MESON Chess Problem Database
Problem Display
PID: 232460 (1K5B/5nRB/b7/1P1NR1pr/2pk4/1P1NpP2/1Pr5/Q7 w - - 0 1)
Dietrich, Albert
Freie Presse, 1989
#2
12 + 8
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.bxc3#
- 1...Bxb5
- 2.Qa7#
- 1...Bb7
- 2.Qa7#
- 1...Bc8
- 2.Qa7#
- 1...e2
- 2.Qg1#
- 1...c3
- 2.Qa4#
- 1...g4
- 2.Rxg4#
- 1...Rc3
- Tries
- 1.S5b4?
- threat
- 2.Sxc2#
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Rxh7
- 2.Re4#
- 2.Rd5#
- 1...Bxb5
- 2.Sxc2#
- 2.Re4#
- 2.Rd5#
- 2.Qa7#
- 1...Sxe5
- 2.Rd7#
- 1...cxb3
- 2.Re4#
- 1...cxd3
- 2.Rd5#
- 1...Rc1
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Rd2
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Re2
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Rf2
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Rg2
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Rch2
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Rc3
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 2.bxc3#
- 1...Rhh2
- 2.Sc6#
- 2.Re4#
- 2.Rd5#
- 1...Rh4
- 2.Sxc2#
- 2.Sc6#
- 2.Rd5#
- 1...Rh6
- 2.Sxc2#
- 2.Re4#
- 2.Rd5#
- 1...Bb7
- 2.Sxc2#
- 2.Qa7#
- 1...Sd6
- 2.Sxc2#
- 2.Sc6#
- 2.Rd5#
- 1...Sd8
- 2.Sxc2#
- 2.Re4#
- 2.Rd5#
- 2.Rd7#
- 1...e2
- 2.Sxc2#
- 2.Sc6#
- 2.Re4#
- 2.Qg1#
- 1...g4
- 2.Sxc2#
- 2.Sc6#
- 2.Re4#
- 2.Rxg4#
- 1...Rxb2!
- threat
- 1.S5f4?
- threat
- 2.Se6#
- 2.Re4#
- 2.Rd5#
- 1...Rxb2
- 2.Se2#
- 1...Rxh7
- 2.Re4#
- 2.Rd5#
- 1...Sxe5
- 2.Rd7#
- 1...cxb3
- 2.Re4#
- 1...cxd3
- 2.Rd5#
- 1...Rh6
- 2.Re4#
- 2.Rd5#
- 1...Bb7
- 2.Se6#
- 2.Qa7#
- 1...Bc8
- 2.Re4#
- 2.Rd5#
- 2.Qa7#
- 1...Sd6
- 2.Se6#
- 2.Rd5#
- 1...Sd8
- 2.Re4#
- 2.Rd5#
- 2.Rd7#
- 1...e2
- 2.Se6#
- 2.Re4#
- 2.Qg1#
- 1...g4
- 2.Se6#
- 2.Re4#
- 1...gxf4!
- threat
- 1.Qg1?
- threat
- 2.Qxe3#
- 2.Qg4#
- 1...Rxh7
- 2.Qxe3#
- 1...cxb3
- 2.Qg4#
- 1...cxd3
- 2.Qxe3#
- 1...Re2
- 2.Qg4#
- 1...Rf2
- 2.Qg4#
- 1...Rg2
- 2.Qxe3#
- 1...Rh4
- 2.Qxe3#
- 1...Bc8
- 2.Qxe3#
- 1...Sd6
- 2.Qxe3#
- 1...Sh6
- 2.Qxe3#
- 1...g4
- 2.Rxg4#
- 2.Qxe3#
- 2.Qxg4#
- 1...Sxe5!
- threat
- 1.S5b4?
- Keys
- 1.Sc3!
- threat
- 2.Rd5#
- 1...Rxb2
- 2.Se2#
- 1...Rxc3
- 2.bxc3#
- 1...Sxe5
- 2.Rd7#
- 1...cxb3
- 2.Qa4#
- 1...Bb7
- 2.Qa7#
- 1...e2
- 2.Qg1#
- 1...g4
- 2.Rxg4#
- threat
- 1.Sc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- R(a);OGATE::P(B),XR(a)
- B(g);OGATE,XP(F)::QAB(A)
- B(g);OGATE::QAB(A)
- P(b);OGATEB::QAB(A)
- P(c);OGATEB::QAR(A)
- P(e);OGATE::R(I),XP(e)
- Tries
- Try
- S(G);
- Threat
- DUALS(4)
- Vars
- S(h);OGATE,XR(H)::R(I)
- P(c);XP(C)::R1(H)
- P(c);XS(D)::R1(H)
- Refutation
- R(a);P_SPINR(a),XP(B)
- Try
- S(G);
- Threat
- DUALS(3)
- Vars
- R(a);N_GUARD,P_SPINR(a),XP(B)::S(G)
- S(h);OGATE,XR(H)::R(I)
- P(c);XP(C)::R1(H)
- P(c);XS(D)::R1(H)
- Refutation
- P(e);XS(G)
- Try
- Q(A);P_PINP(b)
- Threat
- DUALS(2)
- Vars
- R(f);XB(J)::QAB1(A),XP(b)
- P(c);XP(C)::QAR(A)
- P(c);XS(D)::QAB1(A),XP(b)
- R(a);::QAR(A)
- R(a);N_SPINP(b)::QAR(A)
- R(a);::QAB1(A),XP(b)
- R(f);::QAB1(A),XP(b)
- B(g);::QAB1(A),XP(b)
- S(h);::QAB1(A),XP(b)
- Refutation
- S(h);XR(H)
- Try
- Actual
- S(G);
- Threat
- R1(H)
- Vars
- R(a);N_GUARD,XP(B)::S(G)
- R(a);OGATE,XS(G)::P(B),XR(a)
- S(h);OGATE,XR(H)::R(I)
- P(c);OGATEB,XP(C)::QAR(A)
- B(g);OGATE::QAB(A)
- P(b);OGATEB::QAB(A)
- P(e);OGATE::R(I),XP(e)
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