MESON Chess Problem Database
Problem Display
PID: 108082 (1n2N3/2N1pPnq/8/4kpQR/3RB3/2P3b1/p3pr2/Kb6 w - - 0 1)
Foschini, Ettore
8. American Chess Congress, 1921
#2
9 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh2
- 2.Qxg3#
- 1...Rh2
- Tries
- 1.Sd6?
- threat
- 2.Sc4#
- 2.Rd5#
- 1...Bxe4
- 2.Sc4#
- 1...Bd3
- 2.Rd5#
- 1...e6
- 2.Sc4#
- 1...exd6!
- threat
- 1.Sf6?
- threat
- 2.Sg4#
- 2.Rd5#
- 1...Qxh5
- 2.Rd5#
- 1...Bxe4
- 2.Sg4#
- 1...Rf4
- 2.Rd5#
- 1...e6
- 2.Sg4#
- 1...exf6!
- threat
- 1.Bc2?
- threat
- 2.Re4#
- 2.Rd5#
- 2.Qe3#
- 1...Sxe8
- 2.Rd5#
- 2.Qxe7#
- 1...e1Q
- 2.Rd5#
- 1...e1R
- 2.Rd5#
- 1...Qh6
- 2.Re4#
- 2.Rd5#
- 1...Rf3
- 2.Re4#
- 2.Rd5#
- 1...Rf4
- 2.Rd5#
- 1...Bf4
- 2.Re4#
- 2.Rd5#
- 1...e6
- 2.Re4#
- 2.Qe3#
- 2.Qf6#
- 1...Bxc2!
- threat
- 1.Bd3?
- threat
- 2.Re4#
- 2.Rd5#
- 2.Qe3#
- 1...Sxe8
- 2.Rd5#
- 2.Qxe7#
- 1...e1Q
- 2.Rd5#
- 1...e1R
- 2.Rd5#
- 1...Rf3
- 2.Re4#
- 2.Rd5#
- 1...Qh6
- 2.Re4#
- 2.Rd5#
- 1...Rf4
- 2.Rd5#
- 1...Bf4
- 2.Re4#
- 2.Rd5#
- 1...e6
- 2.Re4#
- 2.Qe3#
- 2.Qf6#
- 1...Bxd3!
- threat
- 1.Bf3?
- threat
- 2.Rd5#
- 2.Qxg3#
- 1...Qxh5
- 2.Rd5#
- 2.Qxg7#
- 1...Sxh5
- 2.Rd5#
- 2.Qxe7#
- 1...Sxe8
- 2.Rd5#
- 2.Qxe7#
- 1...Qg6
- 2.Rd5#
- 1...Qh6
- 2.Rd5#
- 1...Rg2
- 2.Rd5#
- 1...Be4
- 2.Rxe4#
- 2.Qxg3#
- 1...Bh2
- 2.Rd5#
- 1...Bf4
- 2.Rd5#
- 2.Qxf4#
- 1...Bh4
- 2.Rd5#
- 2.Qf4#
- 1...Se6
- 2.Rd5#
- 1...e6
- 2.Qf6#
- 2.Qxg3#
- 1...Rxf3!
- threat
- 1.Qe3?
- threat
- 2.Bxb1#
- 2.Bc2#
- 2.Bd3#
- 2.Rd5#
- 1...Bxe4
- 2.Rxe4#
- 2.Rd5#
- 2.Qxe4#
- 1...e1Q
- 2.Rd5#
- 1...e1R
- 2.Rd5#
- 1...Qh6
- 2.Rd5#
- 1...Rf3
- 2.Rd5#
- 1...Rf4
- 2.Rd5#
- 1...Bc2
- 2.Bxc2#
- 2.Bd3#
- 2.Rd5#
- 1...Bd3
- 2.Bxd3#
- 2.Rd5#
- 1...Bf4
- 2.Rd5#
- 1...e6
- 2.Bxb1#
- 2.Bc2#
- 2.Bd3#
- 1...Sxe8!
- threat
- 1.Qxe7+?
- 1...Se6
- 2.Qd6#
- 1...Kf4!
- 1...Se6
- 1.Qxg7+?
- 1...Kf4
- 2.Sd5#
- 1...Qxg7!
- 1...Kf4
- 1.Sd6?
- Keys
- 1.Bxf5!
- threat
- 2.Rd5#
- 1...Qxf5
- 2.Qxg7#
- 1...Rxf5
- 2.Qxg3#
- 1...Bxf5
- 2.Qe3#
- 1...Sxf5
- 2.Qxe7#
- 1...Be4
- 2.Rxe4#
- 1...e6
- 2.Qf6#
- threat
- 1.Bxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- R(d);N_GUARD::QAB(E),XB(e)
- Tries
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- B(a);XB(D)::S(I)
- B(a);::R1(C)
- P(h);::S(I)
- Refutation
- P(h);XS(I)
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- Q(j);XR(F)::R1(C)
- B(a);XB(D)::S(I)
- R(d);::R1(C)
- P(h);::S(I)
- Refutation
- P(h);XS(I)
- Try
- B(D);
- Threat
- DUALS(3)
- Vars
- P(c);::R1(C)
- R(d);::R1(C)
- Refutation
- B(a);XB(D)
- Try
- B(D);
- Threat
- DUALS(3)
- Vars
- P(c);::R1(C)
- R(d);::R1(C)
- Refutation
- B(a);XB(D)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- Q(j);::R1(C)
- R(d);::R1(C)
- B(e);::R1(C)
- S(i);::R1(C)
- Refutation
- R(d);XB(D)
- Try
- Q(E);
- Threat
- DUALS(4)
- Vars
- P(c);::R1(C)
- Q(j);::R1(C)
- R(d);::R1(C)
- B(e);::R1(C)
- Refutation
- S(i);XS(I)
- Try
- Q(E);CHECK,XP(h)
- Vars
- S(i);P_SPINS(i)::QAB1(E)
- Refutation
- K(f);N_SPINP(g),S_FLIGHT
- Try
- Q(E);CHECK,XS(i)
- Vars
- K(f);N_SPINP(g),S_FLIGHT::S(G)
- Refutation
- Q(j);XQ(E)
- Try
- Actual
- B(D);XP(g)
- Threat
- R1(C)
- Vars
- Q(j);N_GUARD,P_SPINQ(j),XB(D)::QAB(E),XS(i)
- R(d);N_GUARD,P_SPINR(d),XB(D)::QAB(E),XB(e)
- B(a);N_GUARD,P_SPINB(a),XB(D)::QAR2(E)
- S(i);N_GUARD,P_SPINS(i),XB(D)::QAR2(E),XP(h)
- B(a);N_GUARD::R1(C),XB(a)
- P(h);N_GUARD::QAB1(E)
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