MESON Chess Problem Database
Problem Display
PID: 161483 (3N2Bb/RK1pPq1r/1pP4n/3k2p1/1Pp1R3/5Q2/4N3/4r3 w - - 0 1)
Albrecht, Hermann
Schlesische Tagezeitung, 1935
(First published on Sun Apr 7 1935)
#2
10 + 10
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Qe6
- 2.Rxe6#
- 1...Qxg8
- 2.Re6#
- 1...Be5
- 2.Rd4#
- 1...Bf6
- 2.Re6#
- 1...Sf5
- 2.Re6#
- 1...d6
- 2.Re3#
- 1...Qe6
- Tries
- 1.Ka6?
- threat
- 2.Rxd7#
- 1...Kd6
- 2.Rxd7#
- 1...dxc6
- 2.Rd7#
- 1...Be5
- 2.Rd4#
- 1...Sf5
- 2.Re6#
- 1...d6
- 2.Re3#
- 1...Ra1+!
- threat
- 1.Kxb6?
- threat
- 2.Rxd7#
- 1...Kd6
- 2.Rxd7#
- 1...dxc6
- 2.Rd7#
- 1...Be5
- 2.Rd4#
- 1...Sf5
- 2.Re6#
- 1...d6
- 2.Re3#
- 2.Ra5#
- 1...Bd4+!
- threat
- 1.Ka8?
- threat
- 2.Rxd7#
- 1...Kd6
- 2.Rxd7#
- 1...dxc6
- 2.Rd7#
- 1...Be5
- 2.Rd4#
- 1...Sf5
- 2.Re6#
- 1...d6
- 2.Re3#
- 1...Ra1!
- threat
- 1.Kb8?
- threat
- 2.Rxd7#
- 1...Kd6
- 2.Rxd7#
- 1...dxc6
- 2.Rd7#
- 1...Sf5
- 2.Re6#
- 1...d6
- 2.Re3#
- 1...Be5+!
- threat
- 1.Bxf7+?
- 1...Kd6
- 2.e8S#
- 1...Sxf7
- 2.Re6#
- 1...Rxf7!
- 1...Kd6
- 1.Qd3+?
- 1...Bd4
- 2.Qxd4#
- 1...cxd3!
- 1...Bd4
- 1.Qf5+?
- 1...Kd6
- 2.Qxd7#
- 1...Be5
- 2.Rd4#
- 2.Qxe5#
- 1...Sxf5!
- 1...Kd6
- 1.e8Q?
- threat
- 2.Rd4#
- 2.Qxd7#
- 1...dxc6+
- 2.Qd7#
- 1...d6+
- 2.Re7#
- 1...Qxg8
- 2.Rd4#
- 2.Re6#
- 1...Rxe2
- 2.Qxd7#
- 1...Sxg8
- 2.Rd4#
- 1...Qe6
- 2.Rxe6#
- 1...Bd4
- 2.Rxd4#
- 2.Qxd7#
- 1...Be5
- 2.Rd4#
- 2.Qxe5#
- 1...Sf5
- 2.Rd4#
- 2.Re6#
- 1...Kd6!
- threat
- 1.Ka6?
- Keys
- 1.Kc8!
- threat
- 2.Rxd7#
- 1...Kd6
- 2.Rxd7#
- 1...dxc6
- 2.Rd7#
- 1...Be5
- 2.Rd4#
- 1...Sf5
- 2.Re6#
- 1...d6
- 2.Re3#
- threat
- 1.Kc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- Q(h);N_GUARD::QAB(B)+R(D),XQ(h)
- Q(h);N_GUARD,N_SPINQ(h),XB(J)::QAB(B)+R(D)
- B(j);SBLOCK::QAB(B)+R(D),DCHECK
- B(j);::QAB(B)+R(D)
- S(f);::QAB(B)+R(D)
- P(g);P_PINP(H),SBLOCK::QAB(B)+R(D)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- R(F),XP(g)
- Vars
- K(c);N_SPINQ(h),P-FLIGHT::R1(F),XP(g)
- P(g);XP(E)::R(F)
- B(j);SBLOCK::QAB(B)+R(D),DCHECK
- S(f);::QAB(B)+R(D)
- P(g);SBLOCK::QAB(B)+R(D)
- Refutation
- R(a);CHECK
- Try
- K(G);P-FLIGHT,XP(e)
- Threat
- R(F),XP(g)
- Vars
- K(c);N_SPINQ(h),P-FLIGHT::R1(F),XP(g)
- P(g);XP(E)::R(F)
- B(j);SBLOCK::QAB(B)+R(D),DCHECK
- S(f);::QAB(B)+R(D)
- Refutation
- B(j);CHECK
- Try
- K(G);S_FLIGHT
- Threat
- R(F),XP(g)
- Vars
- K(c);N_SPINQ(h),P-FLIGHT::R1(F),XP(g)
- P(g);XP(E)::R(F)
- B(j);SBLOCK::QAB(B)+R(D),DCHECK
- S(f);::QAB(B)+R(D)
- P(g);SBLOCK::QAB(B)+R(D)
- Refutation
- R(a);P_PINR(F)
- Try
- K(G);P-FLIGHT
- Threat
- R(F),XP(g)
- Vars
- K(c);N_SPINQ(h),P-FLIGHT::R1(F),XP(g)
- P(g);XP(E)::R(F)
- S(f);::QAB(B)+R(D)
- P(g);SBLOCK::QAB(B)+R(D)
- Refutation
- B(j);CHECK
- Try
- B(J);CHECK,XQ(h)
- Vars
- K(c);P-FLIGHT::P=S
- S(f);XB(J)::QAB(B)+R(D)
- Refutation
- R(i);XB(J)
- Try
- Q(B);CHECK
- Vars
- B(j);N_GUARD,P_SPINB(j)::QAR1(B),XB(j)
- Refutation
- P(b);XQ(B)
- Try
- Q(B);CHECK
- Vars
- K(c);N_SPINQ(h),P-FLIGHT::QAR1(B),XP(g)
- Refutation
- S(f);XQ(B)
- Try
- P(H);
- Threat
- DUALS(2)
- Vars
- P(g);CHECK,XP(E)::QAR2(H)
- P(g);CHECK,SBLOCK::QAB(B)+R(D)
- R(a);XS(A)::QAR2(H),XP(g)
- S(f);N_SPINQ(h),XB(J)::QAB(B)+R(D),DCHECK
- Q(h);N_GUARD::QAB(B)+R(D),XQ(h)
- Refutation
- K(c);N_SPINQ(h),P-FLIGHT
- Try
- Actual
- K(G);S_FLIGHT
- Threat
- R(F),XP(g)
- Vars
- K(c);N_SPINQ(h),P-FLIGHT::R1(F),XP(g)
- P(g);XP(E)::R(F)
- B(j);SBLOCK::QAB(B)+R(D),DCHECK
- S(f);::QAB(B)+R(D)
- P(g);SBLOCK::QAB(B)+R(D)
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