MESON Chess Problem Database
Problem Display
PID: 15701 (5B2/1K4p1/Qb2p3/p1pkN3/3pR2R/qp5b/2r5/1B6 w - - 0 1)
Muller, Dieter
2nd Prize, East German Championship, 1987-1988
#2
7 + 11
| 3297 | FIDE Album (1986-1988) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Qc4#
- 1...Rb2
- 2.Qc4#
- 1...Rd2
- 2.Qc4#
- 1...Re2
- 2.Qc4#
- 1...Rf2
- 2.Qc4#
- 1...Rg2
- 2.Qc4#
- 1...Rh2
- 2.Qc4#
- 1...Rc4
- 2.Qxc4#
- 1...Ba7
- 2.Qc6#
- 2.Qd6#
- 1...Bc7
- 2.Qc6#
- 1...Bd8
- 2.Qc6#
- 2.Qd6#
- 1...d3
- 2.Qxd3#
- 1...Ra2
- Tries
- 1.Kc8?
- threat
- 2.Qb7#
- 2.Qa8#
- 1...Ba7
- 2.Qb7#
- 2.Qc6#
- 2.Qd6#
- 1...Qa4!
- threat
- 1.Sd3?
- threat
- 2.Re5#
- 1...e5
- 2.Rxe5#
- 1...Re2
- 2.Sf4#
- 1...Bc7!
- threat
- 1.Sc6?
- threat
- 2.Re5#
- 1...e5
- 2.Rxe5#
- 1...Bc7
- 2.Se7#
- 1...Re2!
- threat
- 1.Sd7?
- threat
- 2.Sxb6#
- 2.Re5#
- 1...Bg4
- 2.Re5#
- 1...e5
- 2.Rxe5#
- 1...Qb4
- 2.Re5#
- 1...Re2
- 2.Sxb6#
- 1...Ba7
- 2.Re5#
- 1...Bd8
- 2.Re5#
- 1...Bc7!
- threat
- 1.Qb5?
- threat
- 2.Qc6#
- 2.Qd7#
- 1...Bg4
- 2.Qc6#
- 1...Bc7
- 2.Qc6#
- 1...Qa4!
- threat
- 1.Qxb6?
- threat
- 2.Qd8#
- 2.Qc6#
- 2.Qd6#
- 1...Bg4
- 2.Qc6#
- 1...Qa4
- 2.Qd6#
- 1...c4
- 2.Qxd4#
- 2.Qc6#
- 1...Qb4!
- threat
- 1.Qa8?
- threat
- 2.Ka6#
- 2.Kxb6#
- 2.Kb8#
- 2.Kc8#
- 1...Qb4
- 2.Ka6#
- 2.Kb8#
- 2.Kc8#
- 1...Bf1
- 2.Kxb6#
- 2.Kb8#
- 2.Kc8#
- 1...Ba7
- 2.Ka6#
- 2.Kxa7#
- 2.Kc7#
- 2.Kc8#
- 2.Qd8#
- 1...Bc7
- 2.Ka6#
- 2.Ka7#
- 2.Kxc7#
- 2.Kc8#
- 1...Bd8
- 2.Ka6#
- 2.Ka7#
- 2.Kb8#
- 2.Kc8#
- 2.Qxd8#
- 1...Qa4!
- threat
- 1.Kc8?
- Keys
- 1.Sg6!
- threat
- 2.Re5#
- 1...e5
- 2.Rxe5#
- 1...Re2
- 2.Sf4#
- 1...Bc7
- 2.Se7#
- threat
- 1.Sg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- R(a);N_GUARD::QAB1(E)
- R(a);N_GUARD::QAB1(E),XR(a)
- B(i);OGATE::QAB1(E)
- P(e);OGATEB::QAR2(E),XP(e)
- Tries
- Try
- K(F);S_FLIGHT
- Threat
- DUALS(2)
- Refutation
- Q(b);
- Try
- S(D);
- Threat
- R1(B)
- Vars
- P(j);::R1(B),XP(j)
- R(a);::S(D)
- Refutation
- B(i);
- Try
- S(D);
- Threat
- R1(B)
- Vars
- P(j);::R1(B),XP(j)
- B(i);::S(D)
- Refutation
- R(a);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(d);::R1(B)
- P(j);::R1(B),XP(j)
- Q(b);::R1(B)
- R(a);::S(D),XB(i)
- B(i);::R1(B)
- Refutation
- B(i);
- Try
- Q(E);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- B(d);::QAB1(E)
- B(i);::QAB1(E)
- Refutation
- Q(b);
- Try
- Q(E);XB(i)
- Threat
- DUALS(3)
- Vars
- B(d);::QAB1(E)
- Q(b);::QAR1(E)
- Refutation
- Q(b);P_PINQ(E)
- Try
- Q(E);
- Threat
- DUALS(4)
- Refutation
- Q(b);
- Try
- Actual
- S(D);
- Threat
- R1(B)
- Vars
- P(j);::R1(B),XP(j)
- R(a);::S(D)
- B(i);::S(D)
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