MESON Chess Problem Database
Problem Display
PID: 96331 (2n2Q2/2N3pB/4p3/R2rk2b/p4p1N/5Ppn/KPR4r/6B1 w - - 0 1)
Casoni, Bruno
Problemas, 1972
#2
10 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Re2#
- 1...Re2
- 2.Rxe2#
- 1...Rb5
- 2.Rxb5#
- 1...Rc5
- 2.Rcxc5#
- 2.Raxc5#
- 1...Bxf3
- 2.Sxf3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxg6#
- 1...Sd6
- 2.Qxg7#
- 1...g2
- 2.Re2#
- 1...Rh1
- Tries
- 1.Sf5?
- threat
- 2.Bd4#
- 2.Qxg7#
- 1...Sxg1
- 2.Qxg7#
- 1...exf5
- 2.Rxd5#
- 1...Rd2
- 2.Qxg7#
- 1...Rf2
- 2.Qxg7#
- 1...Bg6
- 2.Bd4#
- 1...Sf2
- 2.Qxg7#
- 1...g5
- 2.Bd4#
- 2.Qg7#
- 2.Qh8#
- 1...g6
- 2.Bd4#
- 1...Bxf3!
- threat
- 1.Rc6?
- threat
- 2.Rxe6#
- 2.Qxg7#
- 1...Sxg1
- 2.Qxg7#
- 1...Rf2
- 2.Qxg7#
- 1...Bf7
- 2.Qxg7#
- 1...Sf2
- 2.Qxg7#
- 1...Bg4
- 2.Sg6#
- 2.Qxg7#
- 1...Sg5
- 2.Qxg7#
- 1...Sd6
- 2.Qxg7#
- 1...g5
- 2.Rxe6#
- 2.Qg7#
- 2.Qh8#
- 1...g6
- 2.Rxe6#
- 2.Qg7#
- 2.Qh8#
- 1...Rxb2+!
- threat
- 1.Ra6?
- threat
- 2.Rxe6#
- 2.Qxg7#
- 1...Sxg1
- 2.Qxg7#
- 1...Rf2
- 2.Qxg7#
- 1...Bf7
- 2.Qxg7#
- 1...Sf2
- 2.Qxg7#
- 1...Rd6
- 2.Qxg7#
- 1...Rd7
- 2.Rxe6#
- 1...Bg4
- 2.Sg6#
- 2.Qxg7#
- 1...Sg5
- 2.Qxg7#
- 1...Sd6
- 2.Qxg7#
- 1...g5
- 2.Rxe6#
- 2.Qg7#
- 2.Qh8#
- 1...g6
- 2.Rxe6#
- 2.Qg7#
- 2.Qh8#
- 1...Sb6!
- threat
- 1.Qe7?
- threat
- 2.Rxd5#
- 2.Qxe6#
- 1...Rxa5
- 2.Qxe6#
- 1...Bxf3
- 2.Sxf3#
- 2.Qxe6#
- 1...Sxg1
- 2.Rxd5#
- 1...Rf2
- 2.Rxd5#
- 1...Sf2
- 2.Rxd5#
- 1...Rd2
- 2.Qxe6#
- 1...Rb5
- 2.Rxb5#
- 2.Qxe6#
- 1...Rc5
- 2.Rcxc5#
- 2.Raxc5#
- 2.Qxe6#
- 1...Bg4
- 2.Rxd5#
- 1...Bf7
- 2.Rxd5#
- 1...Sg5
- 2.Rxd5#
- 1...Sb6
- 2.Qxe6#
- 1...Sxe7!
- threat
- 1.Qf5+?
- 1...Kd6
- 2.Qxe6#
- 1...exf5!
- 1...Kd6
- 1.Sf5?
- Keys
- 1.Sb5!
- threat
- 2.Qxg7#
- 1...Rxb5
- 2.Rxb5#
- 1...Rd1
- 2.Sd4#
- 1...Rdd2
- 2.Sd4#
- 1...Rd3
- 2.Sd4#
- 1...Rd4
- 2.Sxd4#
- 1...Rc5
- 2.Rxc5#
- 1...Rd6
- 2.Sxd6#
- 1...Rd7
- 2.Sd6#
- 1...Rd8
- 2.Sd6#
- 1...g5
- 2.Qg7#
- 2.Qh8#
- 1...g6
- 2.Qg7#
- 2.Qh8#
- threat
- 1.Sb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 7
- Sets
- R(a);N_GUARD::R(D)
- R(a);N_GUARD::R(D),XR(a)
- R(f);OGATEB::R(G),XR(f)
- B(h);XP(E)::S(F),XB(h)
- B(h);N_GUARD::S(F)
- B(h);N_GUARD::S(F),XB(h)
- S(k);SBLOCK::QAB(J),XP(j)
- P(b);S_CUTR(a)::R(D)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(c);XB(A)::QAB(J),XP(j)
- P(i);N_GUARD,XS(F)::R1(G),XR(f)
- R(a);::QAB(J),XP(j)
- B(h);::B(A)
- S(c);::QAB(J),XP(j)
- P(j);::B(A)
- Refutation
- B(h);XP(E)
- Try
- R(D);P_SPINP(C)
- Threat
- DUALS(2)
- Vars
- S(c);XB(A)::QAB(J),XP(j)
- R(a);::QAB(J),XP(j)
- B(h);::QAB(J),XP(j)
- S(c);N_PINP(C)::QAB(J),XP(j)
- S(c);::QAB(J),XP(j)
- S(k);::QAB(J),XP(j)
- Refutation
- R(a);CHECK,XP(C)
- Try
- R(G);N_PINR(f)
- Threat
- DUALS(2)
- Vars
- S(c);XB(A)::QAB(J),XP(j)
- R(a);::QAB(J),XP(j)
- B(h);::QAB(J),XP(j)
- S(c);::QAB(J),XP(j)
- R(f);::QAB(J),XP(j)
- R(f);::R1(G),XP(i)
- S(k);::QAB(J),XP(j)
- Refutation
- S(k);
- Try
- Q(J);P_PINP(i)
- Threat
- DUALS(2)
- Vars
- R(f);N_SPINR(f),XR(G)::QAR1(J),XP(i)
- S(c);XB(A)::R1(G),XR(f)
- R(a);::R1(G),XR(f)
- S(c);::R1(G),XR(f)
- R(a);::QAR1(J),XP(i)
- B(h);::R1(G),XR(f)
- S(k);::QAR1(J),XP(i)
- Refutation
- S(k);N_SPINP(i),XQ(J)
- Try
- Q(J);CHECK
- Vars
- K(g);N_SPINR(f),S_FLIGHT::QAR1(J),XP(i)
- Refutation
- P(i);XQ(J)
- Try
- Actual
- S(H);N_PINR(f)
- Threat
- QAB(J),XP(j)
- Vars
- R(f);OGATE,P_SPINR(f),XS(H)::R(G),XR(f)
- R(f);::R(G)+S(H)
- R(f);::R(G)+S(H),XR(f)
- R(f);OGATEB::R(D),XR(f)
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