MESON Chess Problem Database
Problem Display
PID: 255086 (2n1B3/4P1K1/3B1RN1/1rpk4/np1p1p2/3Q4/5p1b/3b4 w - - 0 1)
Makaronets, Leonid
Schach-Aktiv, 1995
#2
7 + 11
| 15601 | Albrecht-Leiss-Degener Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bg1
- 2.Sxf4#
- 1...Sxe7
- 2.Sxe7#
- 1...c4
- 2.Qf5#
- 1...Bg1
- Tries
- 1.Se5?
- threat
- 2.Bc6#
- 2.Bf7#
- 1...Sxe7
- 2.Bf7#
- 1...Rb6
- 2.Bf7#
- 1...Bg4
- 2.Bc6#
- 1...Bh5
- 2.Bc6#
- 1...Sa7
- 2.Bf7#
- 1...Sxd6!
- threat
- 1.Bxf4?
- threat
- 2.Bc6#
- 2.Bf7#
- 1...Sxe7
- 2.Sxe7#
- 2.Bf7#
- 2.Rd6#
- 1...c4
- 2.Qf5#
- 1...Bg4
- 2.Bc6#
- 1...Sd6
- 2.Rxd6#
- 1...Sa7
- 2.Bf7#
- 2.Rd6#
- 1...Rb6!
- threat
- 1.Be5?
- threat
- 2.Bc6#
- 2.Bf7#
- 1...Sxe7
- 2.Bf7#
- 2.Rd6#
- 1...c4
- 2.Qxd4#
- 1...Bg4
- 2.Bc6#
- 1...Sd6
- 2.Rxd6#
- 1...Sa7
- 2.Bf7#
- 2.Rd6#
- 1...Rb6!
- threat
- 1.Bc7?
- threat
- 2.Bc6#
- 2.Bf7#
- 1...Sxe7
- 2.Sxe7#
- 2.Bf7#
- 2.Rd6#
- 1...c4
- 2.Qf5#
- 1...Bg4
- 2.Bc6#
- 1...Sd6
- 2.Rxd6#
- 1...Sa7
- 2.Bf7#
- 2.Rd6#
- 1...Rb6!
- threat
- 1.Bb8?
- threat
- 2.Bc6#
- 2.Bf7#
- 1...Sxe7
- 2.Sxe7#
- 2.Bf7#
- 2.Rd6#
- 1...c4
- 2.Qf5#
- 1...Bg4
- 2.Bc6#
- 1...Sd6
- 2.Rxd6#
- 1...Sa7
- 2.Bf7#
- 2.Rd6#
- 1...Rb6!
- threat
- 1.Qe2?
- threat
- 2.Qe6#
- 1...d3
- 2.Qxd3#
- 1...Bxe2!
- threat
- 1.Qf3+?
- 1...Kc4
- 2.Se5#
- 2.Bf7#
- 1...Bxf3!
- 1...Kc4
- 1.Qh3?
- threat
- 2.Qe6#
- 1...Kc4
- 2.Bf7#
- 1...Ke4
- 2.Bc6#
- 1...d3
- 2.Qxd3#
- 1...Bg4!
- threat
- 1.Se5?
- Keys
- 1.Bxc5!
- threat
- 2.Qxd4#
- 1...Kxc5
- 2.Qxb5#
- 1...Rxc5
- 2.Bf7#
- 1...Sxc5
- 2.Bc6#
- threat
- 1.Bxc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- B(c);N_GUARD::S(D),XP(g)
- S(k);XP(E)::S(D),XS(k)
- P(i);SBLOCK::QAR2(A)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- S(k);XP(E)::B(G)
- R(h);::B(G)
- B(a);::B(G)
- S(k);::B(G)
- Refutation
- S(k);XB(B)
- Try
- B(B);XP(g)
- Threat
- DUALS(2)
- Vars
- P(i);SBLOCK::QAR2(A)
- B(a);::B(G)
- S(k);N_GUARD::R1(C),XS(k)
- Refutation
- R(h);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- P(i);N_GUARD::QAR1(A),XP(f)
- B(a);::B(G)
- S(k);N_GUARD::R1(C),XS(k)
- Refutation
- R(h);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- P(i);SBLOCK::QAR2(A)
- B(a);::B(G)
- S(k);N_GUARD::R1(C),XS(k)
- Refutation
- R(h);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- P(i);SBLOCK::QAR2(A)
- B(a);::B(G)
- S(k);N_GUARD::R1(C),XS(k)
- Refutation
- R(h);
- Try
- Q(A);N_PINP(f)
- Threat
- QAB1(A)
- Vars
- P(f);OGATEB::QAR2(A),XP(f)
- Refutation
- B(a);XQ(A)
- Try
- Q(A);CHECK,N_PINP(f)
- Refutation
- B(a);XQ(A)
- Try
- Q(A);N_PINP(f)
- Threat
- QAB1(A)
- Vars
- K(j);N_GUARD,S_FLIGHT::B(G)
- P(f);OGATEB::QAR2(A),XP(f)
- Refutation
- B(a);
- Try
- Actual
- B(B);XP(i)
- Threat
- QAR1(A),XP(f)
- Vars
- K(j);N_SPINP(f),OGATEB,P-FLIGHT,XB(B)::QAR1(A),XR(h)
- R(h);SBLOCK,XB(B)::B(G)
- S(d);SBLOCK,XB(B)::B(G)
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