MESON Chess Problem Database
Problem Display
PID: 250863 (1B2N3/3p3q/5Nb1/1p4r1/1Pk3r1/1pP1Q3/nK2P2b/1B6 w - - 0 1)
Vatarescu, Paul
2nd HM., Jerusalem Post, 1971
#2
9 + 10
| 15601 | Albrecht-Leiss-Degener Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rg1
- 2.Qd4#
- 1...Rg2
- 2.Qd4#
- 1...Rg3
- 2.Sd6#
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Bd3#
- 2.Qd3#
- 1...Rf4
- 2.Sd6#
- 1...Rc5
- 2.Qxc5#
- 1...Re5
- 2.Sd6#
- 1...Rf5
- 2.Bd3#
- 2.Qd3#
- 1...Bg1
- 2.Sd6#
- 1...Bf4
- 2.Qd4#
- 1...Be5
- 2.Qc5#
- 1...Bd6
- 2.Sxd6#
- 1...Be4
- 2.Qd4#
- 1...Bf5
- 2.Qc5#
- 1...Sxc3
- 2.Qxc3#
- 1...d5
- 2.Qc5#
- 1...Rg1
- Tries
- 1.Bf5?
- threat
- 2.Qc5#
- 2.Qd3#
- 1...Rxf5
- 2.Qd3#
- 1...Bxf5
- 2.Qc5#
- 1...Sxc3
- 2.Qc5#
- 2.Qxc3#
- 1...Qh3
- 2.Qc5#
- 1...Qe7
- 2.Qd3#
- 1...Rg3
- 2.Sd6#
- 2.Qd4#
- 2.Qf4#
- 2.Qc5#
- 2.Qe4#
- 1...Rd4
- 2.Qxd4#
- 1...Bg1
- 2.Sd6#
- 2.Qd3#
- 1...Bd6
- 2.Sxd6#
- 2.Qd3#
- 1...Sc1
- 2.Qc5#
- 1...d6
- 2.Qd3#
- 1...Sxb4!
- threat
- 1.Bf4?
- threat
- 2.Sd6#
- 2.Qd4#
- 1...Rxf4
- 2.Sd6#
- 1...Bxf4
- 2.Qd4#
- 1...Bxe8
- 2.Qd4#
- 1...Sxc3
- 2.Qxc3#
- 1...Qe7
- 2.Qd4#
- 1...Bg1
- 2.Sd6#
- 1...d6
- 2.Sxd6#
- 2.Qd4#
- 1...Rd5!
- threat
- 1.Be5?
- threat
- 2.Sd6#
- 2.Qc5#
- 1...Rxe5
- 2.Sd6#
- 1...Bxe5
- 2.Qc5#
- 1...Bxe8
- 2.Qc5#
- 1...Sxc3
- 2.Qc5#
- 2.Qxc3#
- 1...Sxb4
- 2.Sd6#
- 1...Rd4
- 2.Qxd4#
- 1...Bg1
- 2.Sd6#
- 1...d6
- 2.Sxd6#
- 1...Qe7!
- threat
- 1.Qf4+?
- 1...Rxf4
- 2.Sd6#
- 1...Be4
- 2.Sd6#
- 2.Bd3#
- 1...Bxf4!
- 1...Rxf4
- 1.Qe4+?
- 1...Rxe4
- 2.Bd3#
- 1...Bxe4!
- 1...Rxe4
- 1.Qe6+?
- 1...Rd5
- 2.Qxd5#
- 1...d5
- 2.Qc6#
- 1...dxe6!
- 1...Rd5
- 1.Bf5?
- Keys
- 1.Be4!
- threat
- 2.Qd4#
- 2.Qd3#
- 1...Rxe4
- 2.Qd3#
- 1...Bxe4
- 2.Qd4#
- 1...Sxc3
- 2.Qxc3#
- 1...Sxb4
- 2.Qd4#
- 1...Qh3
- 2.Qd4#
- 1...Rg3
- 2.Sd6#
- 2.Qd4#
- 1...Rd5
- 2.Bxd5#
- 1...Bg1
- 2.Sd6#
- 2.Qd3#
- 1...Be5
- 2.Bd5#
- 2.Qc5#
- 2.Qd3#
- 1...Sc1
- 2.Qd4#
- threat
- 1.Be4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 12
- Sets
- R(e);N_GUARD::QAR1(E)
- R(e);N_GUARD,P_PINP(C)::QAR1(E)
- R(e);N_GUARD::QAR1(E),XR(e)
- R(e);S_CUTB(b)::S(I)
- R(g);N_GUARD::QAR1(E),XR(g)
- R(g);S_CUTB(b)::S(I)
- B(b);N_GUARD::S(I)
- B(b);S_CUTR(e)::QAR1(E)
- B(b);P_PINP(D),S_CUTR(g)::QAR1(E)
- B(b);N_GUARD::S(I),XB(b)
- B(h);S_CUTR(e)::QAR1(E)
- B(h);S_CUTR(g)::QAR1(E)
- S(a);OGATE,XP(D)::QAR1(E),XS(a)
- P(i);S_CUTR(g)::QAR1(E)
- Tries
- Try
- B(A);
- Threat
- DUALS(2)
- Vars
- R(g);XB(A)::QAB1(E)
- B(h);XB(A)::QAR1(E)
- Q(j);::QAR1(E)
- Q(j);::QAB1(E)
- R(e);N_GUARD::QAR1(E),XR(e)
- S(a);::QAR1(E)
- P(i);::QAB1(E)
- Refutation
- S(a);XP(F)
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- R(e);XB(H)::S(I)
- B(b);XB(H)::QAR1(E)
- B(h);XS(I)::QAR1(E)
- S(a);OGATE,XP(D)::QAR1(E),XS(a)
- Q(j);::QAR1(E)
- B(b);::S(I)
- Refutation
- R(g);
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- R(g);XB(H)::S(I)
- B(b);P_PINP(D),XB(H)::QAR1(E)
- B(h);XS(I)::QAR1(E)
- S(a);XP(F)::S(I)
- R(e);N_GUARD::QAR1(E),XR(e)
- B(b);::S(I)
- P(i);::S(I),XP(i)
- Refutation
- Q(j);
- Try
- Q(E);CHECK
- Vars
- R(e);XQ(E)::S(I)
- Refutation
- B(b);XQ(E)
- Try
- Q(E);CHECK
- Vars
- R(e);XQ(E)::B(A)
- Refutation
- B(h);XQ(E)
- Try
- Q(E);CHECK
- Vars
- R(g);N_GUARD,P_SPINR(g)::QAB1(E),XR(g)
- P(i);N_GUARD,P_SPINP(i),S_CUTR(g)::QAR2(E)
- Refutation
- P(i);XQ(E)
- Try
- Actual
- B(A);
- Threat
- DUALS(2)
- Vars
- R(e);XB(A)::QAB1(E)
- B(h);XB(A)::QAR1(E)
- S(a);OGATE,XP(D)::QAR1(E),XS(a)
- S(a);XP(F)::QAR1(E)
- Q(j);::QAR1(E)
- R(g);N_GUARD::B(A),XR(g)
- S(a);::QAR1(E)
Developed and maintained by Brian Stephenson.
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