MESON Chess Problem Database
Problem Display
PID: 251361 (3q4/B2b4/2N3p1/1Q2pp2/nb1Nkrpn/3R1p2/8/5K2 w - - 0 1)
Rychkov, Vladimir Nikolaevich
Probleemblad, 1982
#2
6 + 12
SOLUTION
- SOUND
- Tries
- 1.Sc2?
- threat
- 2.Re3#
- 2.Qc4#
- 2.Qd5#
- 1...Bxc6
- 2.Re3#
- 1...Qa5
- 2.Re3#
- 2.Qc4#
- 1...Qb6
- 2.Qd5#
- 1...Qg8
- 2.Re3#
- 1...Bd2
- 2.Qc4#
- 2.Qd5#
- 1...Bc3
- 2.Re3#
- 2.Qd5#
- 1...Be6
- 2.Re3#
- 1...Bc8
- 2.Re3#
- 1...Be8
- 2.Re3#
- 1...Sb2
- 2.Re3#
- 2.Qd5#
- 1...Sc3
- 2.Re3#
- 2.Qc4#
- 1...Sc5
- 2.Qc4#
- 1...Sb6
- 2.Re3#
- 1...Sg2
- 2.Qc4#
- 2.Qd5#
- 1...Bc5!
- threat
- 1.Se2?
- threat
- 2.Sg3#
- 2.Re3#
- 2.Qc4#
- 2.Qd5#
- 1...Bxc6
- 2.Sg3#
- 2.Re3#
- 1...Qa5
- 2.Sg3#
- 2.Re3#
- 2.Qc4#
- 1...Qb6
- 2.Sg3#
- 2.Qd5#
- 1...Qg8
- 2.Sg3#
- 2.Re3#
- 1...Be1
- 2.Re3#
- 2.Qc4#
- 2.Qd5#
- 1...Bd2
- 2.Sg3#
- 2.Qc4#
- 2.Qd5#
- 1...Bc3
- 2.Sg3#
- 2.Re3#
- 2.Qd5#
- 1...Bc5
- 2.Sg3#
- 1...Be6
- 2.Sg3#
- 2.Re3#
- 1...Bc8
- 2.Sg3#
- 2.Re3#
- 1...Be8
- 2.Sg3#
- 2.Re3#
- 1...Sb2
- 2.Sg3#
- 2.Re3#
- 2.Qd5#
- 1...Sc3
- 2.Sg3#
- 2.Re3#
- 2.Qc4#
- 1...Sc5
- 2.Sg3#
- 2.Qc4#
- 1...Sb6
- 2.Sg3#
- 1...Sg2
- 2.Sg3#
- 2.Qc4#
- 2.Qd5#
- 1...g3
- 2.Sxg3#
- 2.Re3#
- 2.Qc4#
- 2.Qd5#
- 1...fxe2+!
- threat
- 1.Sb3?
- threat
- 2.Re3#
- 2.Qc4#
- 2.Qd5#
- 1...Bxc6
- 2.Re3#
- 1...Qa5
- 2.Re3#
- 2.Qc4#
- 1...Qb6
- 2.Qd5#
- 1...Qg8
- 2.Re3#
- 1...Bd2
- 2.Sxd2#
- 2.Qc4#
- 2.Qd5#
- 1...Bc3
- 2.Re3#
- 2.Qd5#
- 1...Bc5
- 2.Sd2#
- 1...Be6
- 2.Re3#
- 1...Bc8
- 2.Re3#
- 1...Be8
- 2.Re3#
- 1...Sb2
- 2.Re3#
- 2.Qd5#
- 1...Sc3
- 2.Sd2#
- 2.Re3#
- 2.Qc4#
- 1...Sc5
- 2.Qc4#
- 1...Sg2
- 2.Qc4#
- 2.Qd5#
- 1...Sb6!
- threat
- 1.Sc2?
- Keys
- 1.Sxf5!
- threat
- 2.Sg3#
- 1...Kxf5
- 2.Qxe5#
- 1...Rxf5
- 2.Qc4#
- 1...Bxf5
- 2.Re3#
- 1...Sxf5
- 2.Qd5#
- 1...gxf5
- 2.Re3#
- 2.Qc4#
- 2.Qd5#
- 1...Be1
- 2.Sd6#
- 1...g3
- 2.Sxg3#
- threat
- 1.Sxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(C);
- Threat
- DUALS(3)
- Vars
- B(k);XS(E)::R1(B)
- Q(l);::QAB1(D)
- Q(l);::R1(B)
- B(k);::R1(B)
- S(b);::QAR2(D)
- S(b);::R1(B)
- Refutation
- B(c);
- Try
- S(C);
- Threat
- DUALS(4)
- Vars
- B(c);::S(C)
- S(b);::S(C)
- Refutation
- P(a);CHECK,XS(C)
- Try
- S(C);
- Threat
- DUALS(3)
- Vars
- B(k);XS(E)::R1(B)
- Q(l);::QAB1(D)
- Q(l);::R1(B)
- B(c);N_GUARD::S(C)
- B(k);::R1(B)
- S(b);::QAR2(D)
- Refutation
- S(b);
- Try
- Actual
- S(C);XP(i)
- Threat
- S(C)
- Vars
- K(d);N_GUARD,P_SPINP(h),S_FLIGHT,XS(C)::QAR1(D),XP(h)
- R(e);SBLOCK,XS(C)::QAR2(D)
- B(k);SBLOCK,XS(C)::R1(B)
- S(g);SBLOCK,XS(C)::QAB1(D)
- B(c);N_GUARD::S(C)
- P(f);::S(C),XP(f)
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