MESON Chess Problem Database
Problem Display
PID: 78389 (8/3n4/2pN4/Q1nk1Bp1/2NP2P1/4K3/8/8 w - - 0 1)
Groeneveld, Cornelis
Australian Chess, 2004
#2
7 + 5
SOLUTION
- SOUND
- Sets
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Se5
- Tries
- 1.Kd2?
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kxd4!
- 1...Se5
- 1.Ke2?
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kxd4!
- 1...Se5
- 1.Kf2?
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kxd4!
- 1...Se5
- 1.Sb2?
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kxd6!
- 1...Se5
- 1.Sd2?
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kxd6!
- 1...Se5
- 1.Sa3?
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kxd6!
- 1...Se5
- 1.Se5?
- 1...Sxe5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...Kxd6!
- 1...Sxe5
- 1.Sb6+?
- 1...Sxb6
- 2.Qxc5#
- 1...Kxd6!
- 1...Sxb6
- 1.Se4?
- 1...Se5
- 2.Sb6#
- 2.Qxc5#
- 1...Sb6
- 2.Sxb6#
- 2.Qxc5#
- 1...Sf6
- 2.Sb6#
- 2.Qxc5#
- 1...Sb8
- 2.Sb6#
- 2.Qxc5#
- 1...Sf8
- 2.Sb6#
- 2.Qxc5#
- 1...Kxc4!
- 1...Se5
- 1.Sb7?
- 1...Se5
- 2.Sb6#
- 2.Qxc5#
- 1...Sb6
- 2.Sxb6#
- 2.Qxc5#
- 1...Sf6
- 2.Sb6#
- 2.Qxc5#
- 1...Sb8
- 2.Sb6#
- 2.Qxc5#
- 1...Sf8
- 2.Sb6#
- 2.Qxc5#
- 1...Kxc4!
- 1...Se5
- 1.Sf7?
- 1...Se5
- 2.Sb6#
- 2.Qxc5#
- 1...Sb6
- 2.Sxb6#
- 2.Qxc5#
- 1...Sf6
- 2.Sb6#
- 2.Qxc5#
- 1...Sb8
- 2.Sb6#
- 2.Qxc5#
- 1...Sf8
- 2.Sb6#
- 2.Qxc5#
- 1...Kxc4!
- 1...Se5
- 1.Sc8?
- 1...Se5
- 2.S4b6#
- 2.S8b6#
- 2.Qxc5#
- 1...Sb6
- 2.S4xb6#
- 2.S8xb6#
- 2.Qxc5#
- 1...Sf6
- 2.S4b6#
- 2.S8b6#
- 2.Qxc5#
- 1...Sb8
- 2.S4b6#
- 2.S8b6#
- 2.Qxc5#
- 1...Sf8
- 2.S4b6#
- 2.S8b6#
- 2.Qxc5#
- 1...Kxc4!
- 1...Se5
- 1.Se8?
- 1...Se5
- 2.Sb6#
- 2.Qxc5#
- 1...Sb6
- 2.Sxb6#
- 2.Qxc5#
- 1...Sf6
- 2.Sb6#
- 2.Qxc5#
- 1...Sb8
- 2.Sb6#
- 2.Qxc5#
- 1...Sf8
- 2.Sb6#
- 2.Qxc5#
- 1...Kxc4!
- 1...Se5
- 1.Qb5?
- 1...Se5
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Sf6
- 2.Qxc5#
- 1...Sb8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...cxb5!
- 1...Se5
- 1.Kd2?
- Keys
- 1.Qd8!
- 1...Se5
- 2.Sb6#
- 1...Sb3
- 2.Qg8#
- 1...Sd3
- 2.Qg8#
- 1...Sa4
- 2.Qg8#
- 1...Se4
- 2.Qg8#
- 1...Sa6
- 2.Qg8#
- 1...Se6
- 2.Be4#
- 1...Sb7
- 2.Qg8#
- 1...Sb6
- 2.Sxb6#
- 1...Sf6
- 2.Sb6#
- 1...Sb8
- 2.Sb6#
- 1...Sf8
- 2.Sb6#
- 1...Se5
- 1.Qd8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- S(e);N_GUARD::QAR1(E),XS(a)
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XP(C)
- Try
- K(A);P-FLIGHT
- Vars
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XP(C)
- Try
- K(A);S_FLIGHT
- Vars
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XP(C)
- Try
- S(B);
- Vars
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XS(G)
- Try
- S(B);
- Vars
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XS(G)
- Try
- S(B);
- Vars
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XS(G)
- Try
- S(B);
- Vars
- S(e);N_GUARD,XS(B)::QAR1(E),XS(a)
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XS(G)
- Try
- S(B);CHECK
- Vars
- S(e);XS(B)::QAR1(E),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XS(G)
- Try
- S(G);
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XS(B)
- Try
- S(G);
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XS(B)
- Try
- S(G);
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XS(B)
- Try
- S(G);
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XS(B)
- Try
- S(G);
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XS(B)
- Try
- Q(E);
- Vars
- S(e);N_GUARD::QAR1(E),XS(a)
- Refutation
- P(d);N_SPINS(a),XQ(E)
- Try
- Actual
- Q(E);N_PINS(a)
- Vars
- S(e);N_GUARD::S(B)
- S(a);N_GUARD::QAB(E)
- S(a);N_GUARD,SBLOCK::B(F)
- S(e);N_GUARD::S(B),XS(e)
Developed and maintained by Brian Stephenson.
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