MESON Chess Problem Database
Problem Display
PID: 30097 (4Nnq1/1n1pP1p1/1Q4p1/p2kN3/4R3/1Pr3r1/4b2B/KBR1b3 w - - 0 1)
Pribyl, Vaclav
3rd HM., Praca, 1957
(First published on Wed Aug 21 1957)
#2
10 + 12
| 3335 | Cyclone | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Qe6
- 2.Qd4#
- 1...Rxb3
- 2.Sc7#
- 1...Rce3
- 2.Sc7#
- 1...Rcf3
- 2.Sc7#
- 1...Rc7
- 2.Sxc7#
- 1...Rg1
- 2.Rd4#
- 1...Rg2
- 2.Rd4#
- 1...Rge3
- 2.Rd4#
- 1...Rgf3
- 2.Rd4#
- 1...Rh3
- 2.Rd4#
- 1...Rg5
- 2.Rd4#
- 1...Bc4
- 2.Sc7#
- 1...Sc5
- 2.Sc7#
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sd8
- 2.Qd6#
- 1...Qe6
- Tries
- 1.Sc4?
- threat
- 2.Sc7#
- 2.Rd4#
- 2.Re5#
- 1...Bxc4
- 2.Sc7#
- 1...Rc2
- 2.Rd4#
- 2.Re5#
- 1...Rcd3
- 2.Re5#
- 1...Rgd3
- 2.Re5#
- 1...Bd3
- 2.Rd4#
- 2.Re5#
- 1...Qe6
- 2.Sc7#
- 2.Rd4#
- 1...Rce3
- 2.Sc7#
- 2.Rd4#
- 1...Rge3
- 2.Sc7#
- 2.Rd4#
- 1...Rg4
- 2.Sc7#
- 2.Re5#
- 1...Rg5
- 2.Sc7#
- 2.Rd4#
- 1...Bf2
- 2.Sc7#
- 2.Re5#
- 1...Sc5
- 2.Sc7#
- 2.Qd6#
- 1...Sd6
- 2.Sc7#
- 2.Re5#
- 2.Qxd6#
- 1...Se6
- 2.Re5#
- 1...d6
- 2.Sc7#
- 1...Rxc4!
- threat
- 1.Sxg6?
- threat
- 2.Sf4#
- 2.Rd4#
- 2.Re5#
- 1...Rxg6
- 2.Rd4#
- 2.Re5#
- 1...Rc2
- 2.Rd4#
- 2.Re5#
- 1...Rcd3
- 2.Re5#
- 2.Qxb7#
- 1...Rgd3
- 2.Re5#
- 1...Bd3
- 2.Rd4#
- 2.Re5#
- 1...Qe6
- 2.Sf4#
- 2.Rd4#
- 1...Qf7
- 2.Rd4#
- 2.Re5#
- 1...Rce3
- 2.Sf4#
- 2.Sc7#
- 2.Rd4#
- 2.Qd4#
- 2.Qxb7#
- 1...Rcf3
- 2.Sc7#
- 2.Rd4#
- 2.Re5#
- 2.Qd4#
- 2.Qxb7#
- 1...Rc4
- 2.Sf4#
- 2.Re5#
- 1...Rc5
- 2.Sf4#
- 1...Rc6
- 2.Sf4#
- 2.Re5#
- 2.Qd4#
- 1...Rge3
- 2.Sf4#
- 2.Rd4#
- 1...Rgf3
- 2.Rd4#
- 2.Re5#
- 1...Rg4
- 2.Re5#
- 1...Rg5
- 2.Sf4#
- 2.Rd4#
- 1...Bd2
- 2.Rd4#
- 2.Re5#
- 1...Bf2
- 2.Sf4#
- 2.Re5#
- 1...Sc5
- 2.Sf4#
- 2.Sc7#
- 2.Qd6#
- 1...Sd6
- 2.Sf4#
- 2.Re5#
- 2.Qxd6#
- 1...Se6
- 2.Re5#
- 1...d6
- 2.Sf4#
- 1...Sxg6!
- threat
- 1.Sc4?
- Keys
- 1.Sc6!
- threat
- 2.Re5#
- 1...Rxc6
- 2.Qd4#
- 1...dxc6
- 2.Qd4#
- 1...Qe6
- 2.Rd4#
- 1...Rce3
- 2.Qd4#
- 1...Rge3
- 2.Sc7#
- 1...Rg5
- 2.Sc7#
- 1...d6
- 2.Sc7#
- threat
- 1.Sc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 3
- REMOVED MATES = 10
- Sets
- Q(l);SBLOCK::QAR1(H)
- R(c);N_GUARD,XP(E)::S(J)
- R(c);N_GUARD::S(J)
- R(c);N_GUARD::S(J),XR(c)
- R(d);::R1(F)
- B(b);S_CUTR(c)::S(J)
- S(h);N_GUARD::QAR1(H),XS(h)
- S(h);N_GUARD::QAR1(H)
- Tries
- Try
- S(G);
- Threat
- DUALS(3)
- Vars
- B(b);XS(G)::S(J)
- R(c);::R1(F)
- R(d);::R1(F)
- S(k);::R1(F)
- P(i);::S(J)
- Refutation
- R(c);XS(G)
- Try
- S(G);XP(g)
- Threat
- DUALS(3)
- Vars
- R(d);::R1(F)
- R(c);::S(G)
- S(k);::R1(F)
- P(i);::S(G)
- Refutation
- S(k);XS(G)
- Try
- Actual
- S(G);
- Threat
- R1(F)
- Vars
- R(c);XS(G)::QAR1(H)
- P(i);SBLOCK,XS(G)::QAR1(H)
- Q(l);SBLOCK::R1(F)
- R(c);::QAR1(H)
- R(d);::S(J)
- P(i);SBLOCK::S(J)
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