MESON Chess Problem Database
Problem Display
PID: 91457 (2r5/4p2b/2p3pK/NpN5/1P1kPBp1/R1n5/Bn3b2/7Q w - - 0 1)
Taraba, Jozef
Probleemblad, 1982
#2
9 + 11
| 702 | Phenix | 1989 |
| 14580 | Chess Compositions (Taraba) | 2009 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Sxc6#
- 1...Rb8
- 2.Sxc6#
- 1...Rd8
- 2.Sxc6#
- 1...Re8
- 2.Sxc6#
- 1...Rf8
- 2.Sxc6#
- 1...Rg8
- 2.Sxc6#
- 1...Rh8
- 2.Sxc6#
- 1...Bg1
- 2.Qxg1#
- 1...Sd3
- 2.Scb3#
- 2.Se6#
- 1...Sc4
- 2.Sab3#
- 1...Sb1
- 2.Se6#
- 1...Sd1
- 2.Se6#
- 1...Sxa2
- 2.Se6#
- 1...Se2
- 2.Se6#
- 1...Sa4
- 2.Se6#
- 1...Sxe4
- 2.Se6#
- 2.Qxe4#
- 1...Sd5
- 2.Se6#
- 1...Ra8
- Tries
- 1.Bb1?
- threat
- 2.Scb3#
- 2.Se6#
- 1...Sxb1
- 2.Se6#
- 1...Sxe4
- 2.Qxe4#
- 1...Scd1
- 2.Se6#
- 1...Sa2
- 2.Se6#
- 1...Se2
- 2.Se6#
- 1...Sca4
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...e6
- 2.Scb3#
- 2.Sxe6#
- 1...Bg8!
- threat
- 1.Bc4?
- threat
- 2.Scb3#
- 2.Se6#
- 1...Sxc4
- 2.Sab3#
- 1...Sxe4
- 2.Se6#
- 2.Qxe4#
- 1...Bg8
- 2.Scb3#
- 1...Sb1
- 2.Se6#
- 1...Scd1
- 2.Se6#
- 1...Sa2
- 2.Se6#
- 1...Se2
- 2.Se6#
- 1...Sca4
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...e6
- 2.Scb3#
- 2.Sxe6#
- 1...bxc4!
- threat
- 1.Bd5?
- threat
- 2.Sab3#
- 1...Sxe4
- 2.Qxe4#
- 1...Sxd5
- 2.Se6#
- 1...Sb1
- 2.Se6#
- 1...Scd1
- 2.Se6#
- 1...Sa2
- 2.Se6#
- 1...Se2
- 2.Se6#
- 1...Sca4
- 2.Se6#
- 1...cxd5!
- threat
- 1.Bf7?
- threat
- 2.Sab3#
- 1...Sxe4
- 2.Qxe4#
- 1...Sb1
- 2.Se6#
- 1...Scd1
- 2.Se6#
- 1...Sa2
- 2.Se6#
- 1...Se2
- 2.Se6#
- 1...Sca4
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...e6!
- threat
- 1.Qf3?
- threat
- 2.Scb3#
- 2.Se6#
- 2.Qxf2#
- 2.Qxc3#
- 1...Sxa2
- 2.Scb3#
- 2.Se6#
- 2.Qxf2#
- 1...Sxe4
- 2.Se6#
- 2.Qxe4#
- 1...Be1
- 2.Scb3#
- 2.Se6#
- 2.Qe3#
- 1...Bg1
- 2.Scb3#
- 2.Se6#
- 2.Qxc3#
- 1...Be3
- 2.Qxe3#
- 1...Bg3
- 2.Scb3#
- 2.Se6#
- 2.Qxc3#
- 2.Qe3#
- 1...Bh4
- 2.Scb3#
- 2.Se6#
- 2.Qxc3#
- 2.Qe3#
- 1...Bg8
- 2.Qxf2#
- 2.Qxc3#
- 1...Sbd1
- 2.Scb3#
- 2.Se6#
- 2.Qd3#
- 1...Sd3
- 2.Scb3#
- 2.Se6#
- 2.Qxd3#
- 1...Sba4
- 2.Scb3#
- 2.Se6#
- 2.Qxf2#
- 2.Qd3#
- 1...Sc4
- 2.Sab3#
- 2.Scb3#
- 2.Se6#
- 2.Qxc3#
- 2.Qd3#
- 1...Sb1
- 2.Scb3#
- 2.Se6#
- 2.Qxf2#
- 1...Scd1
- 2.Scb3#
- 2.Se6#
- 1...Se2
- 2.Scb3#
- 2.Se6#
- 2.Qxf2#
- 1...Sca4
- 2.Scb3#
- 2.Se6#
- 2.Qxf2#
- 1...Sd5
- 2.Scb3#
- 2.Se6#
- 1...g3
- 2.Scb3#
- 2.Se6#
- 2.Qxc3#
- 1...e6
- 2.Scb3#
- 2.Sxe6#
- 2.Qxf2#
- 2.Qxc3#
- 1...gxf3!
- threat
- 1.Qe1?
- threat
- 2.Qxf2#
- 2.Qxc3#
- 1...Sxa2
- 2.Se6#
- 2.Qxf2#
- 1...Sxe4
- 2.Se6#
- 2.Qxe4#
- 1...Bg1
- 2.Qxc3#
- 2.Qxg1#
- 1...Be3
- 2.Qxc3#
- 2.Qxe3#
- 1...Bg3
- 2.Qxc3#
- 2.Qe3#
- 1...Bh4
- 2.Qxc3#
- 2.Qe3#
- 1...Sbd1
- 2.Qd2#
- 1...Sd3
- 2.Scb3#
- 2.Se6#
- 2.Qxc3#
- 1...Sba4
- 2.Qd2#
- 2.Qxf2#
- 1...Sc4
- 2.Sab3#
- 2.Qxc3#
- 1...Sb1
- 2.Se6#
- 2.Qxf2#
- 1...Scd1
- 2.Se6#
- 1...Se2
- 2.Qxf2#
- 1...Sca4
- 2.Se6#
- 2.Qxf2#
- 1...Sd5
- 2.Se6#
- 1...g3
- 2.Qxc3#
- 1...Bxe1!
- threat
- 1.Bb1?
- Keys
- 1.Qc1!
- threat
- 2.Qxc3#
- 1...Sxa2
- 2.Sab3#
- 1...Sxe4
- 2.Se6#
- 1...Be1
- 2.Qe3#
- 1...Sbd1
- 2.Qd2#
- 1...Sba4
- 2.Qd2#
- 1...Sb1
- 2.Sab3#
- 1...Scd1
- 2.Sab3#
- 1...Se2
- 2.Sab3#
- 1...Sca4
- 2.Sab3#
- 1...Sd5
- 2.Sab3#
- threat
- 1.Qc1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 4
- REMOVED MATES = 9
- Sets
- R(k);N_GUARD::S(G),XP(g)
- B(b);OGATEB::QAB(A),XB(b)
- S(a);SBLOCK::S(G)
- S(c);::S(H)
- S(c);XB(B)::S(H)
- Tries
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- S(c);XB(B)::S(H)
- S(c);OGATE,XP(E)::QAR1(A),XS(c)
- S(c);::S(H)
- Refutation
- B(j);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- S(a);SBLOCK,XB(B)::S(G)
- B(j);::S(H)
- S(c);::S(H)
- Refutation
- P(f);XB(B)
- Try
- B(B);
- Threat
- S(G)
- Vars
- S(c);OGATE,XP(E)::QAR1(A),XS(c)
- S(c);XB(B)::S(H)
- S(c);::S(H)
- Refutation
- P(g);XB(B)
- Try
- B(B);
- Threat
- S(G)
- Vars
- S(c);OGATE,XP(E)::QAR1(A),XS(c)
- S(c);::S(H)
- Refutation
- P(i);
- Try
- Q(A);
- Threat
- DUALS(4)
- Vars
- B(b);N_GUARD,P_PINB(F)::QAB1(A),XB(b)
- Refutation
- P(e);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD::QAR2(A)
- S(c);::S(H)
- S(c);::QAB(A),XB(b)
- P(e);::QAB1(A),XS(c)
- Refutation
- B(b);XQ(A)
- Try
- Actual
- Q(A);
- Threat
- QAB1(A),XS(c)
- Vars
- S(c);XB(B)::S(G)
- S(c);SBLOCK,XP(E)::S(H)
- B(b);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAR2(A)
- S(c);::S(G)
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