MESON Chess Problem Database
Problem Display
PID: 84685 (3b1B2/2nK4/1p6/3k1NrR/1P1N1P2/QP1bPP2/2pRp1n1/6q1 w - - 0 1)
Fillery, William Edmund Frank
Canadian Chess Chat, 1983
#2
12 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rg3
- 2.Se7#
- 1...Rg4
- 2.Se7#
- 1...Rg6
- 2.Se7#
- 1...Rg7+
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Bc4
- 2.e4#
- 1...Bb5+
- 2.Sxb5#
- 1...Bxf5+
- 2.Sxf5#
- 1...Ba6
- 2.Sb5#
- 2.e4#
- 1...Be7
- 2.Sxe7#
- 1...Sb5
- 2.Qa8#
- 1...Se6
- 2.Qa8#
- 1...Sa8
- 2.Qxa8#
- 1...Se8
- 2.Qa8#
- 1...Rg3
- Tries
- 1.Sxe2?
- threat
- 2.Sc3#
- 2.Rxd3#
- 2.e4#
- 1...Rg7+
- 2.Se7#
- 1...Qxe3
- 2.Sc3#
- 1...Sxe3
- 2.Sc3#
- 2.Rxd3#
- 1...c1Q
- 2.Rxd3#
- 2.e4#
- 1...c1S
- 2.Sc3#
- 2.e4#
- 1...c1R
- 2.Rxd3#
- 2.e4#
- 1...Qa1
- 2.e4#
- 1...Qd1
- 2.Sc3#
- 2.e4#
- 1...Bf6
- 2.e4#
- 1...Se1
- 2.Sc3#
- 2.e4#
- 1...Sb5
- 2.Qa8#
- 2.e4#
- 1...Se6
- 2.Sc3#
- 2.Qa8#
- 2.e4#
- 1...Sxf4!
- threat
- 1.Sb5?
- threat
- 2.Sc3#
- 2.Rxd3#
- 2.e4#
- 1...Rg7+
- 2.Se7#
- 1...Qxe3
- 2.Sc3#
- 1...Sxe3
- 2.Sc3#
- 2.Rxd3#
- 1...Sxb5
- 2.Qa8#
- 2.e4#
- 1...c1Q
- 2.Rxd3#
- 2.e4#
- 1...c1S
- 2.Sc3#
- 2.e4#
- 1...c1R
- 2.Rxd3#
- 2.e4#
- 1...e1Q
- 2.Sc3#
- 2.Rxd3#
- 1...e1S
- 2.Sc3#
- 2.e4#
- 1...e1R
- 2.Sc3#
- 2.Rxd3#
- 1...Qa1
- 2.e4#
- 1...Qd1
- 2.Sc3#
- 2.e4#
- 1...Bf6
- 2.Sxc7#
- 2.e4#
- 1...Se1
- 2.Sc3#
- 2.e4#
- 1...Se6
- 2.Sc3#
- 2.Qa8#
- 2.e4#
- 1...Sxf4!
- threat
- 1.Sc6?
- threat
- 2.Rxd3#
- 2.e4#
- 1...Rg7+
- 2.Sfe7#
- 1...Sxe3
- 2.Rxd3#
- 1...Sxf4
- 2.e4#
- 1...c1S
- 2.e4#
- 1...e1Q
- 2.Rxd3#
- 1...e1S
- 2.e4#
- 1...e1R
- 2.Rxd3#
- 1...Qa1
- 2.e4#
- 1...Qd1
- 2.e4#
- 1...Bf6
- 2.e4#
- 1...Se1
- 2.e4#
- 1...Sb5
- 2.e4#
- 1...Se6
- 2.e4#
- 1...Qxe3!
- threat
- 1.Sxe2?
- Keys
- 1.b5!
- threat
- 2.Qd6#
- 1...Rg7+
- 2.Se7#
- 1...Bxb5+
- 2.Sxb5#
- 1...Bxf5+
- 2.Sxf5#
- 1...Sxb5
- 2.Qa8#
- 1...Rg6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Se8
- 2.Qa8#
- threat
- 1.b5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- R(g);::R(J)+S(I),DCHECK
- R(g);CHECK::R(J)+S(I),DCHECK
- B(e);N_GUARD::P(D)
- B(e);CHECK::R(A)+S(G),XB(e)
- B(e);CHECK,XS(I)::R(A)+S(G),XB(e)
- B(j);N_GUARD::S(I),XB(j)
- S(i);N_GUARD::QAB(B)
- S(i);N_GUARD::QAB(B),XS(i)
- Tries
- Try
- S(G);P_PINB(e),XP(c)
- Threat
- DUALS(3)
- Vars
- R(g);CHECK::R(J)+S(I),DCHECK
- Q(a);XP(D)::S(G)
- Q(a);::P(D)
- B(j);::P(D)
- Refutation
- S(d);XP(H)
- Try
- S(G);P_PINB(e)
- Threat
- DUALS(3)
- Vars
- R(g);CHECK::R(J)+S(I),DCHECK
- Q(a);XP(D)::S(G)
- Q(a);::P(D)
- Refutation
- S(d);XP(H)
- Try
- S(G);P_PINB(e)
- Threat
- DUALS(2)
- Vars
- R(g);CHECK::R(J)+S(I),DCHECK
- S(d);XP(D)::R(A),XB(e)
- S(d);XP(H)::P(D)
- P(b);::P(D)
- P(c);::R(A),XB(e)
- P(c);::P(D)
- Q(a);::P(D)
- B(j);::P(D)
- S(d);::P(D)
- S(i);::P(D)
- Refutation
- Q(a);XP(D)
- Try
- Actual
- P(F);
- Threat
- QAR1(B)
- Vars
- R(g);CHECK::R(J)+S(I),DCHECK
- B(e);CHECK,XP(F)::R(A)+S(G),XB(e)
- B(e);CHECK,XS(I)::R(A)+S(G),XB(e)
- S(i);N_GUARD,XP(F)::QAB(B)
- R(g);::R(J)+S(I),DCHECK
- B(j);N_GUARD::S(I),XB(j)
- S(i);N_GUARD::QAB(B)
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