MESON Chess Problem Database
Problem Display
PID: 63542 (2B1n1n1/4q3/P2p2R1/N1Pk2PR/1P1NpB2/2P5/5bQ1/K7 w - - 0 1)
Myllyniemi, Matti Arvo
3rd Prize, Deutsche Schachzeitung, 1976
#2
13 + 7
| 3771 | FIDE Album (1974-1976) | 1980 |
SOLUTION
- SOUND
- Sets
- 1...Qxg5
- 2.Be6#
- 2.Bb7#
- 2.Rhxg5#
- 2.Rgxg5#
- 2.Qxg5#
- 1...Qf6
- 2.Bb7#
- 2.gxf6#
- 1...Qd8
- 2.Be6#
- 2.Bb7#
- 1...Qf8
- 2.Be6#
- 2.Bb7#
- 1...Qe5
- 2.Bb7#
- 1...Qe6
- 2.Bxe6#
- 2.Bb7#
- 1...Qa7
- 2.Be6#
- 1...Qb7
- 2.Be6#
- 2.Bxb7#
- 1...Qc7
- 2.Be6#
- 1...Qg7
- 2.Be6#
- 1...Qh7
- 2.Be6#
- 1...Be1
- 2.Qa2#
- 1...Bg1
- 2.Qa2#
- 1...Be3
- 2.Qa2#
- 1...Bg3
- 2.Qa2#
- 1...Bxd4
- 2.Qa2#
- 1...Bh4
- 2.Qa2#
- 1...Sc7
- 2.Bb7#
- 1...Qxg5
- Tries
- 1.Sc2?
- threat
- 2.c4#
- 1...Qf6
- 2.gxf6#
- 1...Qe5
- 2.Bb7#
- 1...Qg7
- 2.Be6#
- 1...Bd4!
- threat
- 1.Se2?
- threat
- 2.c4#
- 1...Qf6
- 2.gxf6#
- 1...Qe5
- 2.Bb7#
- 1...Qg7
- 2.Be6#
- 1...Bd4!
- threat
- 1.Sdb3?
- threat
- 2.c4#
- 1...Qf6
- 2.gxf6#
- 1...Qe5
- 2.Bb7#
- 1...Qg7
- 2.Be6#
- 1...Bd4!
- threat
- 1.Sf3?
- threat
- 2.c4#
- 1...e3
- 2.Se5#
- 1...Bd4
- 2.Qa2#
- 1...Qf6
- 2.gxf6#
- 1...Qe5
- 2.Bb7#
- 1...Qg7
- 2.Be6#
- 1...exf3!
- threat
- 1.Sf5?
- threat
- 2.c4#
- 1...Bd4
- 2.Qa2#
- 1...Qe5
- 2.Bb7#
- 1...Qg7
- 2.Be6#
- 1...Qf6!
- threat
- 1.Sdc6?
- threat
- 2.c4#
- 1...Bd4
- 2.Qa2#
- 1...Qf6
- 2.gxf6#
- 1...Qg7
- 2.Be6#
- 1...Qe5!
- threat
- 1.Se6?
- threat
- 2.c4#
- 1...Qxe6
- 2.Bxe6#
- 2.Bb7#
- 1...Bd4
- 2.Qa2#
- 1...Qf6
- 2.gxf6#
- 1...Qg7!
- threat
- 1.Re6?
- threat
- 2.Qxe4#
- 1...Qxe6
- 2.Bxe6#
- 2.Bb7#
- 1...Sef6
- 2.gxf6#
- 1...Sgf6
- 2.gxf6#
- 1...Qh7!
- threat
- 1.Qxe4+?
- 1...Qxe4
- 2.Bb7#
- 1...Kxe4!
- 1...Qxe4
- 1.Qxf2?
- threat
- 2.Qa2#
- 2.c4#
- 1...dxc5
- 2.c4#
- 1...e3!
- threat
- 1.Sc2?
- Keys
- 1.Sb5!
- threat
- 2.c4#
- 1...Bd4
- 2.Qa2#
- 1...Qf6
- 2.gxf6#
- 1...Qe5
- 2.Bb7#
- 1...Qg7
- 2.Be6#
- threat
- 1.Sb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 9
- Sets
- Q(e);N_GUARD::B(M)
- B(a);OGATE::QAB(B)
- B(a);OGATE,P_PINP(C),XS(E)::QAB(B)
- S(f);S_CUTQ(e)::B(M)
- Tries
- Try
- S(E);
- Threat
- P(C)
- Vars
- Q(e);OGATE,P_PINP(C)::R(J)+P(I),XQ(e)
- Q(e);N_GUARD,P_PINP(C)::B(M)
- Refutation
- B(a);P_PINP(C)
- Try
- S(E);
- Threat
- P(C)
- Vars
- Q(e);OGATE,P_PINP(C)::R(J)+P(I),XQ(e)
- Q(e);N_GUARD,P_PINP(C)::B(M)
- Refutation
- B(a);P_PINP(C)
- Try
- S(E);
- Threat
- P(C)
- Vars
- Q(e);OGATE,P_PINP(C)::R(J)+P(I),XQ(e)
- Q(e);N_GUARD,P_PINP(C)::B(M)
- Refutation
- B(a);P_PINP(C)
- Try
- S(E);N_PINP(b)
- Threat
- P(C)
- Vars
- P(b);::QAB(B)+S(E)
- B(a);OGATE,P_PINP(C)::QAB(B)
- Q(e);OGATE,P_PINP(C)::R(J)+P(I),XQ(e)
- Q(e);N_GUARD,P_PINP(C)::B(M)
- Refutation
- P(b);P_SPINP(b),XS(E)
- Try
- S(E);
- Threat
- P(C)
- Vars
- B(a);OGATE,P_PINP(C)::QAB(B)
- Q(e);N_GUARD,P_PINP(C)::B(M)
- Refutation
- Q(e);P_PINP(C)
- Try
- S(E);
- Threat
- P(C)
- Vars
- B(a);OGATE,P_PINP(C)::QAB(B)
- Q(e);OGATE,P_PINP(C)::R(J)+P(I),XQ(e)
- Q(e);N_GUARD,P_PINP(C)::B(M)
- Refutation
- Q(e);P_PINP(C)
- Try
- S(E);
- Threat
- P(C)
- Vars
- B(a);OGATE,P_PINP(C)::QAB(B)
- Q(e);OGATE,P_PINP(C)::R(J)+P(I),XQ(e)
- Refutation
- Q(e);P_PINP(C)
- Try
- R(L);
- Threat
- QAB1(B),XP(b)
- Vars
- S(f);OGATE::R(J)+P(I),XS(f)
- S(g);OGATE::R(J)+P(I),XS(g)
- Refutation
- Q(e);
- Try
- Q(B);CHECK,XP(b)
- Vars
- Q(e);SBLOCK,XQ(B)::B(M)
- Refutation
- K(c);S_FLIGHT,XQ(B)
- Try
- Q(B);N_PINP(b),XB(a)
- Threat
- DUALS(2)
- Vars
- P(d);XP(H)::P(C)
- Refutation
- P(b);
- Try
- Actual
- S(E);
- Threat
- P(C)
- Vars
- B(a);OGATE,P_PINP(C)::QAB(B)
- Q(e);OGATE,P_PINP(C)::R(J)+P(I),XQ(e)
- Q(e);N_GUARD,P_PINP(C)::B(M)
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