MESON Chess Problem Database
Problem Display
PID: 182661 (4K3/4PQp1/b1pP2R1/2N1k2p/3r2pr/3p4/1BP5/4N3 w - - 0 1)
Weenink, Henri Gerard Maria
Schweizerische Schachzeitung, 1919
#2
9 + 9
| 16055 | HGM Weenink (Euwe/Niemeijer/Rueb/Trotsenburg) | 1932 |
SOLUTION
- SOUND
- Sets
- 1...Bb7
- 2.Sexd3#
- 1...Bc8
- 2.Sexd3#
- 1...g3
- 2.Sf3#
- 1...Bb7
- Tries
- 1.Kd7?
- threat
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...dxc2
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...Rh1
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...Rh2
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...Rh3
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...Bc4
- 2.Rg5#
- 1...Bb5
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...Bb7
- 2.Sexd3#
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...d2
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...g3
- 2.Sf3#
- 2.Rg5#
- 2.e8Q#
- 2.e8R#
- 1...Bc8+!
- threat
- 1.Kd8?
- threat
- 2.e8Q#
- 2.e8R#
- 1...dxc2
- 2.e8Q#
- 2.e8R#
- 1...Rh1
- 2.e8Q#
- 2.e8R#
- 1...Rh2
- 2.e8Q#
- 2.e8R#
- 1...Rh3
- 2.e8Q#
- 2.e8R#
- 1...Bb5
- 2.e8Q#
- 2.e8R#
- 1...Bb7
- 2.Sexd3#
- 2.e8Q#
- 2.e8R#
- 1...Bc8
- 2.Sexd3#
- 1...d2
- 2.e8Q#
- 2.e8R#
- 1...g3
- 2.Sf3#
- 2.e8Q#
- 2.e8R#
- 1...Bc4!
- threat
- 1.Kf8?
- threat
- 2.e8Q#
- 2.e8R#
- 1...dxc2
- 2.e8Q#
- 2.e8R#
- 1...Rh1
- 2.e8Q#
- 2.e8R#
- 1...Rh2
- 2.e8Q#
- 2.e8R#
- 1...Rh3
- 2.e8Q#
- 2.e8R#
- 1...Bb5
- 2.e8Q#
- 2.e8R#
- 1...Bb7
- 2.Sexd3#
- 2.e8Q#
- 2.e8R#
- 1...Bc8
- 2.Sexd3#
- 1...d2
- 2.e8Q#
- 2.e8R#
- 1...g3
- 2.Sf3#
- 2.e8Q#
- 2.e8R#
- 1...Bc4!
- threat
- 1.Scxd3+?
- 1...Ke4
- 2.Qe6#
- 1...Bxd3!
- 1...Ke4
- 1.Qf3?
- threat
- 2.Sd7#
- 2.Re6#
- 2.Qe4#
- 1...Bc4
- 2.Sd7#
- 2.Qe4#
- 1...Bc8
- 2.Sexd3#
- 2.Scxd3#
- 2.Qe4#
- 1...g3
- 2.Sd7#
- 2.Re6#
- 1...gxf3!
- threat
- 1.Qf4+?
- 1...Kd5
- 2.Qxd4#
- 1...Kxf4!
- 1...Kd5
- 1.Qf6+?
- 1...Kd5
- 2.Qxd4#
- 1...gxf6!
- 1...Kd5
- 1.Qxg7+?
- 1...Kd5
- 2.Qxd4#
- 1...Kf5
- 2.Qf6#
- 1...Kf4!
- 1...Kd5
- 1.cxd3?
- threat
- 2.Sd7#
- 1...Bxd3
- 2.Sexd3#
- 1...Bc8!
- threat
- 1.c4?
- threat
- 2.Sexd3#
- 2.Re6#
- 1...Rh3
- 2.Re6#
- 1...Bc8
- 2.Sexd3#
- 1...d2
- 2.Sed3#
- 2.Re6#
- 1...Bxc4!
- threat
- 1.Kd7?
- Keys
- 1.c3!
- threat
- 2.cxd4#
- 1...Rxd6
- 2.Rg5#
- 1...Ra4
- 2.c4#
- 1...Rb4
- 2.cxb4#
- 1...Rc4
- 2.Sexd3#
- 1...Re4
- 2.Sd7#
- 1...Rf4
- 2.Qe6#
- 1...Rd5
- 2.Re6#
- 1...g3
- 2.Sf3#
- threat
- 1.c3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 2
- Sets
- B(g);N_GUARD::S(A),XP(a)
- P(c);N_GUARD::S(A)
- Tries
- Try
- K(I);P_SPINP(E),S_FLIGHT
- Threat
- DUALS(3)
- Vars
- B(g);::R(F)
- Refutation
- B(g);CHECK
- Try
- K(I);P-FLIGHT,P_SPINP(E)
- Threat
- P=Q
- Vars
- P(a);XP(C)::P=Q
- R(d);::P=Q
- B(g);::P=Q
- B(g);N_GUARD::S(A),XP(a)
- P(a);::P=Q
- Refutation
- B(g);
- Try
- K(I);P-FLIGHT
- Threat
- P=Q
- Vars
- P(a);XP(C)::P=Q
- R(d);::P=Q
- B(g);::P=Q
- B(g);N_GUARD::S(A),XP(a)
- P(a);::P=Q
- Refutation
- B(g);
- Try
- S(D);CHECK,XP(a)
- Vars
- K(e);N_SPINR(b),P-FLIGHT::QAR2(H)
- Refutation
- B(g);XS(D)
- Try
- Q(H);
- Threat
- DUALS(3)
- Refutation
- P(c);XQ(H)
- Try
- Q(H);CHECK
- Vars
- K(e);N_SPINR(b),P-FLIGHT::QAR1(H),XR(b)
- Refutation
- K(e);N_SPINR(b),S_FLIGHT,XQ(H)
- Try
- Q(H);CHECK
- Vars
- K(e);N_SPINR(b),OGATE,P-FLIGHT::QAR1(H),XR(b)
- Refutation
- P(i);XQ(H)
- Try
- Q(H);CHECK,XP(i)
- Vars
- K(e);N_SPINR(b),OGATE,P-FLIGHT::QAR1(H),XR(b)
- K(e);N_SPINR(b),P-FLIGHT::QAR1(H)
- Refutation
- K(e);N_SPINR(b),S_FLIGHT
- Try
- P(C);XP(a)
- Threat
- S(D)
- Vars
- B(g);XP(C)::S(A),XB(g)
- Refutation
- B(g);
- Try
- P(C);
- Threat
- DUALS(2)
- Vars
- R(d);::R1(F)
- B(g);::S(A),XP(a)
- Refutation
- B(g);XP(C)
- Try
- Actual
- P(C);N_PINR(b)
- Threat
- P(C),XR(b)
- Vars
- R(b);SBLOCK,XP(E)::R(F)
- R(b);::B(B)+P(C)
- R(b);OGATE::B(B)+P(C),XR(b)
- R(b);N_GUARD,S_CUTB(g)::S(A),XP(a)
- R(b);SBLOCK::S(D)
- R(b);SBLOCK::QAR1(H)
- R(b);SBLOCK::R1(F)
- P(c);N_GUARD::S(A)
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