MESON Chess Problem Database
Problem Display
PID: 101799 (1R5B/K1p1N3/p1N4R/2kp4/1p6/8/B3r3/3r1Q2 w - - 0 1)
Dittrich, Stefan
diagrammes, 1990
#2
8 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Bd4#
- 1...Rb1
- 2.Bd4#
- 1...Rc1
- 2.Bd4#
- 1...Rde1
- 2.Bd4#
- 1...Rxf1
- 2.Bd4#
- 1...Rd4
- 2.Bxd4#
- 1...Ra1
- Tries
- 1.Sd4?
- threat
- 2.Rc6#
- 1...Re5
- 2.Sb3#
- 1...c6
- 2.Rxc6#
- 1...Re6!
- threat
- 1.Sd8?
- threat
- 2.Rc6#
- 1...Re6
- 2.Sb7#
- 1...c6
- 2.Rxc6#
- 1...Re5!
- threat
- 1.Qxd1?
- threat
- 2.Bd4#
- 2.Qd4#
- 2.Qxd5#
- 1...Rxa2
- 2.Qd4#
- 2.Qxd5#
- 1...Re6
- 2.Qxd5#
- 1...b3
- 2.Qd4#
- 2.Qxd5#
- 1...Re4
- 2.Qxd5#
- 1...Re5
- 2.Qc2#
- 2.Qc1#
- 2.Qd4#
- 1...d4
- 2.Bxd4#
- 2.Qxd4#
- 1...Rd2!
- threat
- 1.Sd4?
- Keys
- 1.Sa5!
- threat
- 2.Rc6#
- 1...Re5
- 2.Sb3#
- 1...Re6
- 2.Sb7#
- 1...c6
- 2.Rxc6#
- threat
- 1.Sa5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- R(a);N_GUARD::B(H)
- R(a);N_GUARD,XQ(A)::B(H)
- R(a);N_GUARD::B(H),XR(a)
- Tries
- Try
- S(C);
- Threat
- R1(D)
- Vars
- R(b);::S(C)
- P(g);::R1(D),XP(g)
- Refutation
- R(b);
- Try
- S(C);
- Threat
- R1(D)
- Vars
- R(b);::S(C)
- P(g);::R1(D),XP(g)
- Refutation
- R(b);
- Try
- Q(A);XR(a)
- Threat
- DUALS(3)
- Vars
- R(b);::QAR1(A),XP(e)
- Refutation
- R(b);
- Try
- Actual
- S(C);
- Threat
- R1(D)
- Vars
- R(b);::S(C)
- P(g);::R1(D),XP(g)
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