MESON Chess Problem Database
Problem Display
PID: 160133 (6q1/3p2p1/4P3/2N1QP2/PpkNp2n/4B3/1p1P4/2n2K2 w - - 0 1)
Sikdar, Niharendu
British Chess Magazine, 2003
#2
9 + 9
SOLUTION
- SOUND
- Tries
- 1.Sdb3?
- threat
- 2.Sa5#
- 2.Qd4#
- 2.Qxe4#
- 1...Qxe6
- 2.Sa5#
- 2.Qd4#
- 1...Sxf5
- 2.Sa5#
- 1...b1Q
- 2.Sa5#
- 2.Qd4#
- 1...b1B
- 2.Sa5#
- 2.Qd4#
- 1...Qa8
- 2.Qd4#
- 1...Qd8
- 2.Qd4#
- 2.Qxe4#
- 1...Se2
- 2.Sa5#
- 1...Sf3
- 2.Sa5#
- 1...d5
- 2.Sa5#
- 2.Qd4#
- 1...Sxb3!
- threat
- 1.Sb5?
- threat
- 2.Sd6#
- 2.Qd4#
- 2.Qxe4#
- 1...Qxe6
- 2.Qd4#
- 1...b3
- 2.Qd4#
- 2.Qxe4#
- 1...b1Q
- 2.Sd6#
- 2.Qd4#
- 1...b1B
- 2.Sd6#
- 2.Qd4#
- 1...Qa8
- 2.Sd6#
- 2.Qd4#
- 1...Qb8
- 2.Qd4#
- 2.Qxe4#
- 1...Qf8
- 2.Qd4#
- 2.Qxe4#
- 1...Se2
- 2.Sd6#
- 1...Sb3
- 2.Sd6#
- 1...Sf3
- 2.Sd6#
- 1...d5
- 2.Sd6#
- 2.Qd4#
- 1...d6
- 2.Sxd6#
- 2.Qd4#
- 2.Qxe4#
- 1...Sxf5!
- threat
- 1.Sc6?
- threat
- 2.Sa5#
- 2.Qd4#
- 2.Qxe4#
- 1...Qxe6
- 2.Sa5#
- 2.Qd4#
- 1...Sxf5
- 2.Sa5#
- 1...dxc6
- 2.Qd4#
- 2.Qxe4#
- 1...b1Q
- 2.Sa5#
- 2.Qd4#
- 1...b1B
- 2.Sa5#
- 2.Qd4#
- 1...Qa8
- 2.Qd4#
- 2.Qxe4#
- 1...Qd8
- 2.Qd4#
- 2.Qxe4#
- 1...Se2
- 2.Sa5#
- 1...Sf3
- 2.Sa5#
- 1...b3
- 2.Qd4#
- 2.Qxe4#
- 1...d5
- 2.Sa5#
- 2.Qd4#
- 1...Sb3!
- threat
- 1.Sd3?
- threat
- 2.Sxb2#
- 2.Qb5#
- 1...Kxd3
- 2.Qb5#
- 1...Sxd3
- 2.Qb5#
- 1...exd3
- 2.Qb5#
- 1...b1Q
- 2.Qb5#
- 1...b1S
- 2.Sb2#
- 2.Qb5#
- 1...b1B
- 2.Sb2#
- 2.Qb5#
- 1...b1R
- 2.Qb5#
- 1...Qb8
- 2.Sxb2#
- 1...b3
- 2.Qb5#
- 1...d5!
- threat
- 1.Sb7?
- threat
- 2.Qb5#
- 1...Kd3
- 2.Qb5#
- 1...d5!
- threat
- 1.Sxd7?
- threat
- 2.Qb5#
- 1...Kd3
- 2.Qb5#
- 1...Qb8!
- threat
- 1.Sdb3?
- Keys
- 1.Qxe4!
- threat
- 2.Sc2#
- 2.Se2#
- 2.Sdb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sc6#
- 1...Kxc5
- 2.Sb5#
- 1...Qxe6
- 2.Sdxe6#
- 1...Sxf5
- 2.Sxf5#
- 1...b3
- 2.Sc2#
- 2.Se2#
- 2.Sdxb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sc6#
- 1...b1Q
- 2.Sc2#
- 1...b1B
- 2.Sc2#
- 1...d5
- 2.Qc2#
- 1...Qa8
- 2.Sc6#
- 1...Se2
- 2.Sxe2#
- 1...Sb3
- 2.Sdxb3#
- 1...Sf3
- 2.Sxf3#
- threat
- 1.Qxe4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- S(f);XP(H)::S(E)
- Q(i);::QAR1(G)
- S(a);::S(E)
- S(f);::S(E)
- Refutation
- S(a);XS(E)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(i);XP(I)::QAR1(G)
- S(a);::S(E)
- S(f);::S(E)
- Refutation
- S(f);XP(H)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- S(f);XP(H)::S(E)
- S(a);::S(E)
- S(f);::S(E)
- Refutation
- S(a);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- K(d);S_FLIGHT,XS(F)::QAB(G)
- S(a);SBLOCK,XS(F)::QAB1(G)
- P(e);SBLOCK,XS(F)::QAB1(G)
- P(b);::QAB1(G)
- Q(i);::S(F),XP(b)
- P(c);::QAB1(G)
- Refutation
- P(g);
- Try
- S(F);
- Threat
- QAB1(G)
- Vars
- K(d);S_FLIGHT::QAB(G)
- Refutation
- P(g);
- Try
- S(F);XP(g)
- Threat
- QAB1(G)
- Vars
- K(d);S_FLIGHT::QAB(G)
- Refutation
- Q(i);
- Try
- Actual
- Q(G);XP(e)
- Threat
- DUALS(6)
- Vars
- K(d);P-FLIGHT,XS(F)::B(C)+S(E)
- Q(i);XP(I)::QAR(G)+S(E),XQ(i)
- S(f);XP(H)::QAR(G)+S(E),XS(f)
- P(b);::QAR(G)+S(E)
- P(g);SBLOCK::QAR2(G)
- Q(i);::QAR(G)+S(E)
- S(a);::QAR(G)+S(E),XS(a)
- S(f);::QAR(G)+S(E),XS(f)
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