MESON Chess Problem Database
Problem Display
PID: 23621 (3Q1r2/q3n2N/1p4pb/1n3kp1/2BRp1p1/1N4B1/8/3R1K2 w - - 0 1)
Stosic, Miroslav
Selected Problems, 1979
#2
8 + 11
SOLUTION
- SOUND
- Sets
- 1...Qb8
- 2.Qd7#
- 1...Qa1
- 2.Qd7#
- 1...Qa2
- 2.Qd7#
- 1...Qa3
- 2.Qd7#
- 1...Qa4
- 2.Qd7#
- 1...Qa5
- 2.Qd7#
- 1...Qa6
- 2.Qd7#
- 1...Qd7
- 2.Qxd7#
- 1...Qa8
- 2.Qd7#
- 1...Sxd4
- 2.Sxd4#
- 1...Sd5
- 2.Qxd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...Qb8
- Tries
- 1.Kg1?
- threat
- 2.Rf1#
- 1...Sxd4
- 2.Sxd4#
- 1...Sd5
- 2.Qxd5#
- 1...Qb8
- 2.Qd7#
- 1...Qa1
- 2.Qd7#
- 1...Qa2
- 2.Qd7#
- 1...Qc7!
- threat
- 1.R4d2?
- threat
- 2.Rf2#
- 1...Sd5
- 2.Qxd5#
- 1...e3
- 2.Qd3#
- 1...Qb8
- 2.Qd7#
- 1...Qa2
- 2.Qd7#
- 1...Sd4
- 2.Sxd4#
- 1...Qc7!
- threat
- 1.Rd5+?
- 1...Sxd5
- 2.Qxd5#
- 1...Ke6+!
- 1...Sxd5
- 1.Qxe7?
- threat
- 2.Be6#
- 2.Rd5#
- 2.Qxe4#
- 2.Qe5#
- 2.Qe6#
- 1...Sxd4
- 2.Sxd4#
- 2.Qe5#
- 1...Qc7
- 2.Be6#
- 2.Qxe4#
- 2.Qe6#
- 1...Qb8
- 2.Be6#
- 2.Qxe4#
- 2.Qe6#
- 2.Qd7#
- 1...Qa1
- 2.Be6#
- 2.Qxe4#
- 2.Qe5#
- 2.Qe6#
- 2.Qd7#
- 1...Qb7
- 2.Be6#
- 2.Qe5#
- 2.Qe6#
- 1...Qd7
- 2.Qxe4#
- 2.Qe5#
- 2.Qxd7#
- 1...Qa8
- 2.Be6#
- 2.Qe5#
- 2.Qe6#
- 2.Qd7#
- 1...Rf6
- 2.Rd5#
- 2.Qxf6#
- 2.Qxe4#
- 2.Qe5#
- 1...Rd8
- 2.Be6#
- 2.Qf6#
- 2.Qxe4#
- 2.Qe5#
- 2.Qe6#
- 1...Re8
- 2.Be6#
- 2.Rd5#
- 2.Qf6#
- 1...Bg7
- 2.Be6#
- 2.Qxg5#
- 2.Qxe4#
- 2.Qe6#
- 1...Sc3
- 2.Be6#
- 2.Qe5#
- 2.Qe6#
- 1...Sd6
- 2.Be6#
- 2.Rd5#
- 2.Qe5#
- 2.Qe6#
- 1...Sc7
- 2.Qxe4#
- 2.Qe5#
- 1...e3
- 2.Bd3#
- 2.Be6#
- 2.Rd5#
- 2.Qe4#
- 2.Qe5#
- 2.Qe6#
- 1...Qxe7!
- threat
- 1.Qd6?
- threat
- 2.Be6#
- 2.Qe5#
- 2.Qe6#
- 1...Sxd4
- 2.Sxd4#
- 2.Qe5#
- 1...Qc7
- 2.Be6#
- 2.Qe6#
- 1...Qb8
- 2.Be6#
- 2.Qe6#
- 2.Qd7#
- 1...Qd7
- 2.Qe5#
- 2.Qxd7#
- 1...Rf6
- 2.Qe5#
- 2.Qxf6#
- 1...Bg7
- 2.Be6#
- 2.Qe6#
- 1...Sc7
- 2.Qe5#
- 1...Sd5
- 2.Rxd5#
- 2.Qe5#
- 2.Qxd5#
- 1...Sc6
- 2.Be6#
- 2.Qe6#
- 1...Sxd6!
- threat
- 1.Kg1?
- Keys
- 1.Rd6!
- threat
- 2.Be6#
- 1...Sxd6
- 2.Sd4#
- 1...e3
- 2.Bd3#
- 1...Qd7
- 2.Qxd7#
- 1...Rf6
- 2.Rxf6#
- 1...Sd4
- 2.Sxd4#
- 1...Sc7
- 2.Sd4#
- 1...Sd5
- 2.R1xd5#
- threat
- 1.Rd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 10
- Sets
- Q(i);N_GUARD::QAB(H)
- Q(i);N_GUARD,P_PINR(A)::QAB(H)
- Q(i);N_GUARD::QAB(H),XQ(i)
- S(c);XR(F)::S(C),XS(c)
- S(j);N_GUARD::QAR2(H),XS(j)
- S(j);N_GUARD::QAR2(H)
- Tries
- Try
- K(B);P-FLIGHT
- Threat
- R(A)
- Vars
- S(c);XR(F)::S(C),XS(c)
- S(j);N_GUARD::QAR2(H),XS(j)
- Q(i);N_GUARD::QAB(H)
- Q(i);N_GUARD,P_PINR(A)::QAB(H)
- Refutation
- Q(i);
- Try
- R(F);
- Threat
- R(F)
- Vars
- S(j);N_GUARD::QAR2(H),XS(j)
- P(a);OGATEB::QAB(H)
- Q(i);N_GUARD::QAB(H)
- S(c);N_GUARD::S(C),XS(c)
- Refutation
- Q(i);
- Try
- R(F);CHECK
- Vars
- S(j);OGATE,XR(F)::QAR2(H),XS(j)
- Refutation
- K(d);CHECK,S_FLIGHT
- Try
- Q(H);XS(j)
- Threat
- DUALS(5)
- Refutation
- Q(i);XQ(H)
- Try
- Q(H);
- Threat
- DUALS(3)
- Vars
- S(c);::QAR1(H)
- Refutation
- S(c);XQ(H)
- Try
- Actual
- R(F);
- Threat
- B(E)
- Vars
- S(c);N_GUARD,XR(F)::S(C)
- P(a);OGATEB::B(E)
- Q(i);N_GUARD::QAB(H),XQ(i)
- R(k);N_GUARD::R1(F),XR(k)
- S(c);N_GUARD::S(C),XS(c)
- S(c);N_GUARD::S(C)
- S(j);N_GUARD::R(A),XS(j)
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