MESON Chess Problem Database
Problem Display
PID: 2852 (4N3/5np1/8/p2R1P2/B3k3/1Q4P1/1n3p2/5K2 w - - 0 1)
Jokisch, Louis H
Source?, 1892
#2
7 + 6
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Sxa4
- 2.Qd3#
- 1...Sc4
- 2.Qd3#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...g5
- 2.Sf6#
- 1...g6
- 2.Sf6#
- 1...Sd1
- Tries
- 1.Kxf2?
- threat
- 2.Qf3#
- 1...Sd3+
- 2.Qxd3#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd1+!
- threat
- 1.Bb5?
- 1...Sd3
- 2.Qxd3#
- 1...Sc4
- 2.Qd3#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd1
- 2.Qd3#
- 1...Sa4
- 2.Qd3#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...g5
- 2.Sf6#
- 1...g6
- 2.Sf6#
- 1...a4!
- 1...Sd3
- 1.Bc6?
- 1...Sd3
- 2.Qxd3#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Sd6#
- 1...Sd1
- 2.Qd3#
- 1...Sa4
- 2.Qd3#
- 1...Sc4
- 2.Qd3#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...g5
- 2.Sf6#
- 1...g6
- 2.Sf6#
- 1...a4!
- 1...Sd3
- 1.Bd7?
- 1...Sd3
- 2.Qxd3#
- 1...Sc4
- 2.Qd3#
- 1...Sg5
- 2.Sd6#
- 1...Sd1
- 2.Qd3#
- 1...Sa4
- 2.Qd3#
- 1...Se5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sh6
- 2.Sd6#
- 1...Sd8
- 2.Sd6#
- 1...Sh8
- 2.Sd6#
- 1...g5
- 2.Sf6#
- 1...g6
- 2.Sf6#
- 1...a4!
- 1...Sd3
- 1.Qc4+?
- 1...Ke3
- 2.Qe2#
- 2.Qf4#
- 1...Kf3
- 2.Qf4#
- 1...Sxc4!
- 1...Ke3
- 1.Kxf2?
- Keys
- 1.Qc3!
- 1...Kxd5
- 2.Bc6#
- 1...Sxa4
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Se5
- 2.Rxe5#
- 1...Sd1
- 2.Qd3#
- 1...Sc4
- 2.Qd3#
- 1...Sg5
- 2.Re5#
- 1...Sd6
- 2.Re5#
- 1...Sh6
- 2.Re5#
- 1...Sd8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...g5
- 2.Sf6#
- 1...g6
- 2.Sf6#
- 1...Kxd5
- 1.Qc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAB1(B)
- S(a);N_GUARD::QAB1(B),XS(a)
- S(a);N_GUARD,XB(D)::QAB1(B)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(f);N_GUARD::S(G)
- Tries
- Try
- K(A);P-FLIGHT,XP(b)
- Threat
- QAB1(B)
- Vars
- S(a);CHECK,N_GUARD::QAB1(B),XS(a)
- S(e);N_GUARD::S(G)
- Refutation
- S(a);CHECK
- Try
- B(D);
- Vars
- S(a);N_GUARD::QAB1(B),XS(a)
- S(a);N_GUARD::QAB1(B)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(f);N_GUARD::S(G)
- Refutation
- P(d);
- Try
- B(D);
- Vars
- S(a);N_GUARD::QAB1(B),XS(a)
- S(e);N_GUARD::S(G)
- S(a);N_GUARD::QAB1(B)
- S(e);N_GUARD::S(G),XS(e)
- P(f);N_GUARD::S(G)
- Refutation
- P(d);
- Try
- B(D);
- Vars
- S(a);N_GUARD::QAB1(B),XS(a)
- S(a);N_GUARD::QAB1(B)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(f);N_GUARD::S(G)
- Refutation
- P(d);
- Try
- Q(B);CHECK
- Vars
- K(c);OGATE,S_FLIGHT::QAR1(B)
- Refutation
- S(a);XQ(B)
- Try
- Actual
- Q(B);
- Vars
- K(c);OGATEB,S_FLIGHT,XR(E)::B(D)
- S(a);N_GUARD,XB(D)::QAB1(B)
- S(a);N_GUARD::QAB1(B),XS(a)
- S(e);N_GUARD::R1(E),XS(e)
- S(a);N_GUARD::QAB1(B)
- S(e);N_GUARD::R1(E)
- P(f);N_GUARD::S(G)
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