MESON Chess Problem Database
Problem Display
PID: 71115 (8/8/5p2/5R2/2pkp1p1/3p2K1/1P1P1PP1/3Q1B2 w - - 0 1)
Harley, Brian
Bristol Times, 1925
#2
8 + 6
| 5454 | Near Snap | 2016 |
SOLUTION
- SOUND
- Sets
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qxg4#
- 1...c3
- Tries
- 1.Kh2?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qxg4#
- 1...g3+!
- 1...c3
- 1.Kf4?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.dxe3#
- 2.fxe3#
- 1...g3!
- 1...c3
- 1.Kxg4?
- 1...c3
- 2.Qa4#
- 1...e3!
- 1...c3
- 1.Kh4?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qxg4#
- 1...g3!
- 1...c3
- 1.Ra5?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qxg4#
- 1...f5!
- 1...c3
- 1.Rb5?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qxg4#
- 1...f5!
- 1...c3
- 1.Rh5?
- 1...c3
- 2.Qa4#
- 1...e3
- 2.Qxg4#
- 1...f5!
- 1...c3
- 1.Qa1?
- threat
- 2.Qa7#
- 1...c3
- 2.Qa4#
- 1...e3!
- threat
- 1.Qc1?
- threat
- 2.Qc3#
- 1...c3
- 2.Qxc3#
- 1...e3!
- threat
- 1.Qe1?
- threat
- 2.Qe3#
- 1...e3
- 2.Qxe3#
- 1...c3!
- threat
- 1.Kh2?
- Keys
- 1.Bxd3!
- 1...Kxd3
- 2.Rd5#
- 1...cxd3
- 2.Qa4#
- 1...exd3
- 2.Qxg4#
- 1...c3
- 2.dxc3#
- 1...e3
- 2.dxe3#
- 1...Kxd3
- 1.Bxd3!
This anticipates 157911(1974)
This is a version of 17159
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- P(b);OGATEB::QAR(A)
- P(d);OGATEB::QAR(A),XP(e)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- P(b);OGATEB::QAR(A)
- P(d);OGATEB::QAR(A),XP(e)
- Refutation
- P(e);CHECK
- Try
- K(G);S_FLIGHT
- Vars
- P(b);OGATEB::QAR(A)
- Refutation
- P(e);
- Try
- K(G);P-FLIGHT,XP(e)
- Vars
- P(b);OGATEB::QAR(A)
- Refutation
- P(d);
- Try
- K(G);S_FLIGHT
- Vars
- P(b);OGATEB::QAR(A)
- P(d);OGATEB::QAR(A),XP(e)
- Refutation
- P(e);
- Try
- R(H);
- Vars
- P(b);OGATEB::QAR(A)
- P(d);OGATEB::QAR(A),XP(e)
- Refutation
- P(f);
- Try
- R(H);
- Vars
- P(b);OGATEB::QAR(A)
- P(d);OGATEB::QAR(A),XP(e)
- Refutation
- P(f);
- Try
- R(H);
- Vars
- P(b);OGATEB::QAR(A)
- P(d);OGATEB::QAR(A),XP(e)
- Refutation
- P(f);
- Try
- Q(A);
- Threat
- QAB(A)
- Vars
- P(b);OGATEB::QAR(A)
- Refutation
- P(d);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- P(b);::QAB1(A),XP(b)
- Refutation
- P(d);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- P(d);::QAB1(A),XP(d)
- Refutation
- P(b);
- Try
- Actual
- B(B);XP(a)
- Vars
- K(c);P-FLIGHT,XB(B)::R(H)
- P(b);OGATEB,SBLOCK,XB(B)::QAR(A)
- P(d);OGATEB,SBLOCK,XB(B)::QAR(A),XP(e)
- P(b);OGATE::P(D),XP(b)
- P(d);OGATE::P(D),XP(d)
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