MESON Chess Problem Database
Problem Display
PID: 153533 (8/2p5/2K5/6Pk/5n2/7P/3Q2N1/1BB5 w - - 0 1)
Dawson, Thomas Rayner
British Chess Magazine, 1948
#2
7 + 3
| 15256 | TRD Scrapbook | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Qxe2#
- 1...Sxh3
- 2.Qd1#
- 2.Qe2#
- 1...Sd5
- 2.Qd1#
- 2.Qe2#
- 1...Se6
- 2.Qd1#
- 2.Qe2#
- 1...Sg6
- 2.Qd1#
- 2.Qe2#
- 1...Se2
- Tries
- 1.Qe1?
- threat
- 2.Qh4#
- 1...Kxg5
- 2.Qh4#
- 1...Sd3
- 2.Qe8#
- 1...Sg6
- 2.Qd1#
- 2.Qe2#
- 1...Sxg2!
- threat
- 1.Qd1+?
- 1...Se2
- 2.Qxe2#
- 1...Kxg5!
- 1...Se2
- 1.Qc2?
- 1...Kxg5
- 2.Qg6#
- 1...Sxg2
- 2.Qh7#
- 1...Sxh3
- 2.Qd1#
- 2.Qe2#
- 1...Se2
- 2.Qg6#
- 2.Qh7#
- 2.Qxe2#
- 1...Sd5
- 2.Qd1#
- 2.Qg6#
- 2.Qh7#
- 2.Qe2#
- 1...Se6
- 2.Qd1#
- 2.Qg6#
- 2.Qh7#
- 2.Qe2#
- 1...Sg6
- 2.Qd1#
- 2.Qxg6#
- 2.Qe2#
- 1...Sd3!
- 1...Kxg5
- 1.Qf2?
- threat
- 2.Qh4#
- 1...Kxg5
- 2.Qh4#
- 1...Sd3
- 2.Qf7#
- 1...Sg6
- 2.Qe2#
- 2.Qf3#
- 1...Sxg2!
- threat
- 1.Qd3?
- 1...Kxg5
- 2.Qg6#
- 1...Sxg2
- 2.Qh7#
- 1...Sxh3
- 2.Qe2#
- 2.Qd1#
- 2.Qf3#
- 2.Qxh3#
- 1...Se2
- 2.Qxe2#
- 2.Qg6#
- 2.Qh7#
- 2.Qf3#
- 1...Sd5
- 2.Qe2#
- 2.Qg6#
- 2.Qh7#
- 2.Qd1#
- 2.Qf3#
- 1...Se6
- 2.Qe2#
- 2.Qg6#
- 2.Qh7#
- 2.Qd1#
- 2.Qf3#
- 1...Sg6
- 2.Qe2#
- 2.Qxg6#
- 2.Qd1#
- 2.Qf3#
- 1...Sxd3!
- 1...Kxg5
- 1.Qd6?
- threat
- 2.Qh6#
- 1...Kxg5
- 2.Qg6#
- 1...Sxh3
- 2.Qd1#
- 1...Se6
- 2.Qd1#
- 1...Sg6
- 2.Bxg6#
- 2.Qd1#
- 2.Qxg6#
- 1...cxd6!
- threat
- 1.Qd7?
- threat
- 2.Qg4#
- 1...Sxh3
- 2.Qxh3#
- 2.Qd1#
- 1...Sd3
- 2.Qe8#
- 2.Qf7#
- 2.Qh7#
- 1...Se6
- 2.Qe8#
- 2.Qd1#
- 2.Qf7#
- 2.Qh7#
- 1...Kxg5!
- threat
- 1.Qe1?
- Keys
- 1.Qd8!
- 1...Sxg2
- 2.Qh8#
- 1...Sxh3
- 2.Qd1#
- 1...Sd3
- 2.Qe8#
- 1...Se2
- 2.Qe8#
- 2.Qh8#
- 1...Sd5
- 2.Qe8#
- 2.Qh8#
- 1...Se6
- 2.Qd1#
- 2.Qe8#
- 2.Qh8#
- 1...Sg6
- 2.Qd1#
- 1...Sxg2
- 1.Qd8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- S(a);N_GUARD::QAB(C),XS(a)
- Tries
- Try
- Q(C);
- Threat
- QAR1(C)
- Vars
- K(b);P-FLIGHT,P_SPINS(a),XP(F)::QAB1(C)
- S(a);N_GUARD::QAB(C)
- Refutation
- S(a);XS(D)
- Try
- Q(C);CHECK
- Vars
- S(a);N_GUARD,P_SPINS(a)::QAB(C),XS(a)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a),XP(F)
- Try
- Q(C);
- Vars
- K(b);P-FLIGHT,P_SPINS(a),XP(F)::QAR1(C)
- S(a);XS(D)::QAR2(C)
- Refutation
- S(a);
- Try
- Q(C);
- Threat
- QAR1(C)
- Vars
- K(b);P-FLIGHT,P_SPINS(a),XP(F)::QAB1(C)
- S(a);OGATE::QAB(C)
- Refutation
- S(a);XS(D)
- Try
- Q(C);
- Vars
- K(b);P-FLIGHT,P_SPINS(a),XP(F)::QAR1(C)
- S(a);XS(D)::QAR2(C)
- Refutation
- S(a);XQ(C)
- Try
- Q(C);
- Threat
- QAR1(C)
- Vars
- K(b);P-FLIGHT,P_SPINS(a),XP(F)::QAR1(C)
- S(a);N_GUARD,XP(E)::QAB(C)
- S(a);N_GUARD::QAB(C)
- Refutation
- P(c);XQ(C)
- Try
- Q(C);
- Threat
- QAB1(C)
- Refutation
- K(b);P-FLIGHT,P_SPINS(a),XP(F)
- Try
- Actual
- Q(C);
- Vars
- S(a);XS(D)::QAR(C)
- S(a);N_GUARD,XP(E)::QAB(C)
- S(a);N_GUARD::QAB(C)
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