MESON Chess Problem Database
Problem Display
PID: 255644 (1N1Q4/B1P4r/2BbpP2/4k3/1pnRN3/8/b7/4KR2 w - - 0 1)
Zabunov, Vladimir N
Probleemblad, 1984
#2
10 + 7
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Sd7#
- 1...Rh2
- 2.Sd7#
- 1...Rh3
- 2.Sd7#
- 1...Rh4
- 2.Sd7#
- 1...Rh5
- 2.Sd7#
- 1...Rh6
- 2.Sd7#
- 1...Rd7
- 2.Sxd7#
- 1...Rh8
- 2.Sd7#
- 1...Be7
- 2.Sd7#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Rh1
- Tries
- 1.Sc3?
- threat
- 2.Re4#
- 1...Rh4
- 2.Sd7#
- 1...Sd2
- 2.Qxd6#
- 1...Bb1!
- threat
- 1.Sg3?
- threat
- 2.Re4#
- 1...Rh4
- 2.Sd7#
- 1...Sd2
- 2.Qxd6#
- 1...Bb1!
- threat
- 1.Sg5?
- threat
- 2.Re4#
- 1...Rh4
- 2.Sf7#
- 2.Sd7#
- 1...Sd2
- 2.Qxd6#
- 1...Bb1!
- threat
- 1.Sxd6?
- threat
- 2.Re4#
- 1...Sxd6
- 2.Qxd6#
- 1...Bb1
- 2.Sxc4#
- 1...Rh4
- 2.Sf7#
- 2.Sd7#
- 1...Rd7
- 2.Sxd7#
- 1...Sd2!
- threat
- 1.Ba4?
- threat
- 2.Sc6#
- 1...Sa5
- 2.Qxd6#
- 1...Rxc7!
- threat
- 1.Bb5?
- threat
- 2.Sc6#
- 1...Sa5
- 2.Qxd6#
- 1...Rxc7!
- threat
- 1.Bb7?
- threat
- 2.Sc6#
- 1...Sa5
- 2.Qxd6#
- 1...Rxc7!
- threat
- 1.Ba8?
- threat
- 2.Sc6#
- 1...Sa5
- 2.Qxd6#
- 1...Rxc7!
- threat
- 1.Be8?
- threat
- 2.Sc6#
- 1...Sa5
- 2.Qxd6#
- 1...Rxc7!
- threat
- 1.Rd1?
- threat
- 2.Bd4#
- 1...Sd2
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Bc5!
- threat
- 1.Rd2?
- threat
- 2.Bd4#
- 1...Sxd2
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Bc5!
- threat
- 1.Rd3?
- threat
- 2.Bd4#
- 1...Sb6
- 2.Qxd6#
- 1...Bc5!
- threat
- 1.Rxc4?
- threat
- 2.Bd4#
- 2.Qxd6#
- 1...Bxc4
- 2.Qxd6#
- 1...Bxc7
- 2.Bd4#
- 2.Qd4#
- 1...Rd7
- 2.Sxd7#
- 2.Bd4#
- 1...Be7
- 2.Sd7#
- 2.Bd4#
- 2.Qd4#
- 1...Bf8
- 2.Bd4#
- 2.Qd4#
- 1...Bc5!
- threat
- 1.Rxd6?
- threat
- 2.Bd4#
- 1...Sxd6
- 2.Qxd6#
- 1...Sb6!
- threat
- 1.Qe7?
- threat
- 2.Sd7#
- 1...Bc5
- 2.Qxc5#
- 1...Sb6
- 2.Qxd6#
- 1...Rxe7!
- threat
- 1.f7?
- threat
- 2.Sd7#
- 2.Qg5#
- 2.Qf6#
- 1...Sb6
- 2.Qf6#
- 2.Qxd6#
- 1...Rh5
- 2.Sd7#
- 2.Qf6#
- 1...Rh6
- 2.Sd7#
- 2.Qg5#
- 1...Rg7
- 2.Sd7#
- 2.Qf6#
- 1...Bc5
- 2.Qf6#
- 1...Be7
- 2.Sd7#
- 1...Se3
- 2.Sd7#
- 2.Qf6#
- 2.Qxd6#
- 1...Rxf7!
- threat
- 1.Sc3?
- Keys
- 1.Sd2!
- threat
- 2.Re4#
- 1...Sxd2
- 2.Qxd6#
- 1...Rh4
- 2.Sd7#
- 1...Bb1
- 2.Sxc4#
- threat
- 1.Sd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 13
- Sets
- R(g);N_GUARD,P_PINR(B)::S(I)
- R(g);N_GUARD::S(I)
- R(g);N_GUARD::S(I),XR(g)
- B(e);S_CUTR(g)::S(I)
- S(c);N_GUARD::QAB1(J),XB(e)
- Tries
- Try
- S(D);
- Threat
- R1(C)
- Vars
- R(g);N_GUARD::S(I)
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- B(a);
- Try
- S(D);
- Threat
- R1(C)
- Vars
- R(g);N_GUARD::S(I)
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- B(a);
- Try
- S(D);
- Threat
- R1(C)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- B(a);
- Try
- S(D);XB(e)
- Threat
- R1(C)
- Vars
- S(c);OGATE,XS(D)::QAB1(J),XS(c)
- B(a);N_GUARD::S(D),XS(c)
- R(g);N_GUARD::S(I),XR(g)
- Refutation
- S(c);
- Try
- B(E);
- Threat
- S(I)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- R(g);XP(H)
- Try
- B(E);
- Threat
- S(I)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- R(g);XP(H)
- Try
- B(E);
- Threat
- S(I)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- R(g);XP(H)
- Try
- B(E);
- Threat
- S(I)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- R(g);XP(H)
- Try
- B(E);
- Threat
- S(I)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- R(g);XP(H)
- Try
- R(C);
- Threat
- B(G)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- B(e);
- Try
- R(C);
- Threat
- B(G)
- Vars
- S(c);N_GUARD,XR(C)::QAB1(J),XB(e)
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- B(e);
- Try
- R(C);
- Threat
- B(G)
- Vars
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- B(e);
- Try
- R(C);XS(c)
- Threat
- DUALS(2)
- Vars
- B(a);XR(C)::QAB1(J),XB(e)
- Refutation
- B(e);
- Try
- R(C);XB(e)
- Threat
- B(G)
- Vars
- S(c);OGATE,XR(C)::QAB1(J),XS(c)
- Refutation
- S(c);
- Try
- Q(J);P_PINP(f)
- Threat
- S(I)
- Vars
- B(e);OGATE::QAR2(J),XB(e)
- S(c);N_GUARD::QAB1(J),XB(e)
- Refutation
- R(g);N_SPINP(f),XQ(J)
- Try
- P(F);
- Threat
- DUALS(3)
- Vars
- B(e);::QAB1(J)
- B(e);::S(I)
- Refutation
- R(g);XP(F)
- Try
- Actual
- S(D);
- Threat
- R1(C)
- Vars
- S(c);N_GUARD,XS(D)::QAB1(J),XB(e)
- R(g);N_GUARD::S(I)
- B(a);N_GUARD::S(D),XS(c)
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