MESON Chess Problem Database
Problem Display
PID: 51974 (n5Q1/Kp5R/3kNP1r/1Bn5/1PPr4/b2b1N2/1q1B4/3R4 w - - 0 1)
Maleika, Gerhard
Die Schwalbe, 2004
#2
11 + 9
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Bf4#
- 1...Bf1
- 2.Bf4#
- 1...Bc2
- 2.Bf4#
- 1...Be2
- 2.Bf4#
- 1...Be4
- 2.Bf4#
- 1...Bf5
- 2.Bf4#
- 1...Bg6
- 2.Bf4#
- 1...Bxh7
- 2.Bf4#
- 1...Sb3
- 2.Rd7#
- 1...Sa4
- 2.Rd7#
- 1...Se4
- 2.Bf4#
- 2.Rd7#
- 1...Sa6
- 2.Rd7#
- 1...Sxe6
- 2.Rd7#
- 1...Sd7
- 2.Rxd7#
- 1...Bb1
- Tries
- 1.Sexd4?
- threat
- 2.Bf4#
- 2.Qd5#
- 2.Qg3#
- 2.Qf8#
- 1...Qxd2
- 2.Qd5#
- 2.Qf8#
- 1...Rxf6
- 2.Qd5#
- 1...Rxh7
- 2.Bf4#
- 2.Qg3#
- 1...Bxc4
- 2.Sf5#
- 2.Bf4#
- 1...Bxh7
- 2.Bf4#
- 2.Qg3#
- 1...Sd7
- 2.Rxd7#
- 1...Qc1
- 2.Qd5#
- 2.Qg3#
- 2.Qf8#
- 1...Rh3
- 2.Bf4#
- 2.Qd5#
- 2.Qf8#
- 1...Rh4
- 2.Qd5#
- 2.Qf8#
- 1...Rh5
- 2.Qf8#
- 1...Rg6
- 2.Bf4#
- 2.Qd5#
- 2.Qf8#
- 1...Be4
- 2.Bf4#
- 2.Qg3#
- 2.Qf8#
- 1...Bg6
- 2.Bf4#
- 2.Qd5#
- 2.Qf8#
- 1...Se4
- 2.Sf5#
- 2.Bf4#
- 2.Rd7#
- 2.Qd5#
- 2.Qe6#
- 2.Qd8#
- 2.Qf8#
- 1...Se6
- 2.Rd7#
- 2.Qxe6#
- 1...Sb6
- 2.Bf4#
- 2.Qg3#
- 2.Qb8#
- 2.Qf8#
- 1...Sc7
- 2.Bf4#
- 2.Qg3#
- 2.Qf8#
- 1...Qxd4!
- threat
- 1.Sxc5?
- threat
- 2.Sxb7#
- 2.Rd7#
- 2.Qe6#
- 2.Qd8#
- 2.Qf8#
- 1...Qxb4
- 2.Sxb7#
- 2.Qf8#
- 1...Rxc4
- 2.Sxb7#
- 2.Rd7#
- 2.Qe6#
- 2.Qd8#
- 1...Rxf6
- 2.Sxb7#
- 2.Rd7#
- 2.Qd8#
- 1...Bxb4
- 2.Sxb7#
- 2.Qf8#
- 1...Bxc4
- 2.Sxb7#
- 2.Bf4#
- 2.Rd7#
- 2.Qd8#
- 1...Bxh7
- 2.Bf4#
- 2.Qd8#
- 1...Re4
- 2.Sxb7#
- 2.Rd7#
- 2.Qd5#
- 2.Qd8#
- 1...Be4
- 2.Bf4#
- 2.Rd7#
- 2.Qe6#
- 2.Qg3#
- 2.Qd8#
- 2.Qf8#
- 1...Bf5
- 2.Sxb7#
- 2.Bf4#
- 2.Qf8#
- 1...Sb6
- 2.Sxb7#
- 2.Qe6#
- 2.Qb8#
- 2.Qf8#
- 1...Sc7
- 2.Sxb7#
- 2.Rd7#
- 2.Qd8#
- 2.Qf8#
- 1...b6
- 2.Sb7#
- 2.Rd7#
- 2.Qe6#
- 2.Qd8#
- 2.Qf8#
- 1...Rxh7!
- threat
- 1.Sc7?
- threat
- 2.Se8#
- 2.Qf8#
- 1...Rxf6
- 2.Se8#
- 1...Rxh7
- 2.Se8#
- 1...Bxh7
- 2.Se8#
- 2.Bf4#
- 1...Sd7
- 2.Se8#
- 2.Rxd7#
- 1...Re4
- 2.Qd5#
- 1...Bg6
- 2.Bf4#
- 2.Qf8#
- 1...Se6
- 2.Se8#
- 2.Rd7#
- 2.Qxe6#
- 1...Sxc7!
- threat
- 1.Qg3+?
- 1...Kxe6
- 2.Qe5#
- 1...Rf4!
- 1...Kxe6
- 1.Qb8+?
- 1...Kxe6
- 2.Qe5#
- 1...Sc7!
- 1...Kxe6
- 1.Qd8+?
- 1...Sd7
- 2.Qe7#
- 2.Qxd7#
- 1...Kxe6!
- 1...Sd7
- 1.Sexd4?
- Keys
- 1.Sg7!
- threat
- 2.Se8#
- 1...Kc7
- 2.Qb8#
- 1...Re4
- 2.Sf5#
- 1...Bg6
- 2.Bf4#
- 1...Sc7
- 2.Qf8#
- threat
- 1.Sg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 12
- Sets
- B(c);S_CUTR(d)::B(B)
- B(c);S_CUTR(d),XR(J)::B(B)
- S(e);N_GUARD::R1(J)
- S(e);N_GUARD,XS(G)::R1(J)
- S(e);N_GUARD::R1(J),XS(e)
- Tries
- Try
- S(G);XR(d)
- Threat
- DUALS(4)
- Vars
- R(g);XP(H)::QAR1(K)
- S(e);N_GUARD::R1(J),XS(e)
- R(g);::QAB(K)
- Refutation
- Q(a);XS(G)
- Try
- S(G);XS(e)
- Threat
- DUALS(5)
- Refutation
- R(g);XR(J)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(g);XP(H)::S(G)
- R(g);XR(J)::S(G)
- R(d);N_GUARD::QAR1(K)
- Refutation
- S(i);XS(G)
- Try
- Q(K);CHECK
- Vars
- K(f);P-FLIGHT,XS(G)::QAR1(K)
- Refutation
- R(d);P_SPINR(d)
- Try
- Q(K);CHECK
- Vars
- K(f);OGATE,P-FLIGHT,XS(G)::QAR1(K)
- Refutation
- S(i);P_SPINS(i)
- Try
- Q(K);CHECK
- Refutation
- K(f);P-FLIGHT,XS(G)
- Try
- Actual
- S(G);
- Threat
- S(G)
- Vars
- K(f);S_FLIGHT::QAB1(K)
- R(d);S_CUTB(c)::S(G)
- B(c);S_CUTR(d)::B(B)
- S(i);SBLOCK::QAB(K)
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