MESON Chess Problem Database
Problem Display
PID: 64041 (2n1r3/b1r1pp2/K1PP4/RPkN1P2/1R6/2Pp4/b2N2QB/1q6 w - - 0 1)
Stocchi, Ottavio
1st HM., American Chess Bulletin, 1951
#2
12 + 10
| 5407 | Selected Stocchi (II) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Rxc6+
- 2.b6#
- 1...Bc4
- 2.Rxc4#
- 1...Bxd5
- 2.Qf2#
- 1...Rxc6+
- Tries
- 1.Sf6?
- threat
- 2.Sde4#
- 2.Qf2#
- 2.b6#
- 1...Rxc6+
- 2.Qxc6#
- 2.bxc6#
- 2.b6#
- 1...Sxd6
- 2.Qf2#
- 1...exd6
- 2.b6#
- 1...exf6
- 2.b6#
- 1...e5
- 2.Sde4#
- 1...Qe1
- 2.b6#
- 1...Qf1
- 2.Sde4#
- 2.b6#
- 1...Qg1
- 2.Sde4#
- 2.Qxg1#
- 2.b6#
- 1...Bc4
- 2.Sde4#
- 2.Rxc4#
- 2.Qf2#
- 1...Bd5
- 2.Qxd5#
- 2.Qf2#
- 1...Bb6
- 2.Sde4#
- 2.Qf2#
- 1...Sb6
- 2.Sde4#
- 2.Qf2#
- 1...Qxb4!
- threat
- 1.Sxc7?
- threat
- 2.Se4#
- 2.Qf2#
- 2.b6#
- 1...Sxd6
- 2.Qf2#
- 1...exd6
- 2.b6#
- 1...e5
- 2.Se4#
- 1...Qe1
- 2.b6#
- 1...Qf1
- 2.Se4#
- 2.b6#
- 1...Qg1
- 2.Se4#
- 2.Qxg1#
- 2.b6#
- 1...Bc4
- 2.Se4#
- 2.Rxc4#
- 2.Qf2#
- 1...Bd5
- 2.Qxd5#
- 2.Qf2#
- 1...Bb6
- 2.Se4#
- 2.Qf2#
- 1...Sb6
- 2.Se4#
- 2.Qf2#
- 1...Qxb4!
- threat
- 1.Sxe7?
- threat
- 2.Se4#
- 2.Qf2#
- 2.b6#
- 1...Rxc6+
- 2.Qxc6#
- 2.bxc6#
- 2.b6#
- 1...Rcxe7
- 2.b6#
- 1...Rexe7
- 2.b6#
- 1...Sxd6
- 2.Qf2#
- 1...Sxe7
- 2.b6#
- 1...Qe1
- 2.b6#
- 1...Qf1
- 2.Se4#
- 2.b6#
- 1...Qg1
- 2.Se4#
- 2.Qxg1#
- 2.b6#
- 1...Bc4
- 2.Se4#
- 2.Rxc4#
- 2.Qf2#
- 1...Bd5
- 2.Qxd5#
- 2.Qf2#
- 2.b6#
- 1...Bb6
- 2.Se4#
- 2.Qf2#
- 1...Sb6
- 2.Se4#
- 2.Qf2#
- 1...Qxb4!
- threat
- 1.Sf6?
- Keys
- 1.Sf4!
- threat
- 2.Se4#
- 1...Rxc6+
- 2.Qxc6#
- 1...Kxd6
- 2.Se6#
- 1...Qxb4
- 2.Sxd3#
- 1...Sxd6
- 2.Qf2#
- 1...exd6
- 2.b6#
- 1...Qe1
- 2.Sxd3#
- 1...Bd5
- 2.Qxd5#
- threat
- 1.Sf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- R(f);CHECK,SBLOCK,XP(K)::R(F)+P(G)
- B(b);N_GUARD,P_PINP(G)::R1(E),XB(b)
- B(b);SBLOCK,XS(H)::QAB(B)
- Tries
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- S(i);XP(L)::QAB(B)
- P(g);XP(L)::R(F)+P(G)
- P(g);XS(H)::R(F)+P(G)
- P(g);::S(A)
- Q(a);::R(F)+P(G)
- Refutation
- Q(a);XR(E)
- Try
- S(H);XR(f)
- Threat
- DUALS(3)
- Vars
- S(i);XP(L)::QAB(B)
- P(g);XP(L)::R(F)+P(G)
- P(g);::S(A)
- Q(a);::R(F)+P(G)
- Refutation
- Q(a);XR(E)
- Try
- S(H);XP(g)
- Threat
- DUALS(3)
- Vars
- R(f);XS(H)::R(F)+P(G)
- R(j);XS(H)::R(F)+P(G)
- S(i);XP(L)::QAB(B)
- S(i);XS(H)::R(F)+P(G)
- Q(a);::R(F)+P(G)
- Refutation
- Q(a);XR(E)
- Try
- Actual
- S(H);
- Threat
- S(A)
- Vars
- R(f);CHECK,OGATE,XP(K)::QAR1(B),XR(f)
- K(d);S_FLIGHT,XP(L)::B(C)+S(H)
- Q(a);N_GUARD,XR(E)::S(H),XP(c)
- S(i);SBLOCK,XP(L)::QAB(B)
- P(g);SBLOCK,XP(L)::R(F)+P(G)
- Q(a);N_GUARD::S(H),XP(c)
- B(b);N_GUARD::QAR1(B),XB(b)
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