MESON Chess Problem Database
Problem Display
PID: 60070 (4n1R1/4p2R/4pQ2/4Bnb1/B1P4r/K2NP3/2N5/1k6 w - - 0 1)
Witt, Andreas
Comm., Die Schwalbe, 2005
#2
10 + 7
| 23 | Die Schwalbe | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Rxh1#
- 1...Rxc4
- 2.Rh1#
- 1...Rd4
- 2.Rh1#
- 1...Re4
- 2.Rh1#
- 1...Bf4
- 2.Rg1#
- 1...Bxf6
- 2.Rg1#
- 1...Bh6
- 2.Rg1#
- 1...Sd4
- 2.Qf1#
- 1...Sfd6
- 2.Qf1#
- 1...Sh6
- 2.Qf1#
- 1...Sfg7
- 2.Qf1#
- 1...Sxf6
- 2.Rb8#
- 1...Seg7
- 2.Rb8#
- 1...exf6
- 2.Rb7#
- 1...Rh1
- Tries
- 1.Kb3?
- threat
- 2.Sa3#
- 1...Rd4
- 2.Rh1#
- 1...Sd4+!
- threat
- 1.Bh2?
- threat
- 2.Qa1#
- 2.Qb2#
- 1...Bxf6
- 2.Rg1#
- 1...Sxf6
- 2.Rb8#
- 1...exf6
- 2.Rb7#
- 1...Sd4
- 2.Qf1#
- 1...e5
- 2.Qb6#
- 1...Rd4!
- threat
- 1.Bg3?
- threat
- 2.Qa1#
- 2.Qb2#
- 1...Sxf6
- 2.Rb8#
- 1...exf6
- 2.Rb7#
- 1...Rd4
- 2.Rh1#
- 1...Sd4
- 2.Qf1#
- 1...e5
- 2.Qb6#
- 1...Bxf6!
- threat
- 1.Bf4?
- threat
- 2.Qa1#
- 2.Qb2#
- 1...Bxf6
- 2.Rg1#
- 1...Sxf6
- 2.Rb8#
- 1...exf6
- 2.Rb7#
- 1...e5
- 2.Qb6#
- 1...Sd4!
- threat
- 1.Bd6?
- threat
- 2.Qa1#
- 2.Qb2#
- 1...Bxf6
- 2.Rg1#
- 1...Sxf6
- 2.Rb8#
- 1...exf6
- 2.Rb7#
- 1...Rd4
- 2.Rh1#
- 1...Sd4
- 2.Qf1#
- 1...e5!
- threat
- 1.Bc7?
- threat
- 2.Qa1#
- 2.Qb2#
- 1...Bxf6
- 2.Rg1#
- 1...Sxf6
- 2.Rb8#
- 1...Rd4
- 2.Rh1#
- 1...Sd4
- 2.Qf1#
- 1...e5
- 2.Qb6#
- 1...exf6!
- threat
- 1.Bb8?
- threat
- 2.Qa1#
- 2.Qb2#
- 1...Bxf6
- 2.Rg1#
- 1...exf6
- 2.Rb7#
- 1...Rd4
- 2.Rh1#
- 1...Sd4
- 2.Qf1#
- 1...e5
- 2.Qb6#
- 1...Sxf6!
- threat
- 1.Rxe8?
- threat
- 2.Rb8#
- 1...Rxc4
- 2.Rh1#
- 1...Sd4
- 2.Qf1#
- 1...Sd6
- 2.Qf1#
- 1...Bxe3!
- threat
- 1.Kb3?
- Keys
- 1.Ba1!
- threat
- 2.Qb2#
- 1...Bxf6
- 2.Rg1#
- 1...Sxf6
- 2.Rb8#
- 1...exf6
- 2.Rb7#
- 1...Rd4
- 2.Rh1#
- 1...Sd4
- 2.Qf1#
- 1...e5
- 2.Qb6#
- threat
- 1.Ba1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 9
- Sets
- R(b);OGATE::R(I),XR(b)
- R(b);OGATE,XP(F)::R(I)
- R(b);OGATE::R(I)
- B(d);OGATE::R(J)
- B(d);OGATE,XQ(H)::R(J)
- S(c);OGATE::QAR(H)
- S(g);OGATE,XQ(H)::R(J)
- S(g);OGATE::R(J)
- P(f);OGATE,XQ(H)::R(I)
- Tries
- Try
- K(B);P-FLIGHT
- Threat
- S(A)
- Vars
- R(b);OGATE::R(I)
- Refutation
- S(c);CHECK
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(d);OGATE,XQ(H)::R(J)
- S(g);OGATE,XQ(H)::R(J)
- P(f);OGATE,XQ(H)::R(I)
- S(c);OGATE::QAR(H)
- P(e);OGATE::QAR(H)
- Refutation
- R(b);
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- S(g);OGATE,XQ(H)::R(J)
- P(f);OGATE,XQ(H)::R(I)
- R(b);OGATE::R(I)
- S(c);OGATE::QAR(H)
- P(e);OGATE::QAR(H)
- Refutation
- B(d);XQ(H)
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(d);OGATE,XQ(H)::R(J)
- S(g);OGATE,XQ(H)::R(J)
- P(f);OGATE,XQ(H)::R(I)
- P(e);OGATE::QAR(H)
- Refutation
- S(c);
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(d);OGATE,XQ(H)::R(J)
- S(g);OGATE,XQ(H)::R(J)
- P(f);OGATE,XQ(H)::R(I)
- R(b);OGATE::R(I)
- S(c);OGATE::QAR(H)
- Refutation
- P(e);
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(d);OGATE,XQ(H)::R(J)
- S(g);OGATE,XQ(H)::R(J)
- R(b);OGATE::R(I)
- S(c);OGATE::QAR(H)
- P(e);OGATE::QAR(H)
- Refutation
- P(f);XQ(H)
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(d);OGATE,XQ(H)::R(J)
- P(f);OGATE,XQ(H)::R(I)
- R(b);OGATE::R(I)
- S(c);OGATE::QAR(H)
- P(e);OGATE::QAR(H)
- Refutation
- S(g);XQ(H)
- Try
- R(J);XS(g)
- Threat
- R(J)
- Vars
- R(b);OGATE,XP(F)::R(I)
- S(c);OGATE::QAR(H)
- Refutation
- B(d);XP(D)
- Try
- Actual
- B(G);
- Threat
- QAR1(H)
- Vars
- B(d);OGATE,XQ(H)::R(J)
- S(g);OGATE,XQ(H)::R(J)
- P(f);OGATE,XQ(H)::R(I)
- R(b);OGATE::R(I)
- S(c);OGATE::QAR(H)
- P(e);OGATE::QAR(H)
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