MESON Chess Problem Database
Problem Display
PID: 92124 (5B2/2N3b1/r2n2Pq/4k1pN/5RB1/1br1PP2/pQ6/Kn6 w - - 0 1)
Wielgos, Oskar
Deutsche Schachzeitung, 1982
#2
10 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qxh5
- 2.Bxg7#
- 1...Sd2
- 2.Qxc3#
- 1...Sa3
- 2.Qxc3#
- 1...Sc4
- 2.Re4#
- 2.Rf5#
- 1...Se4
- 2.Rxe4#
- 2.Rf5#
- 1...Sb5
- 2.Re4#
- 2.Rf5#
- 1...Sf5
- 2.Re4#
- 2.Rxf5#
- 1...Sb7
- 2.Re4#
- 2.Rf5#
- 1...Sf7
- 2.Re4#
- 2.Rf5#
- 1...Sc8
- 2.Re4#
- 2.Rf5#
- 1...Se8
- 2.Re4#
- 2.Rf5#
- 1...Qxh5
- Tries
- 1.Bxd6+?
- 1...Rxd6
- 2.Re4#
- 2.Rf5#
- 1...Kxd6!
- 1...Rxd6
- 1.Rb4?
- threat
- 2.Qh2#
- 1...Qxh5
- 2.Bxg7#
- 1...Sd2
- 2.Qxc3#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Bc2!
- threat
- 1.Rd4?
- threat
- 2.Qh2#
- 1...Qxh5
- 2.Bxg7#
- 1...Rxe3
- 2.Re4#
- 2.Rd5#
- 1...Bc2
- 2.Rd5#
- 1...Rc2
- 2.Re4#
- 2.Rd5#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sd2!
- threat
- 1.Rf6?
- threat
- 2.Qh2#
- 1...Bc2
- 2.Re6#
- 1...Ra4
- 2.Bxd6#
- 1...Sd2
- 2.Qxc3#
- 1...Se4
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Qxh5!
- threat
- 1.Rf7?
- threat
- 2.Qh2#
- 1...Qxh5
- 2.Bxg7#
- 1...Bc2
- 2.Re7#
- 1...Sd2
- 2.Qxc3#
- 1...Se4
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Ra4!
- threat
- 1.Qh2?
- threat
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 2.Rf6#
- 2.Rf7#
- 1...Qxh5
- 2.Bxg7#
- 2.Rf5#
- 1...Rxe3
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Re4#
- 1...Rxc7
- 2.Rd4#
- 1...Rc2
- 2.Re4#
- 2.Rf5#
- 1...Rc4
- 2.Rxc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 1...Ra4
- 2.Rxa4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 1...Ba4
- 2.Rxa4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 2.Rf6#
- 2.Rf7#
- 1...Bc4
- 2.Rxc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 2.Rf6#
- 2.Rf7#
- 1...Bf7
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 2.Rf6#
- 2.Rxf7#
- 1...Bf6
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 2.Rxf6#
- 1...Sc4
- 2.Rxc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 2.Rf6#
- 2.Rf7#
- 1...Se4
- 2.Rxe4#
- 2.Rf5#
- 1...Sf5
- 2.Re4#
- 2.Rxf5#
- 1...Sf7
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Re4#
- 2.Rf5#
- 2.Rf6#
- 2.Rxf7#
- 1...gxf4!
- threat
- 1.Bxd6+?
- Keys
- 1.Rc4!
- threat
- 2.Qh2#
- 1...Qxh5
- 2.Bxg7#
- 1...Bc2
- 2.Rc5#
- 1...Sd2
- 2.Qxc3#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- threat
- 1.Rc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- Q(i);N_GUARD,XS(G)::B(J),XB(j)
- S(a);N_GUARD::QAB(B),XR(d)
- Tries
- Try
- B(J);CHECK,XS(h)
- Refutation
- K(e);N_SPINR(d),S_FLIGHT,XB(J)
- Try
- R(E);
- Threat
- QAB(B)
- Vars
- Q(i);N_GUARD,XS(G)::B(J),XB(j)
- S(a);N_GUARD::QAB(B),XR(d)
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- Refutation
- B(c);
- Try
- R(E);N_PINR(d)
- Threat
- QAB(B)
- Vars
- Q(i);N_GUARD,XS(G)::B(J),XB(j)
- B(c);N_GUARD::R1(E)
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- Refutation
- S(a);
- Try
- R(E);
- Threat
- QAB(B)
- Vars
- B(c);N_GUARD::R1(E)
- R(g);N_GUARD::B(J),XS(h)
- S(a);N_GUARD::QAB(B),XR(d)
- S(h);N_GUARD::R1(E)
- S(h);N_GUARD::R1(E),XS(h)
- Refutation
- Q(i);XS(G)
- Try
- R(E);
- Threat
- QAB(B)
- Vars
- Q(i);N_GUARD,XS(G)::B(J),XB(j)
- B(c);N_GUARD::R(E)
- S(a);N_GUARD::QAB(B),XR(d)
- S(h);N_GUARD::R1(E)
- S(h);N_GUARD::R1(E),XS(h)
- Refutation
- R(g);
- Try
- Q(B);N_PINR(d)
- Threat
- DUALS(8)
- Vars
- R(d);XS(I)::QAB(B)+R(E)
- Refutation
- P(f);P_SPINP(f),XR(E)
- Try
- Actual
- R(E);
- Threat
- QAB(B)
- Vars
- Q(i);N_GUARD,XS(G)::B(J),XB(j)
- B(c);N_GUARD::R(E)
- S(a);N_GUARD::QAB(B),XR(d)
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
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