MESON Chess Problem Database
Problem Display
PID: 48908 (3rR3/Q2p2p1/1ppN1p2/1PPk4/3P2p1/1pbPPbK1/2P2RB1/1n6 w - - 0 1)
Servais, Albert
Source?, 1928
#2
12 + 12
| 785 | Het Belgisch Schaakbord (L'Echiquier Belge) | 1948 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.c4#
- 1...Be1
- 2.c4#
- 1...Bb2
- 2.c4#
- 1...Bd2
- 2.c4#
- 1...Bb4
- 2.c4#
- 1...Ba5
- 2.c4#
- 1...Bxg2
- 2.Rf5#
- 1...Be4
- 2.Bxe4#
- 2.Rf5#
- 2.dxe4#
- 1...bxc2
- 2.Qa2#
- 1...b2
- 2.Qa2#
- 1...bxc5
- 2.Qxc5#
- 1...cxb5
- 2.Qb7#
- 1...f5
- 2.Re5#
- 1...Ba1
- Tries
- 1.Sc8?
- threat
- 2.Sxb6#
- 1...Rxc8
- 2.Qxd7#
- 1...Rxe8
- 2.Qxd7#
- 1...bxc5
- 2.Qxc5#
- 1...cxb5
- 2.Qb7#
- 2.Qa8#
- 1...Ba5
- 2.c4#
- 1...Bxd4!
- threat
- 1.Rxf3?
- threat
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rf5#
- 2.Rxf6#
- 1...Be1+
- 2.Rf2#
- 1...Bxd4
- 2.Rf5#
- 1...gxf3
- 2.Bxf3#
- 1...bxc5
- 2.Rxf6#
- 2.Qxc5#
- 1...Sd2
- 2.Rf5#
- 1...f5
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf5#
- 2.Re5#
- 1...Rxe8!
- threat
- 1.Qxd7?
- threat
- 2.Qf5#
- 2.Qxc6#
- 2.Qe6#
- 2.Qf7#
- 1...Rxe8
- 2.Sc4#
- 2.Se4#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Sxe8#
- 1...Bxd4
- 2.Qxc6#
- 1...bxc5
- 2.Qxc6#
- 2.Qe6#
- 1...cxb5
- 2.Qb7#
- 1...Rc8
- 2.Sc4#
- 2.Se4#
- 2.Sf5#
- 2.Sb7#
- 2.Sf7#
- 2.Sxc8#
- 2.Qf5#
- 2.Qe6#
- 2.Qf7#
- 1...f5
- 2.Re5#
- 2.Qxf5#
- 2.Qxc6#
- 2.Qe6#
- 2.Qf7#
- 1...g6
- 2.Qxc6#
- 2.Qe6#
- 2.Qf7#
- 1...Rxd7!
- threat
- 1.Sc8?
- Keys
- 1.Se4!
- 1...Rxe8
- 2.Qxd7#
- 1...Bxd4
- 2.c4#
- 1...Bxg2
- 2.Rf5#
- 1...Bxe4
- 2.Bxe4#
- 2.Rf5#
- 1...bxc2
- 2.Qa2#
- 1...bxc5
- 2.Qxc5#
- 1...cxb5
- 2.Qb7#
- 1...Ra8
- 2.Qxd7#
- 1...Rb8
- 2.Qxd7#
- 1...Rc8
- 2.Qxd7#
- 1...Ba1
- 2.c4#
- 1...Be1
- 2.c4#
- 1...Bb2
- 2.c4#
- 1...Bd2
- 2.c4#
- 1...Bb4
- 2.c4#
- 1...Ba5
- 2.c4#
- 1...Bd1
- 2.Sxc3#
- 2.Sxf6#
- 2.Rf5#
- 1...Be2
- 2.Sxc3#
- 2.Sxf6#
- 2.Rf5#
- 1...Sd2
- 2.Sxc3#
- 1...Sa3
- 2.Sxc3#
- 1...b2
- 2.Qa2#
- 1...f5
- 2.Re5#
- 1...d6
- 2.Qf7#
- 1...g5
- 2.Sxf6#
- 1...g6
- 2.Sxf6#
- 1...Rxe8
- 1.Se4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- B(c);OGATE::P(A)
- B(c);OGATE,P_PINR(B)::P(A)
- B(d);N_SPINB(d),OGATE,XB(C)::R(B)
- P(b);OGATEB,XP(A)::QAB(K)
- P(b);OGATEB::QAB(K)
- P(g);OGATE,XP(I)::QAR1(K),XP(g)
- P(h);OGATEB,XP(H)::QAB(K)
- P(i);N_GUARD::R1(L)
- Tries
- Try
- S(J);
- Threat
- S(J),XP(g)
- Vars
- R(l);N_GUARD,XS(J)::QAR2(K),XP(j)
- R(l);N_GUARD,XR(L)::QAR2(K),XP(j)
- P(g);OGATE,XP(I)::QAR1(K),XP(g)
- B(c);OGATE::P(A)
- Refutation
- B(c);XP(G)
- Try
- R(B);XB(d)
- Threat
- DUALS(5)
- Vars
- B(c);CHECK::B(C)+R(B)
- B(c);XP(G)::B(C)+R(B),DCHECK
- P(e);OGATE,P_SPINP(e),XR(B)::B(C),XP(e)
- S(a);::B(C)+R(B),DCHECK
- Refutation
- R(l);XR(L)
- Try
- Q(K);XP(j)
- Threat
- DUALS(4)
- Vars
- B(c);XP(G)::QAB1(K),XP(h)
- P(h);OGATEB,XP(H)::QAB(K)
- Refutation
- R(l);XQ(K)
- Try
- Actual
- S(J);N_PINB(d)
- Vars
- R(l);N_GUARD,XR(L)::QAR2(K),XP(j)
- B(c);OGATE,XP(G)::P(A)
- B(d);OGATE,XB(C)::R(B)
- P(b);OGATEB,XP(A)::QAB(K)
- P(g);OGATE,XP(I)::QAR1(K),XP(g)
- P(h);OGATEB,XP(H)::QAB(K)
- R(l);N_GUARD::QAR2(K),XP(j)
- B(c);OGATE::P(A)
- B(c);OGATE,P_PINR(B)::P(A)
- S(a);N_GUARD::S(J),XB(c)
- P(b);OGATEB::QAB(K)
- P(i);N_GUARD::R1(L)
- P(j);OGATE::QAB(K)
- P(k);N_GUARD::S(J),XP(i)
Developed and maintained by Brian Stephenson.
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