MESON Chess Problem Database
Problem Display
PID: 160840 (1bN5/n2r1n2/KQ1r4/B7/2k3B1/1N2R2R/4P3/8 w - - 0 1)
Albrecht, Hermann
British Chess Magazine, 1948
#2
9 + 6
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Qc5#
- 1...Rd2
- 2.Qc5#
- 1...Rd4
- 2.Qc5#
- 1...Rd5
- 2.Rc3#
- 2.Qb4#
- 1...Rxb6+
- 2.Sxb6#
- 1...Sc6
- 2.Qc5#
- 2.Qb5#
- 1...Rd1
- Tries
- 1.Sd2+?
- 1...Kd5
- 2.Bf3#
- 1...Rxd2!
- 1...Kd5
- 1.Sxd6+?
- 1...Kd5
- 2.Bf3#
- 2.Be6#
- 2.Qc5#
- 1...Bxd6
- 2.Be6#
- 2.Qd4#
- 1...Sxd6
- 2.Be6#
- 2.Qd4#
- 2.Qc5#
- 1...Rxd6!
- 1...Kd5
- 1.Bf3?
- threat
- 2.Rc3#
- 1...Rxb6+
- 2.Sxb6#
- 1...Rd3
- 2.Qb4#
- 1...Sb5!
- threat
- 1.Be6+?
- 1...Rd5
- 2.Sd2#
- 2.Rc3#
- 2.Re4#
- 2.Qd4#
- 2.Qc5#
- 2.Qb4#
- 1...Rxe6!
- 1...Rd5
- 1.Rd3?
- threat
- 2.Sd2#
- 1...Rxb6+
- 2.Sxb6#
- 1...Rd4
- 2.Qc5#
- 1...Rxd3!
- threat
- 1.Re4+?
- 1...Rd4
- 2.Qc5#
- 1...Kd5!
- 1...Rd4
- 1.Re5?
- threat
- 2.Rc3#
- 2.Rc5#
- 1...Rxb6+
- 2.Sxb6#
- 1...Rd3
- 2.Rc5#
- 2.Qb4#
- 1...Rd5
- 2.Rc3#
- 2.Qb4#
- 1...Rc6
- 2.Rc3#
- 1...Rc7
- 2.Rc3#
- 1...Sb5
- 2.Rc5#
- 1...Sxe5!
- threat
- 1.Qc6+?
- 1...Sxc6
- 2.Sb6#
- 1...Rxc6+!
- 1...Sxc6
- 1.Qxd6?
- threat
- 2.Sd2#
- 2.Sb6#
- 2.Be6#
- 2.Rc3#
- 2.Re4#
- 2.Qc5#
- 1...Bxd6
- 2.Sb6#
- 2.Be6#
- 1...Sxc8
- 2.Sd2#
- 2.Be6#
- 2.Rc3#
- 2.Re4#
- 2.Qc5#
- 2.Qc6#
- 1...Sxd6
- 2.Sb6#
- 2.Be6#
- 1...Rb7
- 2.Sd2#
- 2.Be6#
- 2.Rc3#
- 2.Re4#
- 2.Qc5#
- 2.Qd3#
- 2.Qd4#
- 2.Qe6#
- 1...Rc7
- 2.Sd2#
- 2.Sb6#
- 2.Be6#
- 2.Rc3#
- 2.Re4#
- 2.Qd3#
- 2.Qd4#
- 2.Qe6#
- 1...Re7
- 2.Sd2#
- 2.Sb6#
- 2.Rc3#
- 2.Qc5#
- 2.Qd3#
- 2.Qd4#
- 1...Bc7
- 2.Sd2#
- 2.Be6#
- 2.Rc3#
- 2.Re4#
- 2.Qc5#
- 1...Sb5
- 2.Sd2#
- 2.Sb6#
- 2.Be6#
- 2.Qc5#
- 2.Qc6#
- 1...Sc6
- 2.Sd2#
- 2.Sb6#
- 2.Be6#
- 2.Rc3#
- 2.Qc5#
- 2.Qxc6#
- 1...Sg5
- 2.Sd2#
- 2.Sb6#
- 2.Rc3#
- 2.Qc5#
- 1...Sd8
- 2.Sd2#
- 2.Sb6#
- 2.Rc3#
- 2.Re4#
- 2.Qc5#
- 1...Rxd6+!
- threat
- 1.Sd2+?
- Keys
- 1.Rh4!
- threat
- 2.Be6#
- 1...Rxb6+
- 2.Sxb6#
- 1...Kd5
- 2.Bf3#
- 1...Rd4
- 2.Qc5#
- 1...Rd5
- 2.Rc3#
- 2.Qb4#
- 1...Re6
- 2.Bxe6#
- threat
- 1.Rh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- R(b);N_PINQ(H)::QAR1(H)
- R(b);CHECK,XQ(H)::S(I),XR(b)
- Tries
- Try
- S(B);CHECK
- Vars
- K(a);S_FLIGHT::B(E)
- Refutation
- R(b);N_PINQ(H),XS(B)
- Try
- S(I);CHECK,N_SPINQ(H),XR(b)
- Refutation
- R(d);P_PINQ(H),XS(I)
- Try
- B(E);
- Threat
- R1(C)
- Vars
- R(b);CHECK,XQ(H)::S(I),XR(b)
- R(b);N_PINQ(H)::QAR1(H)
- Refutation
- S(c);
- Try
- B(E);CHECK
- Refutation
- R(b);XB(E)
- Try
- R(C);
- Threat
- S(B)
- Vars
- R(b);CHECK,XQ(H)::S(I),XR(b)
- R(b);N_PINQ(H)::QAR1(H)
- Refutation
- R(b);N_PINQ(H),XR(C)
- Try
- R(C);CHECK
- Vars
- R(b);N_PINQ(H),P_SPINR(b)::QAR1(H)
- Refutation
- K(a);S_FLIGHT
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- R(b);CHECK,XQ(H)::S(I),XR(b)
- R(b);::R1(D)
- R(d);::R1(D)
- S(c);::R1(C)
- Refutation
- S(e);XR(C)
- Try
- Q(H);CHECK
- Vars
- S(c);XQ(H)::S(I)
- Refutation
- R(b);CHECK,XQ(H)
- Try
- Q(H);N_SPINQ(H),XR(b)
- Threat
- DUALS(6)
- Refutation
- R(d);CHECK,XQ(H)
- Try
- Actual
- R(D);
- Threat
- R(D)+B(E),DCHECK
- Vars
- R(b);CHECK,XQ(H)::S(I),XR(b)
- K(a);S_FLIGHT::B(E)
- R(b);N_PINQ(H)::QAR1(H)
- R(b);::R(D)+B(E),DCHECK,XR(b)
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