MESON Chess Problem Database
Problem Display
PID: 24682 (6B1/3p1Qp1/p2P2K1/Pp2p1N1/Pn1k2pN/2R2pn1/3P4/8 w - - 0 1)
Servais, Albert
8th HM., ABP 08. TT, 1944
#2
10 + 10
| 273 | Mat Plus | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Sf1
- 2.Sf5#
- 1...Sh1
- 2.Sf5#
- 1...Se2
- 2.Sf5#
- 1...Se4
- 2.Sf5#
- 1...Sf5
- 2.Sxf5#
- 1...Sh5
- 2.Sf5#
- 1...Sa2
- 2.Qd5#
- 1...Sc2
- 2.Qd5#
- 1...Sd3
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sc6
- 2.Qd5#
- 1...f2
- 2.Qxf2#
- 1...bxa4
- 2.Qc4#
- 1...e4
- 2.Qxg7#
- 1...Sf1
- Tries
- 1.Kxg7?
- 1...Sf5+
- 2.Sxf5#
- 1...bxa4
- 2.Qc4#
- 1...e4
- 2.Qf6#
- 1...Sf1
- 2.Sf5#
- 1...Sh1
- 2.Sf5#
- 1...Se2
- 2.Sf5#
- 1...Se4
- 2.Sf5#
- 1...Sa2
- 2.Qd5#
- 1...Sc2
- 2.Qd5#
- 1...Sd3
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sc6
- 2.Qd5#
- 1...f2
- 2.Qxf2#
- 1...Sh5+!
- 1...Sf5+
- 1.Kh7?
- 1...bxa4
- 2.Qc4#
- 1...e4
- 2.Qxg7#
- 1...Sf1
- 2.Sf5#
- 1...Sh1
- 2.Sf5#
- 1...Se2
- 2.Sf5#
- 1...Se4
- 2.Sf5#
- 1...Sf5
- 2.Sxf5#
- 1...Sh5
- 2.Sf5#
- 1...Sa2
- 2.Qd5#
- 1...Sc2
- 2.Qd5#
- 1...Sd3
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sc6
- 2.Qd5#
- 1...f2
- 2.Qxf2#
- 1...g6!
- 1...bxa4
- 1.Sgxf3+?
- 1...Ke4
- 2.Re3#
- 1...gxf3!
- 1...Ke4
- 1.Rc4+?
- 1...bxc4
- 2.Qxc4#
- 1...Kd3!
- 1...bxc4
- 1.Qb3?
- threat
- 2.Qxb4#
- 1...Sa2
- 2.Qd5#
- 1...Sc2
- 2.Qd5#
- 1...Sd3
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sc6
- 2.Qd5#
- 1...e4!
- threat
- 1.Qxf3?
- threat
- 2.Qf2#
- 2.Qe3#
- 1...gxf3
- 2.Shxf3#
- 1...Sf1
- 2.Sf5#
- 2.Qe4#
- 1...Sh1
- 2.Sf5#
- 2.Qe4#
- 2.Qe3#
- 1...Se4
- 2.Sf5#
- 2.Qxe4#
- 2.Qe3#
- 1...Sf5
- 2.Sxf5#
- 2.Qe4#
- 1...Sc2
- 2.Qd5#
- 2.Qd3#
- 1...Sd3
- 2.Qd5#
- 2.Qxd3#
- 2.Qe3#
- 1...Sd5
- 2.Qxd5#
- 2.Qd3#
- 1...e4!
- threat
- 1.axb5?
- threat
- 2.Qc4#
- 1...e4
- 2.Qxg7#
- 1...Sd5
- 2.Qxd5#
- 1...axb5!
- threat
- 1.Kxg7?
- Keys
- 1.Qf5!
- 1...Sxf5
- 2.Sxf5#
- 1...bxa4
- 2.Rc4#
- 1...Sf1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Se2
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sh5
- 2.Qe4#
- 1...Sa2
- 2.Qd3#
- 1...Sc2
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Sd5
- 2.Qd3#
- 1...Sc6
- 2.Qd3#
- 1...f2
- 2.Qxf2#
- 1...e4
- 2.Qc5#
- 1...Sxf5
- 1.Qf5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 12
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(c);N_GUARD::QAR1(I)
- S(c);N_GUARD::QAR1(I),XS(c)
- P(a);OGATE::QAB(I),XP(a)
- P(f);N_GUARD,XP(C)::QAR1(I)
- P(g);OGATEB::QAB(I),XP(j)
- Tries
- Try
- K(H);P-FLIGHT,XP(j)
- Vars
- S(b);CHECK,N_GUARD::S(D),XS(b)
- P(f);N_GUARD,XP(C)::QAR1(I)
- P(g);OGATEB::QAB(I)
- S(b);N_GUARD::S(D)
- S(c);N_GUARD::QAR1(I)
- S(c);N_GUARD::QAR1(I),XS(c)
- P(a);OGATE::QAB(I),XP(a)
- Refutation
- S(b);CHECK
- Try
- K(H);S_FLIGHT
- Vars
- P(f);N_GUARD,XP(C)::QAR1(I)
- P(g);OGATEB::QAB(I),XP(j)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(c);N_GUARD::QAR1(I)
- S(c);N_GUARD::QAR1(I),XS(c)
- P(a);OGATE::QAB(I),XP(a)
- Refutation
- P(j);
- Try
- S(F);CHECK,XP(a)
- Vars
- K(d);P-FLIGHT::R1(B)
- Refutation
- P(e);XS(F)
- Try
- R(B);CHECK
- Vars
- P(f);OGATE,XR(B)::QAR1(I),XP(f)
- Refutation
- K(d);P-FLIGHT
- Try
- Q(I);
- Threat
- QAR2(I),XS(c)
- Vars
- S(c);N_GUARD::QAR1(I)
- S(c);N_GUARD::QAR1(I),XS(c)
- Refutation
- P(g);
- Try
- Q(I);XP(a)
- Threat
- DUALS(2)
- Vars
- P(e);XQ(I)::S(D),XP(e)
- Refutation
- P(g);
- Try
- P(C);XP(f)
- Threat
- QAR1(I)
- Vars
- P(g);OGATEB::QAB(I),XP(j)
- S(c);N_GUARD::QAR1(I),XS(c)
- Refutation
- P(h);XP(C)
- Try
- Actual
- Q(I);
- Vars
- S(b);XQ(I)::S(D),XS(b)
- P(f);N_GUARD,XP(C)::R1(B)
- S(b);N_GUARD::QAR1(I)
- S(b);N_GUARD::QAR1(I),XS(b)
- S(c);N_GUARD::QAR1(I)
- S(c);N_GUARD::QAR1(I),XS(c)
- P(a);OGATE::QAB(I),XP(a)
- P(g);OGATE::QAB1(I)
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