MESON Chess Problem Database
Problem Display
PID: 10781 (1R3n1r/p2p2N1/pB1k1PP1/1PR1p1nq/2P2P1Q/2br1N2/KP6/8 w - - 0 1)
Lender, Baruch
2nd Comm., Israel Ring Ty., 1968
#2
13 + 11
SOLUTION
- SOUND
- Sets
- 1...Re3
- 2.Rd5#
- 1...Rxf3
- 2.Rd5#
- 1...Rd4
- 2.fxe5#
- 1...Rd5
- 2.Rxd5#
- 1...Be1
- 2.fxe5#
- 1...Bd2
- 2.fxe5#
- 1...Bb4
- 2.fxe5#
- 1...Bd4
- 2.Rd5#
- 1...Ba5
- 2.fxe5#
- 1...Sge6
- 2.Se8#
- 1...Sfe6
- 2.Sf5#
- 1...Re3
- Tries
- 1.Sd4?
- threat
- 2.Sdf5#
- 2.Sgf5#
- 2.Se8#
- 2.Rd5#
- 2.fxe5#
- 1...Qxg6
- 2.Rd5#
- 2.fxe5#
- 1...Rxd4
- 2.fxe5#
- 1...Bxd4
- 2.Rd5#
- 1...Sxg6
- 2.Sdf5#
- 2.Sgf5#
- 2.Rd5#
- 1...exd4
- 2.Rd5#
- 1...exf4
- 2.Sdf5#
- 2.Sgf5#
- 2.Se8#
- 2.Rd5#
- 2.Qxf4#
- 1...Qe2
- 2.Sdf5#
- 2.Sgf5#
- 2.Se8#
- 2.Rd5#
- 1...Qf3
- 2.Sdf5#
- 2.Sgf5#
- 2.Se8#
- 2.fxe5#
- 1...Qg4
- 2.Se8#
- 2.Rd5#
- 2.fxe5#
- 1...Re3
- 2.Sdf5#
- 2.Sgf5#
- 2.Se8#
- 2.Rd5#
- 1...Sf3
- 2.Se8#
- 2.Rd5#
- 1...Sh3
- 2.Se8#
- 2.Rd5#
- 1...Se4
- 2.Se8#
- 2.Rd5#
- 1...Sge6
- 2.Se8#
- 2.Rd5#
- 1...Sf7
- 2.Se8#
- 2.Rd5#
- 1...Sgh7
- 2.Se8#
- 2.Rd5#
- 1...Sfe6
- 2.Sdf5#
- 2.Sgf5#
- 2.Rd5#
- 2.fxe5#
- 1...Sfh7
- 2.Sdf5#
- 2.Sgf5#
- 2.Rd5#
- 2.fxe5#
- 1...e4
- 2.Sdf5#
- 2.Sgf5#
- 2.Se8#
- 2.Rd5#
- 1...axb6!
- threat
- 1.Rxe5?
- threat
- 2.Sf5#
- 2.Se8#
- 2.c5#
- 1...Qxg6
- 2.c5#
- 1...Bxe5
- 2.fxe5#
- 1...Sxf3
- 2.Se8#
- 2.c5#
- 1...Sxg6
- 2.Sf5#
- 2.c5#
- 1...axb6
- 2.Se8#
- 1...Qg4
- 2.Se8#
- 2.c5#
- 1...Rd5
- 2.Sf5#
- 2.Se8#
- 2.Rxd5#
- 1...Bb4
- 2.Sf5#
- 2.Se8#
- 1...Bd4
- 2.Sf5#
- 2.Se8#
- 2.Rd5#
- 1...Sh3
- 2.Se8#
- 2.c5#
- 1...Se4
- 2.Se8#
- 1...Sge6
- 2.Se8#
- 1...Sf7
- 2.Se8#
- 2.c5#
- 1...Sgh7
- 2.Se8#
- 2.c5#
- 1...Sfe6
- 2.Sf5#
- 1...Sfh7
- 2.Sf5#
- 2.c5#
- 1...axb5!
- threat
- 1.b4?
- threat
- 2.Bc7#
- 1...Bxb4
- 2.fxe5#
- 1...axb6
- 2.Rxb6#
- 1...Sge6
- 2.Se8#
- 1...Sfe6
- 2.Sf5#
- 1...Rd2+!
- threat
- 1.Sd4?
- Keys
- 1.Qf2!
- threat
- 2.Bc7#
- 1...axb6
- 2.Rxb6#
- 1...Re3
- 2.Rd5#
- 1...Rd4
- 2.fxe5#
- 1...Bd4
- 2.Rd5#
- 1...Ba5
- 2.fxe5#
- 1...Sge6
- 2.Se8#
- 1...Sfe6
- 2.Sf5#
- threat
- 1.Qf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- R(b);N_GUARD::R1(H)
- R(b);N_GUARD,XS(C)::R1(H)
- R(b);S_CUTB(a)::P(E),XP(c)
- R(b);N_GUARD::R1(H),XR(b)
- B(a);N_GUARD::P(E),XP(c)
- B(a);S_CUTR(b)::R1(H)
- S(d);SBLOCK::S(L)
- S(j);SBLOCK::S(L)
- Tries
- Try
- S(C);
- Threat
- DUALS(5)
- Vars
- R(b);XS(C)::P(E),XP(c)
- B(a);XS(C)::R1(H)
- P(c);XS(C)::R1(H)
- Refutation
- P(h);XB(I)
- Try
- R(H);XP(c)
- Threat
- DUALS(3)
- Vars
- Q(e);XP(K)::P(D)
- B(a);OGATE,XR(H)::P(E),XB(a)
- P(h);XB(I)::S(L)
- S(d);::S(L)
- S(j);::S(L)
- Refutation
- P(f);XP(G)
- Try
- P(B);
- Threat
- B(I)
- Vars
- B(a);N_GUARD,XP(B)::P(E),XP(c)
- P(h);OGATE,XB(I)::R(M),XP(h)
- S(d);SBLOCK::S(L)
- S(j);SBLOCK::S(L)
- Refutation
- R(b);CHECK
- Try
- Actual
- Q(F);
- Threat
- B(I)
- Vars
- P(h);OGATE,XB(I)::R(M),XP(h)
- R(b);N_GUARD::R1(H)
- R(b);S_CUTB(a)::P(E),XP(c)
- B(a);S_CUTR(b)::R1(H)
- B(a);N_GUARD::P(E),XP(c)
- S(d);SBLOCK::S(L)
- S(j);SBLOCK::S(L)
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