MESON Chess Problem Database
Problem Display
PID: 78373 (4n3/1r6/2R2nB1/N1bk3r/Kp1N2b1/4Q3/4p1q1/B7 w - - 0 1)
Shire, David J
Australian Chess, 2003
#2
7 + 10
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Qb3#
- 1...Rf5
- 2.Qe6#
- 1...Bf3
- 2.Qe6#
- 1...Be6
- 2.Qxe6#
- 1...Bxd4
- 2.Qxd4#
- 1...Re5
- Tries
- 1.Sxe2?
- threat
- 2.Sf4#
- 2.Qxc5#
- 2.Qb3#
- 1...Qxe2
- 2.Qxc5#
- 1...Bxe2
- 2.Qxc5#
- 2.Qe6#
- 1...Qf1
- 2.Qxc5#
- 2.Qb3#
- 1...Qf3
- 2.Qxc5#
- 1...Qh3
- 2.Sf4#
- 2.Qxc5#
- 1...Qe4
- 2.Qxc5#
- 1...Qg1
- 2.Sf4#
- 2.Qb3#
- 1...Qf2
- 2.Qb3#
- 1...Qh2
- 2.Qxc5#
- 2.Qb3#
- 1...Qg3
- 2.Qxc5#
- 1...Rh3
- 2.Sf4#
- 2.Qxc5#
- 2.Qe5#
- 1...Rf5
- 2.Qe6#
- 1...Rb5
- 2.Sf4#
- 2.Qb3#
- 1...Bf5
- 2.Sf4#
- 2.Qe5#
- 1...Bd4
- 2.Sf4#
- 2.Qxd4#
- 1...Bb6
- 2.Sf4#
- 2.Qb3#
- 1...Bd6
- 2.Qb3#
- 1...Ba7
- 2.Sf4#
- 2.Qb3#
- 1...Be7
- 2.Sf4#
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Bf8
- 2.Sf4#
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Se4
- 2.Sf4#
- 2.Qb3#
- 1...Sd7
- 2.Sf4#
- 2.Qb3#
- 1...Sd6
- 2.Sf4#
- 2.Rxc5#
- 1...b3
- 2.Sc3#
- 2.Sf4#
- 2.Qxc5#
- 1...Bxe3!
- threat
- 1.Sf3?
- threat
- 2.Qxc5#
- 2.Qb3#
- 1...Qxf3
- 2.Qxc5#
- 1...Qg1
- 2.Qb3#
- 1...Qf2
- 2.Qb3#
- 1...Rf5
- 2.Qe6#
- 1...Rb5
- 2.Qb3#
- 1...Bf5
- 2.Qe5#
- 1...Bd4
- 2.Qxd4#
- 2.Qb3#
- 1...Bb6
- 2.Qb3#
- 1...Bd6
- 2.Qb3#
- 1...Ba7
- 2.Qb3#
- 1...Be7
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Bf8
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Se4
- 2.Bxe4#
- 2.Qb3#
- 2.Qxe4#
- 1...Sd7
- 2.Be4#
- 2.Qb3#
- 2.Qe4#
- 1...Sd6
- 2.Rxc5#
- 1...b3
- 2.Qxc5#
- 1...Bxe3!
- threat
- 1.Sb5?
- threat
- 2.Rxc5#
- 2.Qxc5#
- 2.Qb3#
- 1...Rxb5
- 2.Qb3#
- 1...Qf3
- 2.Rxc5#
- 2.Qxc5#
- 1...Qh3
- 2.Rxc5#
- 2.Qxc5#
- 1...Qe4
- 2.Qxc5#
- 1...Qg1
- 2.Rxc5#
- 2.Qb3#
- 1...Qf2
- 2.Rxc5#
- 2.Qb3#
- 1...Qg3
- 2.Rxc5#
- 2.Qxc5#
- 1...Rh3
- 2.Rxc5#
- 2.Qxc5#
- 2.Qe5#
- 1...Re5
- 2.Qxc5#
- 2.Qb3#
- 2.Qxe5#
- 1...Rf5
- 2.Rxc5#
- 2.Qe6#
- 1...Rc7
- 2.Qxc5#
- 2.Qb3#
- 1...Bf5
- 2.Rxc5#
- 2.Qe5#
- 1...Bd4
- 2.Qxd4#
- 1...Bb6
- 2.Qb3#
- 1...Bd6
- 2.Qb3#
- 1...Ba7
- 2.Qb3#
- 1...Be7
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Bf8
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Se4
- 2.Qb3#
- 1...Sd7
- 2.Qb3#
- 1...Sd6
- 2.Rxc5#
- 1...b3
- 2.Sc3#
- 2.Rxc5#
- 2.Qxc5#
- 2.Qxb3#
- 1...Bxe3!
- threat
- 1.Sf5?
- threat
- 2.Rxc5#
- 2.Qe5#
- 2.Qe6#
- 1...Rxf5
- 2.Qe6#
- 1...Bxf5
- 2.Qe5#
- 1...Bxe3
- 2.Sxe3#
- 1...e1Q
- 2.Rxc5#
- 1...e1R
- 2.Rxc5#
- 1...Qe4
- 2.Qxc5#
- 1...Qh2
- 2.Rxc5#
- 2.Qe6#
- 1...Qg3
- 2.Rxc5#
- 2.Qe6#
- 1...Rb5
- 2.Bf7#
- 2.Qe5#
- 2.Qe6#
- 1...Rc7
- 2.Qe5#
- 2.Qe6#
- 1...Re7
- 2.Rxc5#
- 1...Bd4
- 2.Qxd4#
- 2.Qe6#
- 1...Bb6
- 2.Qe5#
- 2.Qe6#
- 1...Ba7
- 2.Qe5#
- 2.Qe6#
- 1...Be7
- 2.Bf7#
- 2.Qd4#
- 2.Qd3#
- 2.Qe5#
- 2.Qe6#
- 1...Bf8
- 2.Qd4#
- 2.Qd3#
- 2.Qe5#
- 2.Qe6#
- 1...Se4
- 2.Qb3#
- 1...Sd7
- 2.Bf7#
- 2.Qe6#
- 1...Sd6
- 2.Rxc5#
- 2.Qe5#
- 1...Sc7
- 2.Rxc5#
- 2.Qe5#
- 1...Sg7
- 2.Rxc5#
- 2.Qe5#
- 1...Bd6!
- threat
- 1.Bf7+?
- 1...Be6
- 2.Bxe6#
- 2.Qxe6#
- 1...Rxf7!
- 1...Be6
- 1.Sxe2?
- Keys
- 1.Sc2!
- threat
- 2.Qxc5#
- 2.Qb3#
- 1...Bxe3
- 2.Sxe3#
- 1...Qf3
- 2.Qxc5#
- 1...Qh3
- 2.Qxc5#
- 1...Qe4
- 2.Qxc5#
- 1...Qg1
- 2.Qb3#
- 1...Qf2
- 2.Qb3#
- 1...Qg3
- 2.Qxc5#
- 1...Rh3
- 2.Qxc5#
- 2.Qe5#
- 1...Rf5
- 2.Qe6#
- 1...Rb5
- 2.Qb3#
- 1...Bf5
- 2.Qe5#
- 1...Bd4
- 2.Qxd4#
- 1...Bb6
- 2.Sxb4#
- 2.Qb3#
- 1...Bd6
- 2.Qb3#
- 1...Ba7
- 2.Qb3#
- 1...Be7
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Bf8
- 2.Qd2#
- 2.Qd4#
- 2.Qb3#
- 2.Qd3#
- 1...Se4
- 2.Qb3#
- 1...Sd7
- 2.Qb3#
- 1...Sd6
- 2.Rxc5#
- 1...b3
- 2.Qxc5#
- threat
- 1.Sc2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 15
- REMOVED MATES = 3
- Sets
- R(g);SBLOCK::QAB(B)
- R(g);S_CUTB(d)::QAB1(B)
- B(d);N_GUARD::QAB1(B)
- B(d);N_GUARD::QAB1(B),XB(d)
- B(e);OGATE,XS(D)::QAR1(B),XB(e)
- Tries
- Try
- S(D);XP(a)
- Threat
- DUALS(3)
- Vars
- Q(b);XS(D)::QAR1(B),XB(e)
- Q(b);::QAR1(B),XB(e)
- Q(b);::QAB(B)
- R(g);S_CUTB(d)::QAB1(B)
- B(e);::QAB(B)
- Refutation
- B(e);XQ(B)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(b);XS(D)::QAR1(B),XB(e)
- Q(b);::QAB(B)
- R(g);S_CUTB(d)::QAB1(B)
- R(i);::QAB(B)
- B(d);S_CUTR(g)::QAR1(B)
- B(e);::QAB(B)
- S(j);SBLOCK::R1(F),XB(e)
- P(c);::QAR1(B),XB(e)
- Refutation
- B(e);XQ(B)
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- R(i);XS(D)::QAB(B)
- Q(b);::QAR1(B),XB(e)
- B(e);N_GUARD::QAR1(B),XB(e)
- B(e);::QAB(B)
- S(h);::QAB(B)
- S(j);::R1(F),XB(e)
- Refutation
- B(e);XQ(B)
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- R(g);XS(D)::QAB1(B)
- B(d);XS(D)::QAR1(B)
- B(e);XQ(B)::S(D),XB(e)
- P(a);::R1(F),XB(e)
- Q(b);SBLOCK::QAR1(B),XB(e)
- R(i);::R1(F),XB(e)
- S(h);SBLOCK::QAB(B)
- Refutation
- B(e);
- Try
- B(G);CHECK
- Refutation
- R(i);XB(G)
- Try
- Actual
- S(D);
- Threat
- DUALS(2)
- Vars
- B(e);XQ(B)::S(D),XB(e)
- Q(b);::QAR1(B),XB(e)
- Q(b);::QAB(B)
- R(g);S_CUTB(d)::QAB1(B)
- R(i);::QAB(B)
- B(d);S_CUTR(g)::QAR1(B)
- B(e);N_GUARD::QAR1(B),XB(e)
- B(e);::QAB(B)
- S(h);::QAB(B)
- S(j);SBLOCK::R1(F),XB(e)
- P(c);::QAR1(B),XB(e)
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