MESON Chess Problem Database
Problem Display
PID: 87457 (1Q6/6BK/3P4/1Rp1n3/b1k5/1p1R4/3p1N2/5B2 w - - 0 1)
Caliman, Georghe
Buletin Problemistic, 1970
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sf3
- 2.Rxd2#
- 1...Sg4
- 2.Rxd2#
- 1...Sc6
- 2.Rxd2#
- 1...Sg6
- 2.Rxd2#
- 1...Sd7
- 2.Rxd2#
- 1...Sf7
- 2.Rxd2#
- 1...Sf3
- Tries
- 1.Sd1?
- threat
- 2.Sb2#
- 2.Se3#
- 1...Sxd3
- 2.Se3#
- 1...Sg4
- 2.Sb2#
- 2.Rxd2#
- 2.Rd4#
- 1...b2
- 2.Sxb2#
- 2.Se3#
- 1...Bxb5!
- threat
- 1.Se4?
- threat
- 2.Sxd2#
- 2.Rxc5#
- 1...Sxd3
- 2.Rxc5#
- 1...d1Q
- 2.Rxc5#
- 1...d1S
- 2.Sd2#
- 2.Rxc5#
- 1...d1B
- 2.Sd2#
- 2.Rxc5#
- 1...d1R
- 2.Rxc5#
- 1...Sf3
- 2.Rxd2#
- 2.Rd4#
- 2.Rxc5#
- 1...Sd7
- 2.Sxd2#
- 2.Rxd2#
- 2.Rd4#
- 1...Bxb5!
- threat
- 1.Sg4?
- threat
- 2.Se3#
- 2.Sxe5#
- 1...Sxd3
- 2.Se3#
- 1...Sxg4
- 2.Rxd2#
- 1...d1S
- 2.Sxe5#
- 1...Sf3
- 2.Se3#
- 2.Rxd2#
- 1...Sc6
- 2.Se3#
- 2.Rxd2#
- 1...Sg6
- 2.Se3#
- 2.Rxd2#
- 1...Sd7
- 2.Se3#
- 2.Rxd2#
- 1...Sf7
- 2.Se3#
- 2.Rxd2#
- 1...Bxb5!
- threat
- 1.Bxe5?
- threat
- 2.Rxd2#
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 2.Rd2#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...Bxb5!
- threat
- 1.Rxd2+?
- 1...Kc3
- 2.Se4#
- 1...Sd3!
- 1...Kc3
- 1.Rbxb3?
- threat
- 2.Rbc3#
- 1...Bxb3
- 2.Qxb3#
- 1...Sxd3
- 2.Qg8#
- 1...Bb5
- 2.Qxb5#
- 1...d1S!
- threat
- 1.Ra5?
- threat
- 2.Rxa4#
- 1...Bb5
- 2.Qxb5#
- 1...Bc6
- 2.Qxb3#
- 1...Bd7
- 2.Qxb3#
- 1...Be8
- 2.Qxb3#
- 1...Sc6
- 2.Rxd2#
- 1...Sxd3!
- threat
- 1.Qc7?
- threat
- 2.Qxc5#
- 1...Kxb5
- 2.Rxb3#
- 1...Sc6
- 2.Rxd2#
- 1...Sd7
- 2.Rxd2#
- 1...Bxb5!
- threat
- 1.Qb6?
- threat
- 2.Rxc5#
- 2.Qxc5#
- 1...Sd7
- 2.Rxd2#
- 1...Bxb5!
- threat
- 1.Qg8+?
- 1...Sf7
- 2.Rxd2#
- 1...Kxb5!
- 1...Sf7
- 1.Sd1?
- Keys
- 1.Qa8!
- threat
- 2.Qxa4#
- 1...Kxb5
- 2.Rxb3#
- 1...Bxb5
- 2.Qe4#
- 1...Sxd3
- 2.Bxd3#
- 1...Sc6
- 2.Rxd2#
- threat
- 1.Qa8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- S(f);N_GUARD::B(A)+R(C),XP(a)
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- S(f);P_SPINS(f),XR(C)::S(B)
- Refutation
- B(c);XR(D)
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- S(f);P_SPINS(f),XR(C)::R1(D),XP(e)
- P(a);::R1(D),XP(e)
- Refutation
- B(c);XR(D)
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- S(f);P_SPINS(f),XR(C)::S(B)
- S(f);N_GUARD,XS(B)::B(A)+R(C),XP(a)
- P(a);::S(B),XS(f)
- Refutation
- B(c);XR(D)
- Try
- B(F);XS(f)
- Threat
- B(A)+R(C),XP(a)
- Vars
- P(a);OGATE::B(A)+R(C),XQ(a)
- P(a);OGATE::B(A)+R(C),XB(a)
- P(a);OGATE::B(A)+R(C),XR(a)
- Refutation
- B(c);XR(D)
- Try
- R(C);CHECK,XP(a)
- Vars
- K(d);P-FLIGHT,P_SPINS(f)::S(B)
- Refutation
- S(f);P_SPINS(f)
- Try
- R(D);XP(b)
- Threat
- R1(D)
- Vars
- B(c);OGATE,XR(D)::QAB1(H),XB(c)
- S(f);N_GUARD,P_SPINS(f),XR(C)::QAB(H)
- B(c);N_GUARD::QAB1(H),XB(c)
- Refutation
- P(a);
- Try
- R(D);
- Threat
- R(D),XB(c)
- Vars
- B(c);N_GUARD::QAB1(H),XB(c)
- B(c);N_GUARD::QAB1(H),XP(b)
- S(f);N_GUARD::B(A)+R(C),XP(a)
- Refutation
- S(f);P_SPINS(f),XR(C)
- Try
- Q(H);P_PINP(e)
- Threat
- QAR1(H),XP(e)
- Vars
- K(d);N_SPINP(e),S_FLIGHT,XR(D)::B(A)+R(C),DCHECK,XP(b)
- S(f);N_GUARD,N_SPINP(e)::B(A)+R(C),XP(a)
- S(f);N_GUARD::B(A)+R(C),XP(a)
- Refutation
- B(c);XR(D)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- S(f);N_GUARD::B(A)+R(C),XP(a)
- Refutation
- B(c);XR(D)
- Try
- Q(H);CHECK
- Vars
- S(f);P_SPINS(f)::B(A)+R(C),XP(a)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- Actual
- Q(H);
- Threat
- QAR2(H),XB(c)
- Vars
- K(d);S_FLIGHT,XR(D)::B(A)+R(C),DCHECK,XP(b)
- B(c);SBLOCK,XR(D)::QAR2(H)
- S(f);OGATE,P_SPINS(f),XR(C)::B(A),XS(f)
- S(f);N_GUARD::B(A)+R(C),XP(a)
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