MESON Chess Problem Database
Problem Display
PID: 73369 (B7/n6R/Kn1kP3/pr1p1P2/8/6p1/2R5/Q5B1 w - - 0 1)
von Alvensleben, Wichard Udo Reinhard
Die Welt, 1993
#2
8 + 7
| 6113 | Problemschach-Jahrbuch (1993) | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Bc5#
- 1...Rb3
- 2.Bc5#
- 1...Rb4
- 2.Bc5#
- 1...Rc5
- 2.Bxc5#
- 1...Sa4
- 2.Rd7#
- 1...Sc4
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 1...Sxa8
- 2.Rd7#
- 1...Sbc8
- 2.Rd7#
- 1...Sc6
- 2.Rxc6#
- 1...Sac8
- 2.Rc6#
- 1...g2
- 2.Bh2#
- 1...Rb1
- Tries
- 1.Be3?
- threat
- 2.Bf4#
- 1...Rb4
- 2.Bc5#
- 1...Sc4
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 1...Sc6
- 2.Rxc6#
- 1...d4!
- threat
- 1.Bd4?
- threat
- 2.Be5#
- 1...Sc4
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 1...Sc6
- 2.Rxc6#
- 1...Rb2!
- threat
- 1.Bxb6?
- threat
- 2.Bc7#
- 2.Rd7#
- 1...Rb2
- 2.Bc7#
- 1...d4
- 2.Bc7#
- 1...Rc5
- 2.Bxc5#
- 2.Rd7#
- 1...Rxb6+!
- threat
- 1.Qc3?
- threat
- 2.Qxg3#
- 2.Qc7#
- 1...Sxa8
- 2.Rd7#
- 2.Qxg3#
- 1...d4
- 2.Qc7#
- 1...Rb3
- 2.Bc5#
- 2.Qc7#
- 1...Rb4
- 2.Bc5#
- 2.Qc7#
- 1...Rc5
- 2.Bxc5#
- 2.Qxg3#
- 1...Sc4
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 2.Qc7#
- 1...g2
- 2.Bh2#
- 2.Qg3#
- 2.Qc7#
- 1...Sc6!
- threat
- 1.Qd4?
- threat
- 2.Qf4#
- 1...Sc4
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 1...Sc6
- 2.Rxc6#
- 1...Rb4!
- threat
- 1.Qg7?
- threat
- 2.Qxg3#
- 2.Qc7#
- 1...Sxa8
- 2.Qxg3#
- 1...Rb3
- 2.Bc5#
- 2.Qc7#
- 1...Rb4
- 2.Bc5#
- 2.Qc7#
- 1...Rc5
- 2.Bxc5#
- 2.Qxg3#
- 1...Sc4
- 2.Qc7#
- 1...Sc6
- 2.Rxc6#
- 2.Qc7#
- 1...g2
- 2.Bh2#
- 2.Qg3#
- 2.Qc7#
- 1...d4
- 2.Qc7#
- 1...Sd7!
- threat
- 1.Qe1?
- threat
- 2.Qxg3#
- 1...Rb4
- 2.Bc5#
- 1...Rb3
- 2.Bc5#
- 1...Sc4
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 1...Sc6
- 2.Rxc6#
- 1...g2
- 2.Bh2#
- 2.Qg3#
- 1...d4!
- threat
- 1.Be3?
- Keys
- 1.Qh8!
- threat
- 2.Qb8#
- 1...Sxa8
- 2.Rd7#
- 1...Rc5
- 2.Bxc5#
- 1...Sa4
- 2.Rd7#
- 1...Sc4
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 1...Sbc8
- 2.Rd7#
- 1...Sc6
- 2.Rxc6#
- 1...Sac8
- 2.Rc6#
- threat
- 1.Qh8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- R(c);N_GUARD::B(B)
- R(c);N_GUARD::B(B),XR(c)
- S(e);N_GUARD::R1(G)
- S(e);N_GUARD::R1(G),XS(e)
- S(e);N_GUARD,XB(H)::R1(G)
- S(g);N_GUARD::R1(C),XS(g)
- S(g);N_GUARD::R1(C)
- P(a);OGATEB::B(B)
- Tries
- Try
- B(B);
- Threat
- B(B)
- Vars
- R(c);N_GUARD::B(B)
- S(e);N_GUARD::R1(G)
- S(e);N_GUARD::R1(G),XS(e)
- S(g);N_GUARD::R1(C),XS(g)
- Refutation
- P(d);
- Try
- B(B);
- Threat
- B(B)
- Vars
- S(e);N_GUARD::R1(G)
- S(e);N_GUARD::R1(G),XS(e)
- S(g);N_GUARD::R1(C),XS(g)
- Refutation
- R(c);
- Try
- B(B);XS(e)
- Threat
- DUALS(2)
- Vars
- R(c);::B(B)
- P(d);::B(B)
- Refutation
- R(c);CHECK,XB(B)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(d);::QAB1(A)
- S(e);N_GUARD::R1(G)
- Refutation
- S(g);
- Try
- Q(A);P_PINP(d)
- Threat
- QAB(A)
- Vars
- S(e);N_GUARD::R1(G)
- S(e);N_GUARD::R1(G),XS(e)
- S(g);N_GUARD::R1(C),XS(g)
- Refutation
- R(c);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- S(e);XB(H)::QAB(A),XP(a)
- S(e);::QAB1(A)
- P(d);::QAB1(A)
- Refutation
- S(e);
- Try
- Q(A);
- Threat
- QAB(A),XP(a)
- Vars
- R(c);N_GUARD::B(B)
- S(e);N_GUARD::R1(G)
- S(e);N_GUARD::R1(G),XS(e)
- S(g);N_GUARD::R1(C),XS(g)
- Refutation
- P(d);
- Try
- Actual
- Q(A);
- Threat
- QAB(A)
- Vars
- S(e);N_GUARD,XB(H)::R1(G)
- R(c);N_GUARD::B(B),XR(c)
- S(e);N_GUARD::R1(G)
- S(e);N_GUARD::R1(G),XS(e)
- S(g);N_GUARD::R1(C),XS(g)
- S(g);N_GUARD::R1(C)
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