MESON Chess Problem Database
Problem Display
PID: 245811 (7B/1R1R4/2p5/N1knr2r/P2p1pQq/1KP1N3/3P4/8 w - - 0 1)
Makaronets, Leonid
Schweizerische Schachzeitung, 1993
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Rxe3
- 2.Bxd4#
- 1...Ref5
- 2.Bxd4#
- 2.cxd4#
- 1...Reg5
- 2.Bxd4#
- 2.cxd4#
- 1...Re6
- 2.Bxd4#
- 2.cxd4#
- 1...Re7
- 2.Bxd4#
- 2.cxd4#
- 1...Re8
- 2.Bxd4#
- 2.cxd4#
- 1...Sxe3
- 2.cxd4#
- 1...Sb4
- 2.cxb4#
- 2.cxd4#
- 1...Sb6
- 2.cxd4#
- 1...Sf6
- 2.cxd4#
- 1...Sc7
- 2.cxd4#
- 1...Se7
- 2.cxd4#
- 1...dxe3
- 2.d4#
- 1...fxe3
- 2.cxd4#
- 1...f3
- 2.cxd4#
- 1...Rxe3
- Tries
- 1.Ka2?
- threat
- 2.Sb3#
- 1...Sb4+
- 2.cxb4#
- 1...Rxe3
- 2.Bxd4#
- 2.cxd4#
- 1...Sxe3
- 2.cxd4#
- 1...dxe3
- 2.d4#
- 1...fxe3
- 2.cxd4#
- 1...Sxc3+!
- threat
- 1.Kb2?
- threat
- 2.Sb3#
- 1...Rxe3
- 2.Bxd4#
- 2.cxd4#
- 1...Sxe3
- 2.cxd4#
- 1...dxe3
- 2.d4#
- 1...fxe3
- 2.cxd4#
- 1...dxc3+!
- threat
- 1.Bxe5?
- threat
- 2.Bxd4#
- 2.Bd6#
- 2.cxd4#
- 1...Sxc3
- 2.Bxd4#
- 2.Bd6#
- 1...Sxe3
- 2.Bxd4#
- 2.cxd4#
- 1...dxc3
- 2.d4#
- 1...dxe3
- 2.Bd4#
- 2.Bd6#
- 2.d4#
- 1...Qf6
- 2.cxd4#
- 1...Qe7
- 2.Bxd4#
- 2.cxd4#
- 1...Rh6
- 2.Bxd4#
- 2.cxd4#
- 1...d3
- 2.Bd4#
- 2.Bd6#
- 1...Rxe5!
- threat
- 1.Rb4?
- threat
- 2.Sb7#
- 2.cxd4#
- 1...Rxe3
- 2.Sb7#
- 2.Bxd4#
- 1...Sxc3
- 2.Sb7#
- 1...dxc3
- 2.Sb7#
- 2.d4#
- 1...dxe3
- 2.Sb7#
- 2.d4#
- 1...Re4
- 2.Sb7#
- 1...d3
- 2.Sb7#
- 1...Sxb4!
- threat
- 1.Qe2?
- threat
- 2.Qc4#
- 1...Sxe3
- 2.cxd4#
- 1...Sb6
- 2.cxd4#
- 1...d3!
- threat
- 1.Ka2?
- Keys
- 1.Ka3!
- threat
- 2.Sb3#
- 1...Rxe3
- 2.Bxd4#
- 1...Sxe3
- 2.cxd4#
- 1...dxe3
- 2.d4#
- 1...fxe3
- 2.cxd4#
- threat
- 1.Ka3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- R(f);OGATE,P_PINP(C),XS(D)::B(J),XP(a)
- S(e);XS(D)::P(C),XP(a)
- S(e);::P(C),XP(a)
- P(a);OGATE,XS(D)::P(A)
- P(b);XS(D)::P(C),XP(a)
- P(b);::P(C),XP(a)
- Tries
- Try
- K(B);S_FLIGHT
- Threat
- S(G)
- Vars
- S(e);CHECK,OGATE::P(C),XS(e)
- S(e);XS(D)::P(C),XP(a)
- P(a);OGATE,XS(D)::P(A)
- P(b);XS(D)::P(C),XP(a)
- Refutation
- S(e);CHECK,XP(C)
- Try
- K(B);P-FLIGHT
- Threat
- S(G)
- Vars
- S(e);XS(D)::P(C),XP(a)
- P(a);OGATE,XS(D)::P(A)
- P(b);XS(D)::P(C),XP(a)
- Refutation
- P(a);CHECK,XP(C)
- Try
- B(J);XR(f)
- Threat
- DUALS(3)
- Vars
- P(a);OGATE,XP(C)::P(A)
- Q(c);::P(C),XP(a)
- Refutation
- R(g);XB(J)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- S(e);XP(C)::S(G)
- R(f);::S(G)
- P(a);::S(G)
- Refutation
- S(e);XR(H)
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- S(e);XS(D)::P(C),XP(a)
- S(e);::P(C),XP(a)
- Refutation
- P(a);
- Try
- Actual
- K(B);P-FLIGHT
- Threat
- S(G)
- Vars
- R(f);OGATE,P_PINP(C),XS(D)::B(J),XP(a)
- S(e);XS(D)::P(C),XP(a)
- P(a);OGATE,XS(D)::P(A)
- P(b);XS(D)::P(C),XP(a)
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