MESON Chess Problem Database
Problem Display
PID: 261201 (b1r3B1/2nR3r/5Q1p/1P1P1P2/2pNkNP1/2P3P1/2KP1RPq/b1n5 w - - 0 1)
Rusenescu, Eugen
Neue Zurcher Zeitung, 1978
#2
15 + 10
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Sa2
- 2.Re2#
- 1...Se2
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 1...Sxb5
- 2.Qe6#
- 1...Sxd5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Se8
- 2.Qe6#
- 1...Sa2
- Tries
- 1.Sde2?
- threat
- 2.Qd4#
- 1...Bxc3
- 2.Sxc3#
- 1...Sxe2
- 2.Rxe2#
- 1...Sxb5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sb3!
- threat
- 1.Sb3?
- threat
- 2.Sc5#
- 2.Qd4#
- 1...Bxc3
- 2.Sc5#
- 1...Sxb3
- 2.Re2#
- 1...Sxb5
- 2.Qe6#
- 1...Sxd5
- 2.Qd4#
- 2.Qe6#
- 1...Se2
- 2.Sc5#
- 2.Rxe2#
- 1...Sd3
- 2.Re2#
- 2.Qd4#
- 1...Sa6
- 2.Qd4#
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Se8
- 2.Qd4#
- 2.Qe6#
- 1...cxb3+!
- threat
- 1.Sf3?
- threat
- 2.Qd4#
- 2.Qe5#
- 1...Sxb5
- 2.Qe5#
- 2.Qe6#
- 1...Re7
- 2.Qd4#
- 1...Re8
- 2.Qd4#
- 1...Se2
- 2.Rxe2#
- 2.Qe5#
- 1...Sb3
- 2.Re2#
- 2.Qe5#
- 1...Sd3
- 2.Re2#
- 2.Qd4#
- 1...Se6
- 2.Qe5#
- 2.Qxe6#
- 1...Bxc3!
- threat
- 1.Sc6?
- threat
- 2.Qd4#
- 2.Qe5#
- 1...Bxc6
- 2.Qd4#
- 1...Sxb5
- 2.Qe5#
- 2.Qe6#
- 1...Re7
- 2.Qd4#
- 1...Re8
- 2.Qd4#
- 1...Se2
- 2.Rxe2#
- 2.Qe5#
- 1...Sb3
- 2.Re2#
- 2.Qe5#
- 1...Sd3
- 2.Re2#
- 2.Qd4#
- 1...Se6
- 2.Qe5#
- 2.Qxe6#
- 1...Bxc3!
- threat
- 1.Sde6?
- threat
- 2.Sc5#
- 2.Qd4#
- 1...Bxc3
- 2.Sc5#
- 1...Sxd5
- 2.Qd4#
- 1...Sxe6
- 2.Qxe6#
- 1...Se2
- 2.Sc5#
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 2.Qd4#
- 1...Sa6
- 2.Qd4#
- 1...Se8
- 2.Qd4#
- 1...Sxb5!
- threat
- 1.Sfe2?
- threat
- 2.Rf4#
- 1...Qxg3
- 2.Sxg3#
- 1...Sxe2
- 2.Rxe2#
- 1...Sxd5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sd3!
- threat
- 1.Sd3?
- threat
- 2.Sc5#
- 2.Rf4#
- 2.Qe5#
- 1...Qxg3
- 2.Sc5#
- 1...Sxd3
- 2.Re2#
- 1...Sxb5
- 2.Rf4#
- 2.Qe5#
- 2.Qe6#
- 1...Sxd5
- 2.Qe5#
- 2.Qe6#
- 1...Re7
- 2.Sc5#
- 2.Rf4#
- 1...Re8
- 2.Sc5#
- 2.Rf4#
- 1...Se2
- 2.Sc5#
- 2.Rxe2#
- 2.Qe5#
- 1...Sb3
- 2.Re2#
- 2.Rf4#
- 2.Qe5#
- 1...Sa6
- 2.Rf4#
- 2.Qe5#
- 2.Qe6#
- 1...Se6
- 2.Qe5#
- 2.Qxe6#
- 1...Se8
- 2.Rf4#
- 2.Qe5#
- 2.Qe6#
- 1...cxd3+!
- threat
- 1.Sh3?
- threat
- 2.Rf4#
- 1...Sxd5
- 2.Qe6#
- 1...Se2
- 2.Rxe2#
- 1...Sd3
- 2.Re2#
- 1...Se6
- 2.Qxe6#
- 1...Qxg3!
- threat
- 1.Sfe6?
- threat
- 2.Sc5#
- 2.Rf4#
- 1...Qxg3
- 2.Sc5#
- 1...Rxd7
- 2.Sc5#
- 1...Sxb5
- 2.Rf4#
- 1...Sxe6
- 2.Qxe6#
- 1...Se2
- 2.Sc5#
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 2.Rf4#
- 1...Sd3
- 2.Re2#
- 1...Sa6
- 2.Rf4#
- 1...Se8
- 2.Rf4#
- 1...Sxd5!
- threat
- 1.Sg6?
- threat
- 2.Rf4#
- 2.Qe5#
- 1...Sxd5
- 2.Qe5#
- 2.Qe6#
- 1...Re7
- 2.Rf4#
- 1...Re8
- 2.Rf4#
- 1...Se2
- 2.Rxe2#
- 2.Qe5#
- 1...Sd3
- 2.Re2#
- 1...Se6
- 2.Qe5#
- 2.Qxe6#
- 1...Qxg3!
- threat
- 1.Re7+?
- 1...Se6
- 2.Rxe6#
- 2.Qxe6#
- 1...Rxe7!
- 1...Se6
- 1.Qe7+?
- 1...Se6
- 2.Qxe6#
- 1...Rxe7!
- 1...Se6
- 1.d3+?
- 1...Ke3
- 2.Rf3#
- 1...Sxd3
- 2.Re2#
- 1...cxd3+!
- 1...Ke3
- 1.Sde2?
- Keys
- 1.Sh5!
- threat
- 2.Rf4#
- 1...Qxg3
- 2.Sxg3#
- 1...Sxd5
- 2.Qe6#
- 1...Se2
- 2.Rxe2#
- 1...Sd3
- 2.Re2#
- 1...Se6
- 2.Qxe6#
- threat
- 1.Sh5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- S(b);N_GUARD::R(C)
- S(b);N_GUARD::R(C),XS(b)
- S(g);N_GUARD,XP(J)::QAR2(M)
- S(g);N_GUARD,XP(K)::QAR2(M)
- S(g);N_GUARD::QAR2(M)
- S(g);N_GUARD::QAR2(M),XS(g)
- Tries
- Try
- S(G);
- Threat
- QAR1(M)
- Vars
- B(a);XP(E)::S(G),XB(a)
- S(b);OGATE,XS(G)::R(C),XS(b)
- S(g);N_GUARD,XP(J)::QAR2(M)
- S(g);N_GUARD::QAR2(M),XS(g)
- Refutation
- S(b);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- B(a);XP(E)::S(G)
- S(b);N_GUARD,XS(G)::R(C)
- S(g);N_GUARD,XP(J)::QAR2(M)
- S(g);N_GUARD::QAR2(M),XS(g)
- Refutation
- P(d);CHECK,XS(G)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(h);::QAR1(M)
- R(j);::QAR1(M)
- Refutation
- B(a);XP(E)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- B(i);XS(G)::QAR1(M)
- R(h);::QAR1(M)
- R(j);::QAR1(M)
- Refutation
- B(a);XP(E)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- B(a);XP(E)::S(G)
- S(g);XP(K)::QAR1(M)
- S(g);OGATE,XS(G)::QAR2(M),XS(g)
- S(b);N_GUARD::R(C)
- S(g);::QAR1(M)
- Refutation
- S(g);XP(J)
- Try
- S(H);
- Threat
- R1(C)
- Vars
- Q(c);XP(F)::S(H),XQ(c)
- S(b);OGATE,XS(H)::R(C),XS(b)
- S(g);N_GUARD,XP(K)::QAR2(M)
- S(g);N_GUARD::QAR2(M),XS(g)
- Refutation
- S(b);
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- Q(c);XP(F)::S(H)
- S(b);N_GUARD,XS(H)::R(C)
- Refutation
- P(d);CHECK,XS(H)
- Try
- S(H);
- Threat
- R1(C)
- Vars
- S(g);N_GUARD,XP(K)::QAR2(M)
- S(b);N_GUARD::R(C),XS(b)
- S(b);N_GUARD::R(C)
- S(g);N_GUARD::QAR2(M),XS(g)
- Refutation
- Q(c);XP(F)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- Q(c);XP(F)::S(H)
- R(h);XR(N)::S(H)
- S(g);XP(J)::R1(C)
- S(g);OGATE,XS(H)::QAR2(M),XS(g)
- S(b);N_GUARD::R(C)
- S(g);::R1(C)
- Refutation
- S(g);XP(K)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- R(h);::R1(C)
- R(j);::R1(C)
- S(b);N_GUARD::R(C)
- Refutation
- Q(c);XP(F)
- Try
- R(N);CHECK
- Refutation
- R(h);XR(N)
- Try
- Q(M);CHECK
- Vars
- S(g);N_GUARD,P_SPINS(g)::QAR2(M),XS(g)
- Refutation
- R(h);XQ(M)
- Try
- P(B);CHECK
- Vars
- K(e);P-FLIGHT,S_CUTP(d),S_CUTS(b)::R1(C)
- S(b);XP(B)::R(C)
- Refutation
- P(d);CHECK,XP(B)
- Try
- Actual
- S(H);
- Threat
- R1(C)
- Vars
- Q(c);XP(F)::S(H),XQ(c)
- S(g);N_GUARD,XP(K)::QAR2(M)
- S(b);N_GUARD::R(C),XS(b)
- S(b);N_GUARD::R(C)
- S(g);N_GUARD::QAR2(M),XS(g)
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