MESON Chess Problem Database
Problem Display
PID: 2946 (8/2p5/2B4p/2P4P/3B1p2/1p3Pk1/1Q6/1K4bR w - - 0 1)
Breyer, Gyula
Source?, 1913
#2
8 + 6
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- Tries
- 1.Ka1?
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...Bxd4!
- 1...Bf2
- 1.Kc1?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3+!
- 1...Bxd4
- 1.Bf2+?
- 1...Bxf2
- 2.Qg7#
- 1...Kg2!
- 1...Bxf2
- 1.Bc3?
- 1...Bxc5
- 2.Qh2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...Bd4
- 2.Qh2#
- 1...Bf2!
- 1...Bxc5
- 1.Be3?
- threat
- 2.Qg7#
- 1...Bxe3
- 2.Qh2#
- 1...Bh2
- 2.Qxh2#
- 1...fxe3!
- threat
- 1.Be5?
- 1...Bxc5
- 2.Qh2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...Bd4
- 2.Qh2#
- 1...Bf2!
- 1...Bxc5
- 1.Bf6?
- threat
- 2.Bh4#
- 1...Bh2
- 2.Qxh2#
- 1...Bf2!
- threat
- 1.Bg7?
- 1...Bxc5
- 2.Qh2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...Bd4
- 2.Qh2#
- 1...Bf2!
- 1...Bxc5
- 1.Be4?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...c6!
- 1...Bxd4
- 1.Bd5?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...c6!
- 1...Bxd4
- 1.Bb7?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...c6!
- 1...Bxd4
- 1.Bd7?
- threat
- 2.Rh3#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qf2#
- 1...Kxf3!
- threat
- 1.Ba8?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...c6!
- 1...Bxd4
- 1.Rxg1+?
- 1...Kh4
- 2.Qh2#
- 1...Kh3!
- 1...Kh4
- 1.Rh2?
- threat
- 2.Qg2#
- 1...Bf2
- 2.Qxf2#
- 1...Bxh2!
- threat
- 1.Rh4?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qf2#
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...Kxh4!
- 1...Bxd4
- 1.Qa2?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...b2
- 2.Qg8#
- 1...Be3
- 2.Qh2#
- 1...bxa2+!
- 1...Bxd4
- 1.Qc2?
- threat
- 2.Qg6#
- 1...Bxd4
- 2.Qh2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...bxc2+!
- threat
- 1.Qd2?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...b2!
- 1...Bxd4
- 1.Qe2?
- 1...Bxd4
- 2.Qh2#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...b2!
- 1...Bxd4
- 1.Ka1?
- Keys
- 1.Bh8!
- 1...Bxc5
- 2.Qh2#
- 1...Bf2
- 2.Qg7#
- 1...Bh2
- 2.Qxh2#
- 1...Be3
- 2.Qh2#
- 1...Bd4
- 2.Qh2#
- 1...Bxc5
- 1.Bh8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- B(a);N_GUARD,XB(E)::QAB1(C)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- B(a);P_PINQ(C),XB(E)
- Try
- K(A);P-FLIGHT
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- Refutation
- B(a);CHECK
- Try
- B(E);CHECK
- Vars
- B(a);SBLOCK,XB(E)::QAR(C)
- Refutation
- K(c);P-FLIGHT
- Try
- B(E);
- Vars
- B(a);N_GUARD,XP(F)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- B(a);
- Try
- B(E);
- Threat
- QAR(C)
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- Refutation
- P(d);XB(E)
- Try
- B(E);P_PINP(d)
- Vars
- B(a);N_GUARD,XP(F)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- B(a);
- Try
- B(E);
- Threat
- B(E)
- Vars
- B(a);N_GUARD::QAB1(C),XB(a)
- Refutation
- B(a);
- Try
- B(E);
- Vars
- B(a);N_GUARD,XP(F)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- B(a);
- Try
- B(H);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(f);
- Try
- B(H);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(f);
- Try
- B(H);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(f);
- Try
- B(H);
- Threat
- R1(B)
- Vars
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- K(c);P-FLIGHT,XP(D)
- Try
- B(H);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(f);
- Try
- R(B);CHECK,XB(a)
- Vars
- K(c);S_FLIGHT::QAR2(C)
- Refutation
- K(c);P-FLIGHT
- Try
- R(B);
- Threat
- QAR1(C)
- Vars
- B(a);N_GUARD::QAB1(C),XB(a)
- Refutation
- B(a);XR(B)
- Try
- R(B);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- K(c);S_FLIGHT,XR(B)
- Try
- Q(C);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- P(b);OGATE::QAR(C)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(b);CHECK,XQ(C)
- Try
- Q(C);
- Threat
- QAR(C)
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(b);CHECK,XQ(C)
- Try
- Q(C);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(b);
- Try
- Q(C);
- Vars
- B(a);N_GUARD,XB(E)::QAB1(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
- Refutation
- P(b);
- Try
- Actual
- B(E);
- Vars
- B(a);N_GUARD,XP(F)::QAB1(C)
- B(a);SBLOCK::QAR(C)
- B(a);N_GUARD::QAB1(C),XB(a)
- B(a);N_GUARD::QAB1(C)
Developed and maintained by Brian Stephenson.
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