MESON Chess Problem Database
Problem Display
PID: 210353 (Q3K2n/2R2p2/1RB4N/b5p1/5kN1/2p1p1p1/n1p4r/q7 w - - 0 1)
Burda, Josef
Sachova skladba, 2017
#2
7 + 12
SOLUTION
- SOUND
- Sets
- 1...Sg6
- 2.Rxf7#
- 1...Sg6
- Tries
- 1.Bh1?
- threat
- 2.Rf6#
- 2.Rc4#
- 2.Qf3#
- 2.Qe4#
- 1...Qxh1
- 2.Rf6#
- 1...Rxh1
- 2.Rf6#
- 2.Rc4#
- 1...Rxh6
- 2.Qf3#
- 2.Qe4#
- 1...Bxb6
- 2.Qf3#
- 2.Qe4#
- 1...Qd1
- 2.Rf6#
- 2.Qe4#
- 1...Qf1
- 2.Rf6#
- 2.Qe4#
- 1...Rd2
- 2.Rf6#
- 2.Qf3#
- 2.Qe4#
- 1...Rf2
- 2.Rf6#
- 2.Rc4#
- 2.Qe4#
- 1...Rg2
- 2.Rf6#
- 2.Rc4#
- 1...f5
- 2.Rc4#
- 2.Qf3#
- 1...f6
- 2.Rxf6#
- 2.Rc4#
- 2.Qf3#
- 2.Qe4#
- 1...g2!
- threat
- 1.Bf3?
- threat
- 2.Rf6#
- 2.Rc4#
- 2.Qe4#
- 1...Rxh6
- 2.Qe4#
- 1...Bxb6
- 2.Qe4#
- 1...Qd1
- 2.Rf6#
- 2.Qe4#
- 1...Qf1
- 2.Rf6#
- 2.Qe4#
- 1...Rd2
- 2.Rf6#
- 2.Qe4#
- 1...f5
- 2.Rc4#
- 1...f6
- 2.Rxf6#
- 2.Rc4#
- 2.Qe4#
- 1...g2!
- threat
- 1.Qxa5?
- threat
- 2.Qe5#
- 2.Qf5#
- 1...g2
- 2.Qe5#
- 1...Sg6
- 2.Rxf7#
- 2.Qf5#
- 1...f5
- 2.Qe5#
- 2.Qxf5#
- 1...f6
- 2.Qf5#
- 1...Rxh6!
- threat
- 1.Qb8?
- threat
- 2.Ra7#
- 2.Rcb7#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 2.Rc8#
- 1...Bxb6
- 2.Rxf7#
- 1...Qd1
- 2.Rxf7#
- 1...Rd2
- 2.Rxf7#
- 1...Bb4
- 2.Rxf7#
- 1...Sg6
- 2.Rxf7#
- 1...f5
- 2.Ra7#
- 2.Rcb7#
- 2.Rd7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.Rc8#
- 1...f6
- 2.Ra7#
- 2.Rcb7#
- 2.Rd7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.Rc8#
- 1...Rxh6!
- threat
- 1.Qd8?
- threat
- 2.Qf6#
- 2.Qd4#
- 2.Qd6#
- 1...Bxb6
- 2.Qf6#
- 2.Qd6#
- 1...g2
- 2.Qd6#
- 1...Qd1
- 2.Qf6#
- 1...Qh1
- 2.Qf6#
- 2.Qd6#
- 1...Rd2
- 2.Qf6#
- 1...Bb4
- 2.Qf6#
- 2.Qd4#
- 1...Sg6
- 2.Rxf7#
- 2.Qf6#
- 2.Qd4#
- 1...f5
- 2.Qd4#
- 2.Qd6#
- 1...f6
- 2.Qxf6#
- 2.Qd4#
- 2.Qd6#
- 1...Rxh6!
- threat
- 1.Bh1?
- Keys
- 1.Bg2!
- threat
- 2.Rf6#
- 2.Rc4#
- 2.Qf3#
- 2.Qe4#
- 1...Rxg2
- 2.Rf6#
- 2.Rc4#
- 1...Rxh6
- 2.Qf3#
- 2.Qe4#
- 1...Bxb6
- 2.Qf3#
- 2.Qe4#
- 1...Qd1
- 2.Rf6#
- 2.Qe4#
- 1...Qf1
- 2.Rf6#
- 2.Qe4#
- 1...f5
- 2.Rc4#
- 2.Qf3#
- 1...f6
- 2.Rxf6#
- 2.Rc4#
- 2.Qf3#
- 2.Qe4#
- threat
- 1.Bg2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- S(l);N_GUARD::R(E),XP(k)
- Tries
- Try
- B(C);
- Threat
- DUALS(4)
- Vars
- Q(a);XB(C)::R(B)
- Refutation
- P(g);
- Try
- B(C);
- Threat
- DUALS(3)
- Vars
- R(d);XS(D)::QAR1(F)
- B(i);XR(B)::QAR1(F)
- P(k);::R(E)
- Refutation
- P(g);
- Try
- Q(F);XB(i)
- Threat
- DUALS(2)
- Vars
- P(g);::QAB1(F)
- P(k);::QAR1(F)
- Refutation
- R(d);XS(D)
- Try
- Q(F);
- Threat
- DUALS(6)
- Vars
- B(i);XR(B)::QAB(F)+R(E),DCHECK,XP(k)
- Q(a);::QAB(F)+R(E),DCHECK,XP(k)
- R(d);::QAB(F)+R(E),DCHECK,XP(k)
- B(i);::QAB(F)+R(E),DCHECK,XP(k)
- S(l);::QAB(F)+R(E),DCHECK,XP(k)
- Refutation
- R(d);XS(D)
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- P(g);::QAB(F)
- Q(a);::QAR2(F)
- R(d);::QAR2(F)
- Refutation
- R(d);XS(D)
- Try
- Actual
- B(C);
- Threat
- DUALS(4)
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