MESON Chess Problem Database
Problem Display
PID: 2873 (8/3PQ3/p3P3/Rb1P2P1/p1p1kB2/K1P3P1/4B3/8 w - - 0 1)
Juchli, Josef
Berner Heim, 1898
#2
11 + 5
| 2638 | White to Play | 1913 |
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...Bxd7
- 2.Qh7#
- 1...Kxd5
- Tries
- 1.Ka2?
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bxd7
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...a3!
- 1...Kxd5
- 1.Kb2?
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bxd7
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...a3+!
- 1...Kxd5
- 1.Kb4?
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bxd7
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...a3!
- 1...Kxd5
- 1.Bd1?
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bxd7
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...Kd3!
- 1...Kxd5
- 1.Bg4?
- 1...Kxd5
- 2.Bf3#
- 1...Bxd7
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...Kd3!
- 1...Kxd5
- 1.Bh5?
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bxd7
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...Kd3!
- 1...Kxd5
- 1.Rxb5?
- threat
- 2.Qh7#
- 1...Kf5
- 2.Qh7#
- 1...axb5!
- threat
- 1.Qf7?
- 1...Bxd7
- 2.Qg6#
- 2.Qh7#
- 1...Bc6
- 2.Qg6#
- 2.Qh7#
- 1...Kxd5!
- 1...Bxd7
- 1.Qg7?
- threat
- 2.Qe5#
- 1...Kf5
- 2.Qh7#
- 1...Kxd5!
- threat
- 1.d8Q?
- threat
- 2.Qh7#
- 1...Kf5
- 2.Qh7#
- 1...Be8!
- threat
- 1.d8S?
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...Bd7
- 2.Qh7#
- 1...Be8!
- 1...Kxd5
- 1.d8B?
- 1...Kxd5
- 2.Bf3#
- 1...Kf5
- 2.Qh7#
- 1...Bc6
- 2.Qh7#
- 1...Bd7
- 2.Qh7#
- 1...Be8!
- 1...Kxd5
- 1.d8R?
- threat
- 2.Qh7#
- 1...Kf5
- 2.Qh7#
- 1...Be8!
- threat
- 1.Ka2?
- Keys
- 1.Qb4!
- 1...Kxd5
- 2.Qxc4#
- 1...Kf5
- 2.Qb1#
- 1...Bxd7
- 2.Qb1#
- 1...Bc6
- 2.Qb1#
- 1...Kxd5
- 1.Qb4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 4
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);::QAB(K)
- B(d);XP(J)::QAB(K)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);XP(J)::QAB(K)
- B(d);::QAB(K)
- Refutation
- P(a);
- Try
- K(B);S_FLIGHT
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);XP(J)::QAB(K)
- B(d);::QAB(K)
- Refutation
- P(a);CHECK
- Try
- K(B);S_FLIGHT
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);XP(J)::QAB(K)
- B(d);::QAB(K)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);XP(J)::QAB(K)
- B(d);::QAB(K)
- Refutation
- K(c);S_FLIGHT
- Try
- B(A);
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- B(d);XP(J)::QAB(K)
- B(d);::QAB(K)
- Refutation
- K(c);S_FLIGHT
- Try
- B(A);
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);XP(J)::QAB(K)
- B(d);::QAB(K)
- Refutation
- K(c);S_FLIGHT
- Try
- R(F);XB(d)
- Threat
- QAB(K)
- Vars
- K(c);S_FLIGHT::QAB(K)
- Refutation
- P(e);XR(F)
- Try
- Q(K);
- Refutation
- K(c);P_SPINB(d),S_FLIGHT,XP(G)
- Try
- Q(K);
- Threat
- QAR1(K)
- Vars
- K(c);S_FLIGHT::QAB(K)
- Refutation
- K(c);P_SPINB(d),S_FLIGHT,XP(G)
- Try
- P(J);
- Threat
- QAB(K)
- Vars
- K(c);S_FLIGHT::QAB(K)
- Refutation
- B(d);
- Try
- P(J);
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);::QAB(K)
- Refutation
- B(d);
- Try
- P(J);
- Vars
- K(c);P_SPINB(d),S_FLIGHT,XP(G)::B(A)
- K(c);S_FLIGHT::QAB(K)
- B(d);::QAB(K)
- Refutation
- B(d);
- Try
- P(J);
- Threat
- QAB(K)
- Vars
- K(c);S_FLIGHT::QAB(K)
- Refutation
- B(d);
- Try
- Actual
- Q(K);P_PINP(b)
- Vars
- K(c);N_SPINP(b),P_SPINB(d),S_FLIGHT,XP(G)::QAB1(K),XP(b)
- K(c);N_SPINP(b),S_FLIGHT::QAB(K)
- B(d);XP(J)::QAB(K)
- B(d);::QAB(K)
Developed and maintained by Brian Stephenson.
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