MESON Chess Problem Database
Problem Display
PID: 161708 (5n2/5P2/1rP3p1/1pR5/1QBN3k/1pR4P/1rP1p1p1/5bK1 w - - 0 1)
Packa, Ladislav
Pravda, 1990
#2
10 + 10
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Tries
- 1.Sxe2?
- threat
- 2.Bxb3#
- 2.Bxb5#
- 2.Be6#
- 1...Bxe2
- 2.Bxe2#
- 1...bxc2
- 2.Bb3#
- 1...bxc4
- 2.Qxc4#
- 1...Se6
- 2.Bxe6#
- 1...g5!
- threat
- 1.Sxb3?
- threat
- 2.Bxe2#
- 2.Bxb5#
- 2.Be6#
- 1...Rxb3
- 2.Bxb3#
- 1...bxc4
- 2.Qxc4#
- 1...e1Q
- 2.Be2#
- 1...e1S
- 2.Bxf1#
- 2.Be2#
- 1...e1B
- 2.Bxf1#
- 2.Be2#
- 1...e1R
- 2.Be2#
- 1...Se6
- 2.Bxe6#
- 1...g5!
- threat
- 1.Sxb5?
- threat
- 2.Bxe2#
- 2.Bxb3#
- 2.Be6#
- 1...Rxb5
- 2.Bxb5#
- 1...bxc2
- 2.Bb3#
- 1...e1Q
- 2.Be2#
- 1...e1S
- 2.Bxf1#
- 2.Be2#
- 1...e1B
- 2.Bxf1#
- 2.Be2#
- 1...e1R
- 2.Be2#
- 1...Se6
- 2.Bxe6#
- 1...g5!
- threat
- 1.Se6?
- threat
- 2.Bxe2#
- 2.Bxb3#
- 2.Bxb5#
- 1...Sxe6
- 2.Bxe6#
- 1...bxc2
- 2.Bb3#
- 1...bxc4
- 2.Qxc4#
- 1...e1Q
- 2.Be2#
- 1...e1S
- 2.Bxf1#
- 2.Be2#
- 1...e1B
- 2.Bxf1#
- 2.Be2#
- 1...e1R
- 2.Be2#
- 1...g5!
- threat
- 1.Bxb3?
- threat
- 2.Sxe2#
- 2.Sxb5#
- 2.Se6#
- 1...Rxb3
- 2.Sxb3#
- 1...e1Q
- 2.Se2#
- 1...e1S
- 2.Se2#
- 1...e1B
- 2.Se2#
- 1...e1R
- 2.Se2#
- 1...Se6
- 2.Sxe6#
- 1...g5!
- threat
- 1.Bxb5?
- threat
- 2.Sxe2#
- 2.Sxb3#
- 2.Se6#
- 1...Rxb5
- 2.Sxb5#
- 1...bxc2
- 2.Sb3#
- 1...e1Q
- 2.Se2#
- 1...e1S
- 2.Se2#
- 1...e1B
- 2.Se2#
- 1...e1R
- 2.Se2#
- 1...Se6
- 2.Sxe6#
- 1...g5!
- threat
- 1.Be6?
- threat
- 2.Sxe2#
- 2.Sxb3#
- 2.Sxb5#
- 1...Sxe6
- 2.Sxe6#
- 1...bxc2
- 2.Sb3#
- 1...e1Q
- 2.Se2#
- 1...e1S
- 2.Se2#
- 1...e1B
- 2.Se2#
- 1...e1R
- 2.Se2#
- 1...g5!
- threat
- 1.Rh5+?
- 1...gxh5
- 2.Qe7#
- 1...Kxh5!
- 1...gxh5
- 1.Sxe2?
- Keys
- 1.Bxe2!
- threat
- 2.Sxb3#
- 2.Sxb5#
- 2.Se6#
- 1...Bxe2
- 2.Sxe2#
- 1...bxc2
- 2.Sb3#
- 1...Se6
- 2.Sxe6#
- 1...g5
- 2.Sf5#
- threat
- 1.Bxe2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(G);XP(c)
- Threat
- DUALS(3)
- Vars
- B(a);OGATE,XS(G)::QAR(E)+B(F),XB(a)
- P(e);XP(B)::QAR(E)+B(F)
- P(g);OGATE,P_SPINP(g),XB(F)::QAR(E),XP(g)
- S(j);::QAR(E)+B(F),XS(j)
- Refutation
- P(i);
- Try
- S(G);XP(e)
- Threat
- DUALS(3)
- Vars
- R(b);OGATE,XS(G)::QAR(E)+B(F),XR(b)
- P(g);OGATE,P_SPINP(g),XB(F)::QAR(E),XP(g)
- P(c);::QAR(E)+B(F)
- S(j);::QAR(E)+B(F),XS(j)
- Refutation
- P(i);
- Try
- S(G);XP(g)
- Threat
- DUALS(3)
- Vars
- R(h);OGATE,XS(G)::QAR(E)+B(F),XR(h)
- P(e);XP(B)::QAR(E)+B(F)
- P(c);::QAR(E)+B(F)
- S(j);::QAR(E)+B(F),XS(j)
- Refutation
- P(i);
- Try
- S(G);
- Threat
- DUALS(3)
- Vars
- S(j);OGATE,XS(G)::QAR(E)+B(F),XS(j)
- P(e);XP(B)::QAR(E)+B(F)
- P(g);OGATE,P_SPINP(g),XB(F)::QAR(E),XP(g)
- P(c);::QAR(E)+B(F)
- Refutation
- P(i);
- Try
- B(F);XP(e)
- Threat
- DUALS(3)
- Vars
- R(b);XB(F)::QAR(E)+S(G),XR(b)
- P(c);::QAR(E)+S(G)
- S(j);::QAR(E)+S(G),XS(j)
- Refutation
- P(i);
- Try
- B(F);XP(g)
- Threat
- DUALS(3)
- Vars
- R(h);XB(F)::QAR(E)+S(G),XR(h)
- P(e);XP(B)::QAR(E)+S(G)
- P(c);::QAR(E)+S(G)
- S(j);::QAR(E)+S(G),XS(j)
- Refutation
- P(i);
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- S(j);XB(F)::QAR(E)+S(G),XS(j)
- P(e);XP(B)::QAR(E)+S(G)
- P(c);::QAR(E)+S(G)
- Refutation
- P(i);
- Try
- R(H);CHECK
- Vars
- P(i);SBLOCK,XR(H)::QAB(E)
- Refutation
- K(f);P-FLIGHT,XR(H)
- Try
- Actual
- B(F);XP(c)
- Threat
- DUALS(3)
- Vars
- B(a);XB(F)::QAR(E)+S(G),XB(a)
- P(e);XP(B)::QAR(E)+S(G)
- S(j);::QAR(E)+S(G),XS(j)
- P(i);SBLOCK::QAR(E)+S(G),DCHECK
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