MESON Chess Problem Database
Problem Display
PID: 62488 (8/2R1Q3/1p6/1Pn3BB/3p4/3p4/n1P1P3/1Rbk1K2 w - - 0 1)
Kipping, Cyril Stanley
Chess, 1944
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Sc3
- 2.Rxc1#
- 1...Sb4
- 2.Rxc1#
- 1...Sb3
- 2.exd3#
- 2.e4#
- 1...Sa4
- 2.exd3#
- 2.e4#
- 1...Se4
- 2.exd3#
- 1...Sa6
- 2.exd3#
- 2.e4#
- 1...Se6
- 2.exd3#
- 2.e4#
- 1...Sb7
- 2.exd3#
- 2.e4#
- 1...Sd7
- 2.exd3#
- 2.e4#
- 1...dxc2
- 2.e4#
- 1...dxe2+
- 2.Qxe2#
- 1...Sc3
- Tries
- 1.Rxc5?
- threat
- 2.exd3#
- 2.e4#
- 1...dxe2+
- 2.Bxe2#
- 2.Qxe2#
- 1...dxc2
- 2.e4#
- 1...Sc3
- 2.Rxc1#
- 1...d2
- 2.e3#
- 2.e4#
- 1...bxc5!
- threat
- 1.Qxc5?
- threat
- 2.exd3#
- 2.e4#
- 1...dxe2+
- 2.Bxe2#
- 1...dxc2
- 2.Qxd4#
- 2.Qxc2#
- 2.e4#
- 1...Sc3
- 2.Rxc1#
- 1...d2
- 2.e3#
- 2.e4#
- 1...bxc5!
- threat
- 1.Qe3?
- threat
- 2.Qd2#
- 1...dxe2+
- 2.Qxe2#
- 1...Kxc2
- 2.Qxd3#
- 1...d2
- 2.Qxd2#
- 1...Sb3
- 2.exd3#
- 1...Se4
- 2.exd3#
- 1...dxe3!
- threat
- 1.Qe4?
- 1...dxe2+
- 2.Bxe2#
- 2.Qxe2#
- 1...Kxc2
- 2.Qxd3#
- 1...Sxe4
- 2.exd3#
- 1...d2
- 2.e3#
- 1...Sc3
- 2.Rxc1#
- 1...Sb4
- 2.Rxc1#
- 1...Sb3
- 2.exd3#
- 1...Sa4
- 2.Qxd3#
- 2.exd3#
- 1...Sa6
- 2.Qxd3#
- 2.exd3#
- 1...Se6
- 2.Qxd3#
- 2.exd3#
- 1...Sb7
- 2.Qxd3#
- 2.exd3#
- 1...Sd7
- 2.Qxd3#
- 2.exd3#
- 1...dxc2!
- 1...dxe2+
- 1.Qe6?
- 1...dxe2+
- 2.Qxe2#
- 1...Kxc2
- 2.Qb3#
- 1...Sxe6
- 2.exd3#
- 2.e4#
- 1...dxc2
- 2.e4#
- 1...Sc3
- 2.Rxc1#
- 1...Sb4
- 2.Rxc1#
- 1...Sb3
- 2.exd3#
- 2.e4#
- 1...Sa4
- 2.exd3#
- 2.e4#
- 1...Se4
- 2.exd3#
- 1...Sa6
- 2.exd3#
- 2.e4#
- 1...Sb7
- 2.exd3#
- 2.e4#
- 1...Sd7
- 2.exd3#
- 2.e4#
- 1...d2!
- 1...dxe2+
- 1.Rxc5?
- Keys
- 1.Qh7!
- 1...dxe2+
- 2.Bxe2#
- 1...Kxc2
- 2.Qxd3#
- 1...dxc2
- 2.e4#
- 1...d2
- 2.e3#
- 1...Sc3
- 2.Rxc1#
- 1...Sb4
- 2.Rxc1#
- 1...Sb3
- 2.exd3#
- 2.e4#
- 1...Sa4
- 2.Qxd3#
- 2.exd3#
- 2.e4#
- 1...Se4
- 2.exd3#
- 1...Sa6
- 2.Qxd3#
- 2.exd3#
- 2.e4#
- 1...Se6
- 2.Qxd3#
- 2.exd3#
- 2.e4#
- 1...Sb7
- 2.Qxd3#
- 2.exd3#
- 2.e4#
- 1...Sd7
- 2.Qxd3#
- 2.exd3#
- 2.e4#
- 1...dxe2+
- 1.Qh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(c);N_GUARD::R1(A),XB(a)
- S(f);::B(G)+P(D),XP(d)
- P(d);SBLOCK,XP(C)::B(G)+P(D)
- P(d);CHECK,OGATE,P_SPINP(d),XP(D)::QAB1(I),XP(d)
- Tries
- Try
- R(H);XS(f)
- Threat
- DUALS(2)
- Vars
- P(d);XP(C)::B(G)+P(D)
- S(c);N_GUARD::R1(A),XB(a)
- Refutation
- P(g);XR(H)
- Try
- Q(I);XS(f)
- Threat
- DUALS(2)
- Vars
- P(d);CHECK,OGATE,P_SPINP(d),XP(D)::B(G),XP(d)
- S(c);N_GUARD::R1(A),XB(a)
- Refutation
- P(g);XQ(I)
- Try
- Q(I);
- Threat
- QAR1(I)
- Vars
- P(d);CHECK,OGATE,P_SPINP(d),XP(D)::QAB1(I),XP(d)
- K(b);N_SPINB(a),P_SPINS(f),S_FLIGHT,XP(C)::QAB1(I),XP(d)
- P(d);::QAR1(I),XP(d)
- S(f);::B(G)+P(D),XP(d)
- Refutation
- P(e);XQ(I)
- Try
- Q(I);
- Vars
- K(b);N_SPINB(a),P_SPINP(d),P_SPINS(f),S_FLIGHT,XP(C)::QAB1(I),XP(d)
- S(f);XQ(I)::B(G)+P(D),XP(d)
- P(d);SBLOCK::B(G)+P(D)
- S(c);N_GUARD::R1(A),XB(a)
- S(f);::B(G)+P(D),XP(d)
- Refutation
- P(d);XP(C)
- Try
- Q(I);
- Vars
- P(d);CHECK,OGATE,P_SPINP(d),XP(D)::QAB1(I),XP(d)
- K(b);N_SPINB(a),OGATEB,P_SPINS(f),S_FLIGHT,XP(C)::QAB1(I)
- P(d);SBLOCK,XP(C)::B(G)+P(D)
- S(c);N_GUARD::R1(A),XB(a)
- S(f);::B(G)+P(D),XP(d)
- Refutation
- P(d);
- Try
- Actual
- Q(I);
- Vars
- P(d);CHECK,OGATE,P_SPINP(d),XP(D)::B(G),XP(d)
- K(b);N_SPINB(a),P_SPINP(d),P_SPINS(f),S_FLIGHT,XP(C)::QAB1(I),XP(d)
- P(d);SBLOCK,XP(C)::B(G)+P(D)
- P(d);SBLOCK::B(G)+P(D)
- S(c);N_GUARD::R1(A),XB(a)
- S(f);::B(G)+P(D),XP(d)
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