MESON Chess Problem Database
Problem Display
PID: 184205 (K1N1B2B/pQ4nq/3pr3/7r/N1k1bR2/Pp2n3/3R4/6b1 w - - 0 1)
Scotti, Louis
1st Prize, L'Echiquier de Paris, 1953
#2
9 + 11
| 78 | Bulletin Ouvrier des Echecs | 1955 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Bb5#
- 2.Qc6#
- 1...Rh2
- 2.Bb5#
- 2.Qc6#
- 1...Rh3
- 2.Bb5#
- 2.Qc6#
- 1...Rh4
- 2.Bb5#
- 2.Qc6#
- 1...Rb5
- 2.Bxb5#
- 1...Rd5
- 2.Qb4#
- 1...Rhh6
- 2.Bb5#
- 2.Qc6#
- 1...Re5
- 2.Sxd6#
- 1...Rg6
- 2.Rxe4#
- 2.Qxe4#
- 1...Re7
- 2.Sxd6#
- 1...Sd5
- 2.Bb5#
- 2.Qa6#
- 2.Qb5#
- 1...Sef5
- 2.Bb5#
- 2.Qd5#
- 1...Sgf5
- 2.Bb5#
- 2.Qc6#
- 1...Sxe8
- 2.Rd4#
- 1...d5
- 2.Bb5#
- 2.Qb4#
- 2.Qb5#
- 1...a5
- 2.Scb6#
- 1...a6
- 2.Scb6#
- 1...Rh1
- Tries
- 1.Kb8?
- threat
- 2.Qb4#
- 1...Rb5
- 2.Bxb5#
- 2.Qxb5#
- 1...Sd5
- 2.Bb5#
- 2.Qa6#
- 2.Qb5#
- 1...a5
- 2.Scb6#
- 1...Sc2!
- threat
- 1.Bxh5?
- threat
- 2.Be2#
- 2.Qc6#
- 1...Sxh5
- 2.Rd4#
- 2.Qc6#
- 1...Qf5
- 2.Be2#
- 1...Re5
- 2.Sxd6#
- 2.Be2#
- 1...Sd1
- 2.Be2#
- 2.Qd5#
- 1...Sf1
- 2.Be2#
- 2.Qd5#
- 1...Sc2
- 2.Be2#
- 2.Qd5#
- 1...Sg2
- 2.Be2#
- 2.Qd5#
- 1...Sg4
- 2.Qd5#
- 1...Sd5
- 2.Be2#
- 2.Qxd5#
- 2.Qa6#
- 1...Sef5
- 2.Be2#
- 2.Qd5#
- 1...b2
- 2.Be2#
- 1...d5
- 2.Be2#
- 2.Qb4#
- 1...Qxh5!
- threat
- 1.Bc6?
- threat
- 2.Qb4#
- 1...Rb5
- 2.Bxb5#
- 2.Qxb5#
- 1...Sd5
- 2.Bb5#
- 2.Qa6#
- 2.Qb5#
- 1...a5
- 2.Scb6#
- 1...Sc2!
- threat
- 1.Rxe4+?
- 1...Rxe4
- 2.Sxd6#
- 2.Qb4#
- 1...Qxe4!
- 1...Rxe4
- 1.Qxe4+?
- 1...Rxe4
- 2.Sxd6#
- 1...Qxe4+!
- 1...Rxe4
- 1.Kb8?
- Keys
- 1.Bf7!
- threat
- 2.Sxd6#
- 1...Qxh8
- 2.Rxe4#
- 1...Qg8
- 2.Rxe4#
- 1...Rd5
- 2.Qb4#
- 1...Sd5
- 2.Qa6#
- 1...Sef5
- 2.Qd5#
- 1...Sgf5
- 2.Qc6#
- 1...Se8
- 2.Rd4#
- 1...d5
- 2.Qb4#
- threat
- 1.Bf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 5
- Sets
- R(f);N_GUARD::B(H),XR(f)
- R(f);N_PINQ(E)::QAR1(E)
- R(h);N_GUARD::S(G),XP(g)
- S(j);XB(H)::R1(A)
- P(i);N_GUARD::S(G)
- Tries
- Try
- K(F);N_SPINQ(E),P-FLIGHT
- Threat
- QAR1(E)
- Vars
- P(i);N_GUARD::S(G)
- Refutation
- S(c);
- Try
- B(H);XR(f)
- Threat
- DUALS(2)
- Vars
- Q(k);::B(H)
- S(c);N_GUARD::QAB1(E)
- P(b);::B(H)
- Refutation
- Q(k);XB(H)
- Try
- B(H);N_SPINQ(E)
- Threat
- QAR1(E)
- Vars
- P(i);N_GUARD::S(G)
- Refutation
- S(c);
- Try
- R(D);CHECK,N_SPINQ(E),XB(e)
- Refutation
- Q(k);P_PINQ(E),XR(D)
- Try
- Q(E);CHECK,N_SPINQ(E),XB(e)
- Vars
- R(h);P_SPINR(h),XQ(E)::S(G),XP(g)
- Refutation
- Q(k);CHECK,P_SPINQ(k),XQ(E)
- Try
- Actual
- B(H);P_PINR(h)
- Threat
- S(G),XP(g)
- Vars
- Q(k);N_GUARD,P_PINS(G),XB(I)::R(D),XB(e)
- Q(k);N_GUARD,P_PINS(G)::R(D),XB(e)
- R(f);N_PINQ(E),N_SPINR(h)::QAR1(E)
- S(c);N_PINQ(E),N_SPINR(h)::QAB(E)
- S(c);N_GUARD,S_CUTR(f)::QAB1(E)
- S(j);S_CUTR(f)::QAR2(E)
- S(j);::R1(A)
- P(g);N_PINQ(E),N_SPINR(h)::QAR1(E)
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