MESON Chess Problem Database
Problem Display
PID: 264448 (2r2nB1/8/2PkPp1N/BP1N3R/1P3P2/8/K2b3Q/3Rn3 w - - 0 1)
Brogi, Giuseppe
Problemnoter, 1961
#2
13 + 6
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rc7
- 2.Bxc7#
- 1...Rb8
- 2.Bc7#
- 1...Rd8
- 2.Bc7#
- 1...Re8
- 2.Bc7#
- 1...Bc1
- 2.Sf5#
- 1...Bc3
- 2.Sf5#
- 1...Be3
- 2.Sf5#
- 1...Bxb4
- 2.Bxb4#
- 1...Bxf4
- 2.Qxf4#
- 1...Sxe6
- 2.Sf7#
- 1...Rc7
- Tries
- 1.Sc3?
- threat
- 2.Sf5#
- 1...f5
- 2.Sxf5#
- 1...Ke7!
- threat
- 1.Se3?
- threat
- 2.Shf5#
- 1...f5
- 2.Shxf5#
- 1...Ke7!
- threat
- 1.Se7?
- threat
- 2.Shf5#
- 2.Sxc8#
- 1...Rxc6
- 2.Shf5#
- 1...Rc7
- 2.Shf5#
- 1...Ra8
- 2.Shf5#
- 1...Rb8
- 2.Shf5#
- 1...Rd8
- 2.Shf5#
- 1...Re8
- 2.Shf5#
- 1...f5
- 2.Shxf5#
- 1...Kxe7!
- threat
- 1.Rxd2?
- threat
- 2.Sf5#
- 2.f5#
- 1...Sxe6
- 2.Sf5#
- 2.Sf7#
- 1...Sg2
- 2.Sf5#
- 1...Sf3
- 2.Sf5#
- 1...Sg6
- 2.Sf5#
- 1...Sd7
- 2.Sf5#
- 1...f5
- 2.Sxf5#
- 1...Sd3!
- threat
- 1.Re5?
- threat
- 2.Sf5#
- 2.Sf7#
- 1...Bxb4
- 2.Bxb4#
- 1...Bxf4
- 2.Sf7#
- 1...Rc7
- 2.Sf5#
- 2.Bxc7#
- 1...f5
- 2.Sxf5#
- 2.Sf7#
- 1...fxe5!
- threat
- 1.Qxd2?
- threat
- 2.Sf5#
- 1...f5
- 2.Sxf5#
- 1...Sd3!
- threat
- 1.Qh3?
- threat
- 2.Sf7#
- 1...Bxb4
- 2.Bxb4#
- 1...Rc7
- 2.Bxc7#
- 1...f5!
- threat
- 1.f5+?
- 1...Bf4
- 2.Sf7#
- 2.Qxf4#
- 1...Kxd5!
- 1...Bf4
- 1.e7?
- threat
- 2.Sf5#
- 1...Bxb4
- 2.Bxb4#
- 1...Bxf4
- 2.Qxf4#
- 1...Se6
- 2.Sf7#
- 1...f5
- 2.Sxf5#
- 1...Rxc6!
- threat
- 1.Sc3?
- Keys
- 1.Qe2!
- threat
- 2.Sf7#
- 1...Bxb4
- 2.Bxb4#
- 1...f5
- 2.Qe5#
- 1...Rc7
- 2.Bxc7#
- 1...Be3
- 2.Sf5#
- threat
- 1.Qe2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- R(e);N_GUARD::B(F),XR(e)
- R(e);N_GUARD::B(F)
- B(b);::S(L)
- B(b);OGATE,XP(D)::B(F),XB(b)
- B(b);OGATE,P_SPINB(b),XP(E)::QAB(C),XB(b)
- S(f);SBLOCK,XP(K)::S(L)
- Tries
- Try
- S(H);P_PINB(b)
- Threat
- S(L)
- Vars
- P(d);::S(L),XP(d)
- Refutation
- K(c);N_SPINB(b),S_FLIGHT
- Try
- S(H);P_PINB(b)
- Threat
- S(L)
- Vars
- P(d);::S(L),XP(d)
- Refutation
- K(c);N_SPINB(b),S_FLIGHT
- Try
- S(H);P_PINB(b)
- Threat
- DUALS(2)
- Vars
- R(e);XP(J)::S(L)
- R(e);::S(L)
- R(e);P_PINB(F)::S(L)
- P(d);::S(L),XP(d)
- Refutation
- K(c);N_SPINB(b),S_FLIGHT,XS(H)
- Try
- R(A);XB(b)
- Threat
- DUALS(2)
- Vars
- S(a);::S(L)
- S(f);::S(L)
- P(d);::S(L),XP(d)
- Refutation
- S(a);
- Try
- R(I);
- Threat
- DUALS(2)
- Vars
- B(b);OGATE,XP(D)::B(F),XB(b)
- B(b);XP(E)::S(L)
- Refutation
- P(d);XR(I)
- Try
- Q(C);XB(b)
- Threat
- S(L)
- Vars
- P(d);::S(L),XP(d)
- Refutation
- S(a);
- Try
- Q(C);
- Threat
- S(L)
- Vars
- B(b);OGATE,XP(D)::B(F),XB(b)
- R(e);N_GUARD::B(F),XR(e)
- Refutation
- P(d);
- Try
- P(E);CHECK
- Refutation
- K(c);P-FLIGHT,P_SPINB(b),XS(H)
- Try
- P(K);
- Threat
- S(L)
- Vars
- B(b);OGATE,XP(D)::B(F),XB(b)
- B(b);OGATE,P_SPINB(b),XP(E)::QAB(C),XB(b)
- S(f);SBLOCK::S(L)
- P(d);::S(L),XP(d)
- Refutation
- R(e);XP(J)
- Try
- Actual
- Q(C);
- Threat
- S(L)
- Vars
- B(b);OGATE,XP(D)::B(F),XB(b)
- P(d);N_GUARD::QAB1(C)
- R(e);N_GUARD::B(F),XR(e)
- B(b);::S(L)
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