MESON Chess Problem Database
Problem Display
PID: 251016 (1r3b2/2N1pK2/1n2NQp1/8/B1kp4/B7/1P1R4/2nr2q1 w - - 0 1)
Lisenok, N
Rezinkin, Valery Ivanovich
Probleemblad, 1981
#2
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Qh2
- 2.Qxd4#
- 1...Qe1
- 2.Qxd4#
- 1...Qh1
- 2.Qxd4#
- 1...Qg2
- 2.Qxd4#
- 1...Qg3
- 2.Qxd4#
- 1...Qg5
- 2.Qxd4#
- 1...Sb3
- 2.Bb5#
- 1...Sd3
- 2.Rc2#
- 1...d3
- 2.Qc3#
- 1...Qh2
- Tries
- 1.Sxd4?
- threat
- 2.Bb5#
- 2.Qc6#
- 1...Qxd4
- 2.Qxd4#
- 1...Rxd2
- 2.Bb5#
- 1...Sxa4
- 2.Qe6#
- 1...exf6
- 2.Bb5#
- 1...Qf2
- 2.Bb5#
- 1...Qf1
- 2.Bb5#
- 1...Qh1
- 2.Bb5#
- 1...Qg2
- 2.Bb5#
- 1...Rf1
- 2.Bb5#
- 1...Sb3
- 2.Bxb3#
- 2.Bb5#
- 1...Sd3
- 2.Bb3#
- 2.Bb5#
- 2.Rc2#
- 1...Sd5
- 2.Qc6#
- 1...Sd7
- 2.Qe6#
- 1...Sa8
- 2.Qc6#
- 2.Qe6#
- 1...Sc8
- 2.Qc6#
- 2.Qe6#
- 1...e5
- 2.Bb5#
- 1...e6
- 2.Bb5#
- 1...Qg5!
- threat
- 1.Sc5?
- threat
- 2.Bb5#
- 2.Rc2#
- 1...Rxd2
- 2.Bb5#
- 1...Sxa4
- 2.Qe6#
- 1...Qf2
- 2.Bb5#
- 1...Qh2
- 2.Bb5#
- 2.Qxd4#
- 1...Qe3
- 2.Bb5#
- 1...Qe1
- 2.Bb5#
- 2.Qxd4#
- 1...Qg2
- 2.Bb5#
- 2.Qxd4#
- 1...Qg3
- 2.Bb5#
- 2.Qxd4#
- 1...Sa2
- 2.Bb3#
- 2.Bb5#
- 1...Se2
- 2.Bb3#
- 2.Bb5#
- 1...Sd7
- 2.Rc2#
- 2.Qe6#
- 1...Sa8
- 2.Rc2#
- 2.Qe6#
- 1...Sc8
- 2.Rc2#
- 2.Qe6#
- 1...d3
- 2.Bb5#
- 2.Qc3#
- 1...Sd5!
- threat
- 1.Qf3?
- threat
- 2.Bb5#
- 2.Rc2#
- 2.Qc6#
- 1...Rxd2
- 2.Bb5#
- 1...Sxa4
- 2.Qd5#
- 1...Qf2
- 2.Bb5#
- 1...Qh2
- 2.Bb5#
- 2.Qc6#
- 1...Qe3
- 2.Qc6#
- 1...Qe1
- 2.Bb5#
- 2.Qc6#
- 1...Qf1
- 2.Bb5#
- 2.Rc2#
- 1...Qh1
- 2.Bb5#
- 2.Rc2#
- 1...Qg2
- 2.Bb5#
- 1...Qg5
- 2.Rc2#
- 1...Rf1
- 2.Bb5#
- 2.Rc2#
- 1...Sa2
- 2.Bb3#
- 2.Bb5#
- 2.Qc6#
- 2.Qb3#
- 2.Qd3#
- 2.b3#
- 1...Se2
- 2.Bb3#
- 2.Bb5#
- 2.Qc6#
- 2.Qb3#
- 2.Qd3#
- 2.b3#
- 1...Sb3
- 2.Bxb3#
- 2.Bb5#
- 2.Rc2#
- 2.Qxb3#
- 2.Qd3#
- 1...Sd3
- 2.Rc2#
- 2.Qxd3#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Rc2#
- 2.Qd5#
- 1...Sa8
- 2.Rc2#
- 2.Qd5#
- 2.Qc6#
- 1...Sc8
- 2.Rc2#
- 2.Qd5#
- 2.Qc6#
- 1...d3!
- threat
- 1.Sxd4?
- Keys
- 1.Sf4!
- threat
- 2.Rc2#
- 2.Qc6#
- 1...Rxd2
- 2.Qc6#
- 1...Sxa4
- 2.Qe6#
- 1...exf6
- 2.Rc2#
- 1...Qf2
- 2.Qc6#
- 1...Qh2
- 2.Qxd4#
- 2.Qc6#
- 1...Qe3
- 2.Qc6#
- 1...Qe1
- 2.Qxd4#
- 2.Qc6#
- 1...Qh1
- 2.Rc2#
- 2.Qxd4#
- 1...Qg2
- 2.Qxd4#
- 1...Qg3
- 2.Qxd4#
- 2.Qc6#
- 1...Qg5
- 2.Rc2#
- 2.Qxd4#
- 1...Sa2
- 2.Qc6#
- 1...Se2
- 2.Qc6#
- 1...Sb3
- 2.Bb5#
- 2.Rc2#
- 1...Sd3
- 2.Rc2#
- 1...Sd5
- 2.Qc6#
- 1...Sd7
- 2.Rc2#
- 2.Qe6#
- 1...d3
- 2.Qc3#
- 1...e5
- 2.Rc2#
- 1...e6
- 2.Rc2#
- threat
- 1.Sf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 6
- Sets
- Q(c);N_GUARD::QAR1(F),XP(e)
- S(a);SBLOCK::B(D)
- S(a);SBLOCK::R(B)
- P(e);OGATE::QAR1(F)
- Tries
- Try
- S(E);XP(e)
- Threat
- DUALS(2)
- Vars
- Q(c);OGATE,XS(E)::QAR1(F),XQ(c)
- R(b);XR(B)::B(D)
- S(f);N_GUARD,XB(D)::QAB(F)
- P(h);XQ(F)::B(D)
- Q(c);P_PINQ(F)::B(D)
- Q(c);::B(D)
- R(b);P_PINQ(F)::B(D)
- S(f);::QAR2(F)
- S(f);N_GUARD::QAB(F)
- P(h);::B(D)
- Refutation
- Q(c);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- R(b);XR(B)::B(D)
- S(f);N_GUARD,XB(D)::QAB(F)
- Q(c);P_PINQ(F)::B(D)
- Q(c);::B(D)
- Refutation
- S(f);
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- R(b);XR(B)::B(D)
- S(f);N_GUARD,XB(D)::QAB1(F)
- Q(c);P_PINQ(F)::B(D)
- Q(c);::QAR2(F)
- Q(c);::B(D)
- Q(c);::R(B)
- S(f);N_GUARD::QAB1(F),XS(f)
- Refutation
- P(e);
- Try
- Actual
- S(E);
- Threat
- DUALS(2)
- Vars
- R(b);XR(B)::QAR2(F)
- S(f);N_GUARD,XB(D)::QAB(F)
- P(h);XQ(F)::R(B)
- Q(c);::QAR2(F)
- Q(c);N_GUARD::QAR1(F),XP(e)
- S(a);::QAR2(F)
- S(a);::R(B)
- S(f);::QAR2(F)
- P(e);OGATE::QAR1(F)
- P(h);::R(B)
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