MESON Chess Problem Database
Problem Display
PID: 154977 (4q3/6n1/1P1NP3/Qb1p1PPP/1P1k2BR/K1p4R/3NP2B/2n5 w - - 0 1)
Maleika, Gerhard
8th HM., Die Schwalbe, 2014
#2
15 + 7
SOLUTION
- SOUND
- Sets
- 1...Qxh5
- 2.Sxb5#
- 2.Bxh5#
- 1...Qg6
- 2.Sxb5#
- 1...Qf7
- 2.Sxb5#
- 1...Qxe6
- 2.Sxb5#
- 1...Qe7
- 2.Sxb5#
- 1...Qa8
- 2.Sxb5#
- 1...Qb8
- 2.Sxb5#
- 1...Qc8
- 2.Sxb5#
- 1...Qd8
- 2.Sxb5#
- 1...Qf8
- 2.Sxb5#
- 1...Qg8
- 2.Sxb5#
- 1...Qh8
- 2.Sxb5#
- 1...Bxe2
- 2.Bxe2#
- 2.Qc5#
- 1...Bd3
- 2.Qc5#
- 2.e3#
- 1...Ba4
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Ba6
- 2.Qc5#
- 1...Bc6
- 2.Qc5#
- 1...Bd7
- 2.Qc5#
- 1...Sa2
- 2.Sb3#
- 1...Sxe2
- 2.Sb3#
- 2.Bxe2#
- 1...Sb3
- 2.Sxb3#
- 1...Sd3
- 2.Sb3#
- 2.e3#
- 1...Sxf5
- 2.Sxf5#
- 2.Bxf5#
- 1...Sxh5
- 2.Bxh5#
- 1...Qxh5
- Tries
- 1.Rd3+?
- 1...Bxd3
- 2.Qc5#
- 1...Sxd3!
- 1...Bxd3
- 1.Rf3?
- threat
- 2.Bh3#
- 1...Qxh5
- 2.Sxb5#
- 2.Bxh5#
- 1...Qxe6
- 2.Sxb5#
- 1...Sxe2
- 2.Sb3#
- 1...Sxf5
- 2.Sxf5#
- 2.Bxf5#
- 1...Sxh5
- 2.Bxh5#
- 1...Bd3
- 2.Qc5#
- 2.e3#
- 1...Sd3
- 2.Sb3#
- 2.e3#
- 1...Sxe6!
- threat
- 1.Qxb5?
- threat
- 2.Qc5#
- 2.e3#
- 1...Qxb5
- 2.Sxb5#
- 1...Qxe6
- 2.Qc5#
- 1...Sxe2
- 2.Sb3#
- 2.Bxe2#
- 2.Rd3#
- 2.Qd3#
- 2.Qc5#
- 1...Sxf5
- 2.Sxf5#
- 2.Bxf5#
- 2.Qc5#
- 1...Sxe6
- 2.e3#
- 1...cxd2
- 2.Qc5#
- 1...Qc6
- 2.e3#
- 1...Qc8
- 2.e3#
- 1...Sb3
- 2.Sxb3#
- 2.Rd3#
- 2.Qd3#
- 2.e3#
- 1...Sd3
- 2.Sb3#
- 2.Rxd3#
- 2.Qxd3#
- 2.e3#
- 1...c2
- 2.Qc5#
- 1...Qa8+!
- threat
- 1.Qa7?
- threat
- 2.Qxg7#
- 2.b7#
- 1...Qxe6
- 2.Sxb5#
- 2.b7#
- 1...Sxf5
- 2.Sxf5#
- 2.Bxf5#
- 2.b7#
- 1...Sxh5
- 2.Bxh5#
- 2.b7#
- 1...Qc6
- 2.Qxg7#
- 1...Qg6
- 2.Sxb5#
- 2.b7#
- 1...Qd7
- 2.b7#
- 1...Qf7
- 2.Sxb5#
- 2.b7#
- 1...Qe7
- 2.Sxb5#
- 2.b7#
- 1...Qa8
- 2.Sxb5#
- 1...Qb8
- 2.Sxb5#
- 2.Qxg7#
- 1...Qc8
- 2.Sxb5#
- 2.Qxg7#
- 1...Qd8
- 2.Sxb5#
- 1...Qf8
- 2.Sxb5#
- 2.b7#
- 1...Qg8
- 2.Sxb5#
- 2.b7#
- 1...Qh8
- 2.Sxb5#
- 2.b7#
- 1...Bd7
- 2.b7#
- 1...Sb3
- 2.Sxb3#
- 2.Qxg7#
- 1...Sd3
- 2.Sb3#
- 2.e3#
- 1...Sxe6!
- threat
- 1.h6?
- threat
- 2.Bh5#
- 1...Qxe6
- 2.Sxb5#
- 1...Bxe2
- 2.Bxe2#
- 2.Qc5#
- 1...Sxe2
- 2.Sb3#
- 2.Bxe2#
- 1...Sxf5
- 2.Sxf5#
- 2.Bxf5#
- 1...Qh5
- 2.Sxb5#
- 2.Bxh5#
- 1...Bd3
- 2.Qc5#
- 2.e3#
- 1...Sd3
- 2.Sb3#
- 2.e3#
- 1...Sh5
- 2.Bxh5#
- 1...Sxe6!
- threat
- 1.Rd3+?
- Keys
- 1.f6!
- threat
- 2.Bf5#
- 1...Qxh5
- 2.Sxb5#
- 2.Bxh5#
- 1...Qxe6
- 2.Sxb5#
- 2.Bxe6#
- 1...Bxe2
- 2.Bxe2#
- 2.Qc5#
- 1...Sxe2
- 2.Sb3#
- 2.Bxe2#
- 1...Sxh5
- 2.Sf5#
- 2.Bxh5#
- 1...Sxe6
- 2.Sf5#
- 2.Bxe6#
- 1...Bd3
- 2.Qc5#
- 2.e3#
- 1...Sd3
- 2.Sb3#
- 2.e3#
- 1...Sf5
- 2.Sxf5#
- 2.Bxf5#
- threat
- 1.f6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 19
- Sets
- Q(g);N_GUARD::S(N),XB(d)
- Q(g);N_GUARD,XP(O)::S(N),XB(d)
- Q(g);N_GUARD,P_PINQ(I)::S(N),XB(d)
- B(d);OGATE::QAB1(I)
- S(a);N_GUARD::S(A)
- S(a);N_GUARD::S(A),XS(a)
- S(f);OGATE,XP(L)::R(H)+B(G),XS(f)
- Tries
- Try
- R(E);CHECK
- Vars
- B(d);OGATE,XR(E)::QAB1(I)
- Refutation
- S(a);XR(E)
- Try
- R(E);
- Threat
- R(H)+B(G)
- Vars
- Q(g);N_GUARD,XP(O)::S(N),XB(d)
- S(a);N_GUARD,XP(B)::S(A)
- S(f);OGATE,XP(L)::R(H)+B(G),XS(f)
- Refutation
- S(f);XP(O)
- Try
- Q(I);XB(d)
- Threat
- DUALS(2)
- Vars
- Q(g);XQ(I)::S(N),XQ(g)
- Q(g);XP(O)::QAB1(I)
- S(f);XP(O)::P(B)
- P(b);XS(A)::QAB1(I)
- Q(g);::P(B)
- P(b);::QAB1(I)
- Refutation
- Q(g);CHECK
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- Q(g);::QAB(I),XS(f)
- Q(g);::QAB(I)+P(M)
- Q(g);N_GUARD,P_PINQ(I)::S(N),XB(d)
- Q(g);N_GUARD::S(N),XB(d)
- B(d);::QAB(I)+P(M)
- Refutation
- S(f);XP(O)
- Try
- P(L);
- Threat
- R(H)+B(G)
- Vars
- Q(g);N_GUARD,XP(O)::S(N),XB(d)
- S(f);::R(H)+B(G),XS(f)
- Refutation
- S(f);XP(O)
- Try
- Actual
- P(J);
- Threat
- R(H)+B(G)
Developed and maintained by Brian Stephenson.
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