBLOCK::S(D)
- Tries
- Try
- R(G);
- Threat
- R(G)
- Vars
- P(c);OGATEB,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C),XS(a)
- S(a);N_GUARD::QAB1(C)
- Refutation
- B(e);
- Try
- R(G);
- Threat
- R(G)
- Vars
- P(c);OGATEB,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C),XS(a)
- S(a);N_GUARD::QAB1(C)
- Refutation
- B(e);
- Try
- R(G);P_PINP(c)
- Threat
- R1(G),XP(c)
- Vars
- S(a);N_GUARD::QAB1(C),XS(a)
- Refutation
- B(e);XP(F)
- Try
- R(G);
- Threat
- R1(G),XP(c)
- Vars
- B(e);OGATE,XP(F)::R1(G),XB(e)
- S(a);N_GUARD::QAB1(C),XS(a)
- Refutation
- P(c);XP(E)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- P(c);OGATEB,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C),XS(a)
- Refutation
- P(d);
- Try
- P(H);
- Vars
- S(a);N_GUARD::QAB1(C),XS(a)
- B(e);OGATE::QAR(H)+P(F),XB(e)
- S(a);N_GUARD::QAB1(C)
- Refutation
- B(e);
- Try
- P(H);
- Vars
- P(c);OGATEB,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C),XS(a)
- B(e);OGATE::R(H)+P(F),XB(e)
- S(a);N_GUARD::QAB1(C)
- Refutation
- B(e);
- Try
- Actual
- S(I);
- Vars
- B(e);SBLOCK,XP(F)::S(D)
- P(c);N_GUARD,XP(E)::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- B(e);N_GUARD::S(I),XB(e)
- B(e);N_GUARD::S(I)
- S(a);N_GUARD::QAB1(C)
- P(d);OGATEB::QAB(C)
Developed and maintained by Brian Stephenson.
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