MESON Chess Problem Database
Problem Display
PID: 78622 (8/N7/N1Bn4/2p5/K1pk1B2/Q2p4/8/8 w - - 0 1)
Gruber, Bratoljub
Problem (Zagreb), 1953
#2
6 + 5
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sb7
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...d2
- 2.Qe3#
- 1...c3
- 2.Qxc5#
- 1...Se4
- Tries
- 1.Ka5?
- 1...c3
- 2.Qxc5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...d2
- 2.Qe3#
- 1...Sb7+!
- 1...c3
- 1.Sb8?
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sb7
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...d2
- 2.Qe3#
- 1...c3!
- 1...Se4
- 1.Bxd6?
- 1...c3
- 2.Qxc5#
- 1...d2
- 2.Sb5#
- 1...Ke3!
- 1...c3
- 1.Bh1?
- threat
- 2.Sc6#
- 1...c3
- 2.Qxc5#
- 1...Se4!
- threat
- 1.Bg2?
- threat
- 2.Sc6#
- 1...c3
- 2.Qxc5#
- 1...Se4!
- threat
- 1.Bf3?
- threat
- 2.Sc6#
- 1...c3
- 2.Qxc5#
- 1...Se4!
- threat
- 1.Bb7?
- 1...c3
- 2.Qxc5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...d2
- 2.Qe3#
- 1...Sxb7!
- 1...c3
- 1.Ba8?
- 1...c3
- 2.Qxc5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...d2
- 2.Qe3#
- 1...Sb7!
- 1...c3
- 1.Qc1?
- 1...d2
- 2.Qxd2#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sb7
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...c3!
- 1...d2
- 1.Qb4?
- 1...d2
- 2.Qxd2#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sb7
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...cxb4!
- 1...d2
- 1.Qb3?
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sb7
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...d2
- 2.Qe3#
- 1...c3
- 2.Qd5#
- 1...cxb3!
- 1...Se4
- 1.Ka5?
- Keys
- 1.Qa2!
- 1...Kc3
- 2.Be5#
- 1...d2
- 2.Qxd2#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sb5#
- 1...Sb7
- 2.Sb5#
- 1...Sf7
- 2.Sb5#
- 1...Sc8
- 2.Sb5#
- 1...Se8
- 2.Sb5#
- 1...c3
- 2.Qd5#
- 1...Kc3
- 1.Qa2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(a);OGATE::QAB1(A)
- P(b);::QAB1(A),XP(d)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- P(b);::QAB1(A),XP(d)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(a);OGATE::QAB1(A)
- Refutation
- S(e);CHECK
- Try
- S(D);
- Vars
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(a);OGATE::QAB1(A)
- Refutation
- P(b);
- Try
- B(C);XS(e)
- Vars
- P(b);::QAB1(A),XP(d)
- P(a);::S(F)
- Refutation
- K(c);P_SPINP(a),S_FLIGHT
- Try
- B(E);
- Threat
- S(F)
- Vars
- P(b);::QAB1(A),XP(d)
- Refutation
- S(e);
- Try
- B(E);
- Threat
- S(F)
- Vars
- P(b);::QAB1(A),XP(d)
- Refutation
- S(e);
- Try
- B(E);
- Threat
- S(F)
- Vars
- P(b);::QAB1(A),XP(d)
- Refutation
- S(e);
- Try
- B(E);
- Vars
- P(b);::QAB1(A),XP(d)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(a);OGATE::QAB1(A)
- Refutation
- S(e);XB(E)
- Try
- B(E);
- Vars
- P(b);::QAB1(A),XP(d)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(a);OGATE::QAB1(A)
- Refutation
- S(e);
- Try
- Q(A);
- Vars
- P(a);OGATEB::QAR2(A),XP(a)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- Refutation
- P(b);
- Try
- Q(A);P_PINP(b)
- Vars
- P(a);OGATEB::QAR2(A),XP(a)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- Refutation
- P(d);N_SPINP(b),XQ(A)
- Try
- Q(A);
- Vars
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(a);OGATE::QAB1(A)
- P(b);OGATE,SBLOCK::QAR1(A)
- Refutation
- P(b);XQ(A)
- Try
- Actual
- Q(A);
- Vars
- K(c);S_FLIGHT::B(C)
- P(a);OGATEB::QAR2(A),XP(a)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- P(b);OGATE,SBLOCK::QAR1(A)
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