MESON Chess Problem Database
Problem Display
PID: 123735 (8/b1N3B1/1p4Q1/R4BnK/1pkp1Rp1/3N4/2PP4/q1n1r2b w - - 0 1)
Rizzetti, Dante Hugo
Canadian Chess Chat, 1980
#2
10 + 11
| 6490 | yacpdb | 2009 |
| 16325 | Seleccion de Problemas de Dante Hugo Rizzetti (Kapros) | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Qb2
- 2.Sxb2#
- 1...Qb1
- 2.Rxd4#
- 1...Qa2
- 2.Rxd4#
- 1...Qa3
- 2.Rxd4#
- 1...Qa4
- 2.Sb2#
- 2.Rxd4#
- 1...Qxa5
- 2.Rxd4#
- 1...Rd1
- 2.Se5#
- 1...Rf1
- 2.Se5#
- 1...Rg1
- 2.Se5#
- 1...Re4
- 2.Qc6#
- 1...Re5
- 2.Sxe5#
- 1...Be4
- 2.Se5#
- 1...Bc6
- 2.Qxc6#
- 1...Se2
- 2.Se5#
- 1...Sxd3
- 2.Bxd3#
- 1...Sf3
- 2.Qc6#
- 1...Se4
- 2.Se5#
- 2.Be6#
- 2.Qf7#
- 2.Qe6#
- 1...bxa5
- 2.Qa6#
- 1...Qb2
- Tries
- 1.Qe8?
- threat
- 2.Qb5#
- 1...Qxa5
- 2.Rxd4#
- 1...Qa4
- 2.Sb2#
- 2.Rxd4#
- 1...Re5
- 2.Sxe5#
- 1...Bc6
- 2.Qxc6#
- 1...b5
- 2.Qxb5#
- 1...Rxe8!
- threat
- 1.Qxb6?
- threat
- 2.Rc5#
- 2.Qxb4#
- 2.Qb5#
- 2.Qa6#
- 1...Qxa5
- 2.Sb2#
- 2.Rxd4#
- 1...Sxd3
- 2.Bxd3#
- 2.Qb5#
- 2.Qa6#
- 1...Qc3
- 2.Rc5#
- 2.Qb5#
- 2.Qa6#
- 1...Qb2
- 2.Sxb2#
- 2.Rc5#
- 2.Qb5#
- 2.Qa6#
- 1...Qb1
- 2.Rxd4#
- 2.Rc5#
- 2.Qb5#
- 2.Qa6#
- 1...Qa3
- 2.Rxd4#
- 2.Rc5#
- 2.Qb5#
- 2.Qa6#
- 1...Qa4
- 2.Sb2#
- 2.Rxd4#
- 2.Rc5#
- 1...Re5
- 2.Sxe5#
- 2.Qxb4#
- 1...Re6
- 2.Rc5#
- 2.Qxb4#
- 2.Qb5#
- 1...Bc6
- 2.Rc5#
- 2.Qxb4#
- 1...Bb7
- 2.Rc5#
- 2.Qxb4#
- 2.Qb5#
- 1...Sa2
- 2.Rc5#
- 2.Qb5#
- 2.Qa6#
- 1...Sb3
- 2.Qxb4#
- 2.Qb5#
- 2.Qa6#
- 1...Se4
- 2.Se5#
- 2.Be6#
- 2.Qxb4#
- 2.Qb5#
- 2.Qa6#
- 2.Qe6#
- 1...Se6
- 2.Qxb4#
- 2.Qb5#
- 2.Qa6#
- 1...b3
- 2.Rc5#
- 2.Qb4#
- 2.Qb5#
- 2.Qa6#
- 1...Bxb6!
- threat
- 1.Qe8?
- Keys
- 1.Bd7!
- threat
- 2.Bb5#
- 1...Qxa5
- 2.Rxd4#
- 1...Sxd3
- 2.Qxd3#
- 1...Qa4
- 2.Sb2#
- 2.Rxd4#
- 1...Re5
- 2.Sxe5#
- 1...Bc6
- 2.Qxc6#
- 1...b5
- 2.Bxb5#
- threat
- 1.Bd7!
There are these versions: 192931
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 12
- Sets
- Q(a);N_GUARD::S(C),XQ(a)
- Q(a);N_GUARD::R1(D),XP(g)
- Q(a);N_GUARD,XR(E)::R1(D),XP(g)
- R(c);N_GUARD::S(C)
- R(c);N_SPINP(g),S_CUTB(d)::QAR2(H)
- R(c);N_GUARD::S(C),XR(c)
- B(d);N_SPINP(g),S_CUTR(c)::S(C)
- B(d);N_GUARD::QAR2(H),XB(d)
- S(b);S_CUTR(c)::S(C)
- S(b);OGATE,XS(C)::B(F),XS(b)
- S(i);S_CUTB(d)::QAR2(H)
- P(j);OGATE,XR(E)::QAB(H)
- Tries
- Try
- Q(H);
- Threat
- QAB1(H)
- Vars
- Q(a);N_GUARD,XR(E)::R1(D),XP(g)
- R(c);N_GUARD::S(C),XR(c)
- B(d);N_GUARD::QAR2(H),XB(d)
- P(j);::QAB1(H),XP(j)
- Refutation
- R(c);XQ(H)
- Try
- Q(H);XP(j)
- Threat
- DUALS(4)
- Refutation
- B(k);XQ(H)
- Try
- Actual
- B(F);
- Threat
- B(F)
- Vars
- Q(a);N_GUARD,XR(E)::R1(D),XP(g)
- S(b);OGATE,XS(C)::QAB1(H),XS(b)
- R(c);N_GUARD::S(C),XR(c)
- B(d);N_GUARD::QAR2(H),XB(d)
- P(j);::B(F),XP(j)
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