MESON Chess Problem Database
Problem Display
PID: 60657 (n5Q1/pr5p/N3RPN1/3P4/6R1/1P1k4/1P1p3r/nK1B2b1 w - - 0 1)
McIntyre, Donald Glenoe
Australasian (The), 1910
#2
11 + 9
| 5639 | Some Problems For My Friends | 1957 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Be2#
- 1...Re2
- 2.Bxe2#
- 1...Rf2
- 2.Sc5#
- 1...Rh3
- 2.Be2#
- 1...Rh4
- 2.Be2#
- 1...Rh5
- 2.Be2#
- 1...Rh6
- 2.Be2#
- 1...Rb4
- 2.Sxb4#
- 1...Rc7
- 2.Sb4#
- 1...Rd7
- 2.Sb4#
- 1...Re7
- 2.Sb4#
- 1...Rf7
- 2.Sb4#
- 1...Rg7
- 2.Sb4#
- 1...Bf2
- 2.Be2#
- 1...Be3
- 2.Se5#
- 1...Bd4
- 2.Sf4#
- 1...Bc5
- 2.Sxc5#
- 1...Bb6
- 2.Sb4#
- 1...Sc2
- 2.Bxc2#
- 1...Sxb3
- 2.Bc2#
- 1...Sb6
- 2.Sb4#
- 1...hxg6
- 2.Qxg6#
- 1...Rh1
- Tries
- 1.Ra4?
- threat
- 2.Sf4#
- 1...hxg6
- 2.Qxg6#
- 1...Rf2
- 2.Sc5#
- 1...Rh4
- 2.Be2#
- 1...Be3
- 2.Se5#
- 1...Rb4!
- threat
- 1.Rb4?
- threat
- 2.Sf4#
- 1...hxg6
- 2.Qxg6#
- 1...Rf2
- 2.Sc5#
- 1...Rh4
- 2.Be2#
- 1...Be3
- 2.Se5#
- 1...Rxb4!
- threat
- 1.Rd4+?
- 1...Bxd4
- 2.Sf4#
- 1...Kxd4!
- 1...Bxd4
- 1.Re3+?
- 1...Bxe3
- 2.Se5#
- 1...Kxe3!
- 1...Bxe3
- 1.Qc8?
- threat
- 2.Qc3#
- 2.Qc4#
- 1...Rxb3
- 2.Qc4#
- 1...Rb4
- 2.Sxb4#
- 2.Qc3#
- 1...Rc7
- 2.Sb4#
- 1...Bd4
- 2.Sf4#
- 2.Qc4#
- 1...Bc5
- 2.Sxc5#
- 1...Sb6
- 2.Sb4#
- 2.Qc3#
- 1...Sc7!
- threat
- 1.Ra4?
- Keys
- 1.Qxh7!
- 1...Rhxh7
- 2.Be2#
- 1...Rxb3
- 2.Sh4#
- 1...Rbxh7
- 2.Sb4#
- 1...Sxb3
- 2.Bc2#
- 1...Rg2
- 2.Se7#
- 1...Rh1
- 2.Be2#
- 1...Re2
- 2.Bxe2#
- 1...Rf2
- 2.Sc5#
- 1...Rh3
- 2.Be2#
- 1...Rh4
- 2.Be2#
- 1...Rh5
- 2.Be2#
- 1...Rh6
- 2.Be2#
- 1...Rb4
- 2.Sxb4#
- 1...Rb5
- 2.Sh4#
- 1...Rb6
- 2.Sh4#
- 1...Rc7
- 2.Sb4#
- 1...Rd7
- 2.Sb4#
- 1...Re7
- 2.Sb4#
- 1...Rf7
- 2.Sb4#
- 1...Rg7
- 2.Sb4#
- 1...Rb8
- 2.Sh4#
- 1...Bf2
- 2.Be2#
- 1...Be3
- 2.Se5#
- 1...Bd4
- 2.Sf4#
- 1...Bc5
- 2.Sxc5#
- 1...Bb6
- 2.Sb4#
- 1...Sc2
- 2.Bxc2#
- 1...Sb6
- 2.Sb4#
- 1...Sc7
- 2.Sh4#
- 1...Rhxh7
- 1.Qxh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 1
- Sets
- R(d);N_GUARD::B(B)
- R(d);N_GUARD::B(B),XR(d)
- R(d);S_CUTB(b)::S(G)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::S(G)
- B(b);S_CUTR(d)::B(B)
- B(b);SBLOCK::S(J)
- B(b);N_GUARD::S(G),XB(b)
- B(b);S_CUTR(g)::S(G)
- S(a);N_GUARD::B(B),XS(a)
- S(a);N_GUARD,XP(D)::B(B)
- S(i);S_CUTR(g)::S(G)
- P(h);OGATE,XS(J)::QAB(K),XP(h)
- Tries
- Try
- R(E);
- Threat
- S(J)
- Vars
- P(h);OGATE,XS(J)::QAB(K),XP(h)
- R(d);S_CUTB(b)::S(G)
- R(d);N_GUARD::B(B)
- B(b);SBLOCK::S(J)
- Refutation
- R(g);
- Try
- R(E);
- Threat
- S(J)
- Vars
- P(h);OGATE,XS(J)::QAB(K),XP(h)
- R(d);S_CUTB(b)::S(G)
- R(d);N_GUARD::B(B)
- B(b);SBLOCK::S(J)
- Refutation
- R(g);XR(E)
- Try
- R(E);CHECK
- Vars
- B(b);SBLOCK,XR(E)::S(J)
- Refutation
- K(e);P-FLIGHT,XR(E)
- Try
- R(H);CHECK
- Vars
- B(b);SBLOCK,XR(H)::S(J)
- Refutation
- K(e);P-FLIGHT,XR(H)
- Try
- Q(K);
- Threat
- DUALS(2)
- Vars
- R(g);P_PINP(C),XP(D)::QAB1(K)
- R(g);N_GUARD::S(G)
- B(b);N_GUARD::S(G),XB(b)
- Refutation
- S(i);
- Try
- Actual
- Q(K);XP(h)
- Vars
- R(d);N_GUARD,XQ(K)::B(B)
- R(g);N_GUARD,P_PINP(C),XP(D)::QAB(K)+S(J)
- R(g);N_GUARD,XQ(K)::S(G)
- S(a);N_GUARD,XP(D)::B(B)
- R(d);N_GUARD::QAB(K)+S(J)
- R(d);N_GUARD::B(B)
- R(d);N_GUARD::B(B),XR(d)
- R(d);S_CUTB(b)::S(G)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD::QAB(K)+S(J)
- R(g);N_GUARD::S(G)
- B(b);S_CUTR(d)::B(B)
- B(b);SBLOCK::QAB(K)+S(J),DCHECK
- B(b);N_GUARD::S(G),XB(b)
- B(b);S_CUTR(g)::S(G)
- S(a);N_GUARD::B(B),XS(a)
- S(i);S_CUTR(g)::S(G)
- S(i);S_CUTR(g)::QAB(K)+S(J)
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