MESON Chess Problem Database
Problem Display
PID: 135735 (Q3r3/7N/3B1p1K/1B3P1P/1n4k1/rb2pR1R/2N5/b3n3 w - - 0 1)
Ancin, Andrej
Problem (Zagreb), 1962
#2
10 + 9
| 14649 | Andrej Ancin - Chess Compositions | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Re4
- 2.Qxe4#
- 1...Re5
- 2.Sxf6#
- 1...Re6
- 2.Qg8#
- 1...Rxa8
- 2.Sxe3#
- 1...Rb8
- 2.Sxe3#
- 2.Qe4#
- 1...Rc8
- 2.Sxe3#
- 2.Qe4#
- 1...Rd8
- 2.Sxe3#
- 2.Qe4#
- 1...Rf8
- 2.Sxe3#
- 2.Qe4#
- 1...Rg8
- 2.Sxe3#
- 2.Qe4#
- 1...Rh8
- 2.Sxe3#
- 2.Qe4#
- 1...Be5
- 2.Sxe3#
- 1...Be6
- 2.Qe4#
- 1...Sxf3
- 2.Qxf3#
- 1...Re4
- Tries
- 1.Sxa1?
- threat
- 2.Sxf6#
- 1...Sxf3
- 2.Qxf3#
- 1...Re6
- 2.Qg8#
- 1...Rf8
- 2.Qe4#
- 1...Rh8
- 2.Qe4#
- 1...Sd5!
- threat
- 1.Sd4?
- threat
- 2.Sxf6#
- 2.Rfg3#
- 1...Sxf3
- 2.Qxf3#
- 1...Re5
- 2.Sxf6#
- 1...Re6
- 2.Rfg3#
- 2.Qg8#
- 1...Rf8
- 2.Rfg3#
- 2.Qe4#
- 1...Rh8
- 2.Rfg3#
- 2.Qe4#
- 1...Sd5
- 2.Rfg3#
- 1...Bxd4!
- threat
- 1.Be5?
- threat
- 2.Sxe3#
- 2.Sxf6#
- 2.Qe4#
- 1...Raxa8
- 2.Sxe3#
- 2.Sxf6#
- 1...Rxe5
- 2.Sxf6#
- 1...Rexa8
- 2.Sxe3#
- 2.Sxf6#
- 1...Bxe5
- 2.Sxe3#
- 1...Bxc2
- 2.Sxf6#
- 1...Sexc2
- 2.Sxf6#
- 2.Qe4#
- 1...Sxf3
- 2.Qxf3#
- 1...Sbxc2
- 2.Sxf6#
- 2.Qe4#
- 1...fxe5
- 2.Sxe3#
- 2.Sf6#
- 2.Qe4#
- 1...Ra6
- 2.Sxe3#
- 2.Qe4#
- 1...Re6
- 2.Sxe3#
- 2.Qe4#
- 2.Qg8#
- 1...Rf8
- 2.Sxe3#
- 2.Qe4#
- 1...Rh8
- 2.Sxe3#
- 2.Qe4#
- 1...Bd4
- 2.Sxf6#
- 2.Qe4#
- 1...Ba2
- 2.Sxf6#
- 2.Qe4#
- 1...Ba4
- 2.Sxf6#
- 2.Qe4#
- 1...Bc4
- 2.Sxf6#
- 2.Qe4#
- 1...Bd5
- 2.Sxf6#
- 1...Be6
- 2.Sxf6#
- 2.Qe4#
- 1...Bf7
- 2.Sxf6#
- 2.Qe4#
- 1...Bg8
- 2.Sxf6#
- 2.Qe4#
- 1...Sg2
- 2.Sxf6#
- 1...Sed3
- 2.Sxe3#
- 2.Sxf6#
- 1...Sbd3
- 2.Sxe3#
- 2.Sxf6#
- 1...Sc6
- 2.Sxe3#
- 2.Sxf6#
- 1...e2
- 2.Se3#
- 2.Sxf6#
- 2.Qe4#
- 1...Sd5!
- threat
- 1.Qxe8?
- threat
- 2.Sxe3#
- 2.Qg6#
- 2.Qe4#
- 1...Bxc2
- 2.Qg6#
- 2.Qg8#
- 1...Sexc2
- 2.Qg6#
- 2.Qe4#
- 1...Sbxc2
- 2.Qg6#
- 2.Qe4#
- 1...Sd5
- 2.Qg6#
- 2.Qg8#
- 1...Bd4
- 2.Qg6#
- 2.Qe4#
- 1...Be5
- 2.Sxe3#
- 2.Qg6#
- 1...Ba2
- 2.Qg6#
- 2.Qe4#
- 1...Ba4
- 2.Qg6#
- 2.Qe4#
- 2.Qg8#
- 1...Bc4
- 2.Qg6#
- 2.Qe4#
- 1...Bd5
- 2.Qg6#
- 1...Be6
- 2.Qg6#
- 1...Bf7
- 2.Qe4#
- 1...Bg8
- 2.Qg6#
- 2.Qe4#
- 2.Qxg8#
- 1...Sg2
- 2.Qg6#
- 1...Sed3
- 2.Sxe3#
- 2.Qg6#
- 1...Sbd3
- 2.Sxe3#
- 2.Qg6#
- 1...e2
- 2.Se3#
- 2.Qg6#
- 2.Qe4#
- 1...Sxf3!
- threat
- 1.Sxa1?
- Keys
- 1.Bd7!
- threat
- 2.Rfg3#
- 1...Sxf3
- 2.Qxf3#
- 1...Re5
- 2.Sxf6#
- 1...Re6
- 2.Qg8#
- 1...Be5
- 2.Sxe3#
- 1...Be6
- 2.Qe4#
- threat
- 1.Bd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- R(i);N_GUARD::QAR2(J),XR(i)
- R(i);S_CUTB(a)::S(I),XP(h)
- R(i);OGATE::QAR(J)
- R(i);N_GUARD,XQ(J)::S(A),XP(e)
- B(a);S_CUTR(i)::S(A),XP(e)
- B(d);S_CUTR(i)::QAR2(J)
- S(b);OGATE,XR(B)::QAB1(J),XS(b)
- Tries
- Try
- S(A);XB(a)
- Threat
- S(I),XP(h)
- Vars
- S(b);OGATE,XR(B)::QAB1(J),XS(b)
- R(i);OGATE::QAR(J)
- R(i);N_GUARD::QAR2(J)
- R(i);N_GUARD,P_PINS(I)::QAR2(J)
- Refutation
- S(f);
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- S(b);OGATE,XR(B)::QAB1(J),XS(b)
- R(i);::S(I),XP(h)
- S(f);::R1(B)
- Refutation
- B(a);XS(A)
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- R(i);XB(G)::S(I),XP(h)
- B(a);XB(G)::S(A),XP(e)
- B(d);XS(A)::S(I),XP(h)
- S(b);OGATE,XR(B)::QAB1(J),XS(b)
- B(d);::S(I),XP(h)
- S(b);::S(I),XP(h)
- Refutation
- S(f);
- Try
- Q(J);XR(i)
- Threat
- DUALS(3)
- Vars
- B(d);::QAR2(J)
- S(b);::QAR2(J)
- Refutation
- S(b);XR(B)
- Try
- Actual
- B(D);
- Threat
- R1(B)
- Vars
- S(b);OGATE,XR(B)::QAB1(J),XS(b)
- R(i);S_CUTB(a)::S(I),XP(h)
- R(i);OGATE::QAR(J)
- B(a);S_CUTR(i)::S(A),XP(e)
- B(d);S_CUTR(i)::QAR2(J)
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