MESON Chess Problem Database
Problem Display
PID: 49692 (8/8/N1p5/1r6/8/N2kP3/3P2Q1/n2B2K1 w - - 0 1)
Palkoska, Emil
The Puzzler, 1934
#2
7 + 4
| 78 | Bulletin Ouvrier des Echecs | 1952 |
| 785 | Het Belgisch Schaakbord (L'Echiquier Belge) | 1953 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sc5#
- 1...Rb2
- 2.Sc5#
- 1...Rb3
- 2.Sc5#
- 1...Rb4
- 2.Sxb4#
- 2.Sc5#
- 1...Ra5
- 2.Sb4#
- 1...Rc5
- 2.Sb4#
- 2.Sxc5#
- 1...Rd5
- 2.Sb4#
- 1...Re5
- 2.Sb4#
- 1...Rf5
- 2.Sb4#
- 1...Rg5
- 2.Sb4#
- 1...Rh5
- 2.Sb4#
- 1...Rb6
- 2.Sc5#
- 1...Rb7
- 2.Sc5#
- 1...Rb8
- 2.Sc5#
- 1...Sc2
- 2.Bxc2#
- 1...Sb3
- 2.Bc2#
- 1...c5
- 2.Qd5#
- 1...Rb1
- Tries
- 1.Kf1?
- 1...Rb1
- 2.Sc5#
- 1...Rb2
- 2.Sc5#
- 1...Rb3
- 2.Sc5#
- 1...Rb4
- 2.Sxb4#
- 2.Sc5#
- 1...Ra5
- 2.Sb4#
- 1...Rc5
- 2.Sb4#
- 2.Sxc5#
- 1...Rd5
- 2.Sb4#
- 1...Re5
- 2.Sb4#
- 1...Rg5
- 2.Sb4#
- 1...Rh5
- 2.Sb4#
- 1...Rb6
- 2.Sc5#
- 1...Rb7
- 2.Sc5#
- 1...Rb8
- 2.Sc5#
- 1...Sc2
- 2.Bxc2#
- 1...Sb3
- 2.Bc2#
- 1...c5
- 2.Qd5#
- 1...Rf5+!
- 1...Rb1
- 1.Kh1?
- 1...Rb1
- 2.Sc5#
- 1...Rb2
- 2.Sc5#
- 1...Rb3
- 2.Sc5#
- 1...Rb4
- 2.Sxb4#
- 2.Sc5#
- 1...Ra5
- 2.Sb4#
- 1...Rc5
- 2.Sb4#
- 2.Sxc5#
- 1...Rd5
- 2.Sb4#
- 1...Re5
- 2.Sb4#
- 1...Rf5
- 2.Sb4#
- 1...Rg5
- 2.Sb4#
- 1...Rb6
- 2.Sc5#
- 1...Rb7
- 2.Sc5#
- 1...Rb8
- 2.Sc5#
- 1...Sc2
- 2.Bxc2#
- 1...Sb3
- 2.Bc2#
- 1...c5
- 2.Qd5#
- 1...Rh5+!
- 1...Rb1
- 1.Kh2?
- 1...Rb1
- 2.Sc5#
- 1...Rb2
- 2.Sc5#
- 1...Rb3
- 2.Sc5#
- 1...Rb4
- 2.Sxb4#
- 2.Sc5#
- 1...Ra5
- 2.Sb4#
- 1...Rc5
- 2.Sb4#
- 2.Sxc5#
- 1...Rd5
- 2.Sb4#
- 1...Re5
- 2.Sb4#
- 1...Rf5
- 2.Sb4#
- 1...Rg5
- 2.Sb4#
- 1...Rb6
- 2.Sc5#
- 1...Rb7
- 2.Sc5#
- 1...Rb8
- 2.Sc5#
- 1...Sc2
- 2.Bxc2#
- 1...Sb3
- 2.Bc2#
- 1...c5
- 2.Qd5#
- 1...Rh5+!
- 1...Rb1
- 1.Bb3?
- threat
- 2.Bc4#
- 1...Rxb3
- 2.Sc5#
- 1...Rb4
- 2.Sxb4#
- 2.Sc5#
- 1...Rc5
- 2.Sb4#
- 2.Sxc5#
- 1...Sxb3!
- threat
- 1.Bf3?
- threat
- 2.Be4#
- 2.Qe2#
- 1...Rb4
- 2.Sxb4#
- 2.Sc5#
- 2.Qe2#
- 1...Re5
- 2.Sb4#
- 2.Qe2#
- 1...Rg5
- 2.Sb4#
- 2.Be4#
- 1...Rb1+!
- threat
- 1.Kf1?
- Keys
- 1.Sc4!
- 1...Kxc4
- 2.Qe4#
- 1...Rb1
- 2.Se5#
- 1...Rb2
- 2.Sxb2#
- 2.Se5#
- 1...Rb3
- 2.Se5#
- 1...Rb4
- 2.Se5#
- 1...Ra5
- 2.Sb2#
- 1...Rc5
- 2.Sb2#
- 1...Rd5
- 2.Sb2#
- 1...Re5
- 2.Sb2#
- 2.Sxe5#
- 1...Rf5
- 2.Sb2#
- 1...Rg5
- 2.Sb2#
- 1...Rh5
- 2.Sb2#
- 1...Rb6
- 2.Se5#
- 1...Rb7
- 2.Se5#
- 1...Rb8
- 2.Se5#
- 1...Sc2
- 2.Be2#
- 1...Sb3
- 2.Sb2#
- 1...c5
- 2.Se5#
- 2.Qd5#
- 1...Kxc4
- 1.Sc4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 12
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- R(c);N_GUARD,P_PINB(A)::S(G)
- R(c);N_GUARD::S(G)
- R(c);N_GUARD,P_PINQ(D)::S(G)
- S(a);N_GUARD::B(A),XS(a)
- S(a);N_GUARD::B(A)
- P(d);N_GUARD,S_CUTR(c)::QAR2(D)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- R(c);N_GUARD,P_PINB(A)::S(G)
- R(c);N_GUARD::S(G)
- S(a);N_GUARD::B(A),XS(a)
- S(a);N_GUARD::B(A)
- P(d);N_GUARD,S_CUTR(c)::QAR2(D)
- Refutation
- R(c);CHECK
- Try
- K(B);P-FLIGHT
- Vars
- R(c);N_GUARD,P_PINB(A)::S(G)
- R(c);N_GUARD::S(G)
- S(a);N_GUARD::B(A),XS(a)
- S(a);N_GUARD::B(A)
- P(d);N_GUARD,S_CUTR(c)::QAR2(D)
- Refutation
- R(c);CHECK
- Try
- K(B);S_FLIGHT
- Vars
- R(c);N_GUARD::S(G)
- S(a);N_GUARD::B(A),XS(a)
- S(a);N_GUARD::B(A)
- P(d);N_GUARD,S_CUTR(c)::QAR2(D)
- Refutation
- R(c);CHECK
- Try
- B(A);
- Threat
- B(A)
- Vars
- R(c);N_GUARD,XB(A)::S(G)
- Refutation
- S(a);XB(A)
- Try
- B(A);
- Threat
- DUALS(2)
- Refutation
- R(c);CHECK
- Try
- Actual
- S(E);
- Vars
- K(b);S_FLIGHT,XS(E)::QAR2(D)
- R(c);N_GUARD,P_PINB(A)::S(E)
- R(c);N_GUARD::S(E)
- R(c);N_GUARD,P_PINQ(D)::S(E)
- S(a);SBLOCK::B(A)
- S(a);S_CUTR(c)::S(E)
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