MESON Chess Problem Database
Problem Display
PID: 64768 (4R3/3rn2B/3P2nP/2R3Pq/1r1Nk3/1pB1ppP1/1P6/2KQ1b2 w - - 0 1)
Doukhan, Gerard
Wiedenhoff, Claude
1st HM., Israel Ring Ty., 1981
#2
12 + 10
| 3752 | FIDE Album (1980-1982) | 1988 |
| 23 | Die Schwalbe | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Qh1
- 2.Bxg6#
- 1...Qh2
- 2.Bxg6#
- 1...Qh4
- 2.Bxg6#
- 1...Rxd4
- 2.Qxd4#
- 1...Rd8
- 2.Rxe7#
- 1...Qh1
- Tries
- 1.Sc2?
- threat
- 2.Re5#
- 2.Qd5#
- 1...Rxd6
- 2.Re5#
- 1...Rd4
- 2.Qxd4#
- 1...Rb5
- 2.Qd4#
- 2.Qd5#
- 1...Bd3
- 2.Re5#
- 1...Bc4
- 2.Re5#
- 2.Qd4#
- 1...Qxg5!
- threat
- 1.Se2?
- threat
- 2.Re5#
- 2.Qd5#
- 1...Rxd6
- 2.Re5#
- 1...fxe2
- 2.Qd5#
- 1...f2
- 2.Qd5#
- 1...Rd4
- 2.Qxd4#
- 1...Rb5
- 2.Qd4#
- 2.Qd5#
- 1...Qxg5!
- threat
- 1.Sxb3?
- threat
- 2.Re5#
- 2.Qd5#
- 1...Rxd6
- 2.Re5#
- 1...e2
- 2.Re5#
- 1...Rd4
- 2.Qxd4#
- 1...Rb5
- 2.Qd4#
- 2.Qd5#
- 1...Bd3
- 2.Re5#
- 1...Bc4
- 2.Re5#
- 2.Qd4#
- 1...Qxg5!
- threat
- 1.Sxf3?
- threat
- 2.Re5#
- 2.Qd5#
- 1...Qxg5
- 2.Sxg5#
- 1...Rxd6
- 2.Re5#
- 1...Be2
- 2.Qd5#
- 1...Rd4
- 2.Re5#
- 1...Rb5
- 2.Qd5#
- 1...Bd3
- 2.Re5#
- 1...Bc4
- 2.Re5#
- 1...e2!
- threat
- 1.Sb5?
- threat
- 2.Re5#
- 2.Qd5#
- 1...Rxb5
- 2.Qd4#
- 2.Qd5#
- 1...Rxd6
- 2.Sxd6#
- 2.Re5#
- 1...e2
- 2.Re5#
- 1...Rd4
- 2.Qxd4#
- 1...Bd3
- 2.Re5#
- 1...Bc4
- 2.Re5#
- 2.Qd4#
- 1...Qxg5!
- threat
- 1.Sf5?
- threat
- 2.Qd5#
- 1...Rxd6
- 2.Sxd6#
- 1...Rd4
- 2.Qxd4#
- 1...Bc4
- 2.Qd4#
- 1...Sf4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Bd3!
- threat
- 1.Sc6?
- threat
- 2.Re5#
- 2.Qd5#
- 1...Rxd6
- 2.Re5#
- 1...e2
- 2.Re5#
- 1...Rd4
- 2.Re5#
- 2.Qxd4#
- 1...Rb5
- 2.Qd4#
- 2.Qd5#
- 1...Bd3
- 2.Re5#
- 1...Bc4
- 2.Re5#
- 2.Qd4#
- 1...Qxg5!
- threat
- 1.Sc2?
- Keys
- 1.Se6!
- threat
- 2.Re5#
- 1...Qxg5
- 2.Sxg5#
- 1...Sd5
- 2.Qxd5#
- 1...Rd4
- 2.Qxd4#
- 1...Rb5
- 2.Qd4#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- threat
- 1.Se6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- Q(g);N_GUARD::B(K),XS(h)
- R(e);OGATE,XS(F)::QAR1(B),XR(e)
- R(i);N_GUARD::R(L),XS(j)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(i);XP(I)::R1(G)
- R(e);N_GUARD::QAR1(B),XR(e)
- B(a);::R1(G)
- Refutation
- Q(g);XP(H)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(i);XP(I)::R1(G)
- P(d);XS(F)::QAB1(B)
- P(d);::QAB1(B)
- R(e);N_GUARD::QAR1(B),XR(e)
- Refutation
- Q(g);XP(H)
- Try
- S(F);XP(b)
- Threat
- DUALS(2)
- Vars
- R(i);XP(I)::R1(G)
- P(c);::R1(G)
- R(e);N_GUARD::QAR1(B),XR(e)
- B(a);::R1(G)
- Refutation
- Q(g);XP(H)
- Try
- S(F);XP(d)
- Threat
- DUALS(2)
- Vars
- Q(g);XP(H)::S(F),XQ(g)
- R(i);XP(I)::R1(G)
- B(a);::QAB1(B)
- R(e);::R1(G)
- R(e);::QAB1(B)
- B(a);::R1(G)
- Refutation
- P(c);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(c);::R1(G)
- R(e);N_GUARD::QAR1(B),XR(e)
- B(a);::R1(G)
- Refutation
- Q(g);XP(H)
- Try
- S(F);N_PINS(h),P_PINS(j)
- Threat
- QAB1(B)
- Vars
- R(i);XP(I)::S(F),XR(i)
- R(e);N_GUARD::QAR1(B),XR(e)
- B(a);S_CUTR(e)::QAR1(B)
- S(h);N_GUARD::R1(G)
- S(h);N_GUARD,N_SPINS(j)::R1(G),XS(h)
- Refutation
- B(a);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(i);XP(I)::R1(G)
- P(c);::R1(G)
- B(a);::R1(G)
- Refutation
- Q(g);XP(H)
- Try
- Actual
- S(F);
- Threat
- R1(G)
- Vars
- Q(g);XP(H)::S(F),XQ(g)
- S(j);N_GUARD::QAB1(B),XS(j)
- R(e);N_GUARD::QAR1(B),XR(e)
- R(e);N_GUARD::QAR1(B)
- S(j);N_GUARD,N_SPINS(h)::QAB1(B)
- S(j);N_GUARD::QAB1(B)
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