MESON Chess Problem Database
Problem Display
PID: 266229 (3n4/R3B1Q1/K1k1p1p1/4n1P1/5N2/2b5/B1N5/8 w - - 0 1)
Thomas, WO
Sunday Referee, 1937
(First published on Sun Jan 31 1937)
#2
8 + 6
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Sb4#
- 1...Be1
- 2.Sd4#
- 1...Bb2
- 2.Sb4#
- 1...Bd2
- 2.Sd4#
- 1...Bb4
- 2.Sxb4#
- 2.Sd4#
- 1...Bd4
- 2.Sb4#
- 2.Sxd4#
- 1...Ba5
- 2.Sd4#
- 1...Sf3
- 2.Qxc3#
- 1...Sg4
- 2.Qxc3#
- 1...Sef7
- 2.Qxc3#
- 1...Ba1
- Tries
- 1.Ba3?
- threat
- 2.Rc7#
- 2.Qc7#
- 1...Bb4
- 2.Qc7#
- 1...Ba5
- 2.Sd4#
- 1...Sd7
- 2.Qxd7#
- 1...Sef7
- 2.Qxc3#
- 1...Sb7
- 2.Qxb7#
- 1...Sdf7!
- threat
- 1.Bb4?
- threat
- 2.Rc7#
- 2.Qc7#
- 1...Bxb4
- 2.Qc7#
- 1...Sd7
- 2.Qxd7#
- 1...Sef7
- 2.Qxc3#
- 1...Sb7
- 2.Qxb7#
- 1...Sdf7!
- threat
- 1.Bf8?
- threat
- 2.Rc7#
- 2.Qc7#
- 1...Ba5
- 2.Sd4#
- 1...Sd7
- 2.Qxd7#
- 1...Sef7
- 2.Qxc3#
- 1...Sb7
- 2.Qxb7#
- 1...Sdf7!
- threat
- 1.Qxe5?
- threat
- 2.Rc7#
- 2.Qxc3#
- 2.Qd6#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 2.Qc5#
- 1...Bxe5
- 2.Sb4#
- 1...Ba5
- 2.Sd4#
- 2.Qd6#
- 2.Qe4#
- 2.Qb5#
- 2.Qc5#
- 1...Ba1
- 2.Sb4#
- 2.Rc7#
- 2.Qd6#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 2.Qc5#
- 1...Be1
- 2.Sd4#
- 2.Rc7#
- 2.Qd6#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 2.Qc5#
- 1...Bb2
- 2.Sb4#
- 2.Rc7#
- 2.Qd6#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 2.Qc5#
- 1...Bd2
- 2.Sd4#
- 2.Rc7#
- 2.Qd6#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 2.Qc5#
- 1...Bb4
- 2.Sxb4#
- 2.Sd4#
- 2.Rc7#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 1...Bd4
- 2.Sb4#
- 2.Sxd4#
- 2.Rc7#
- 2.Qd6#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 1...Sf7
- 2.Rc7#
- 2.Qxc3#
- 2.Qc7#
- 2.Qe4#
- 2.Qb5#
- 2.Qc5#
- 1...Sb7!
- threat
- 1.Qf8?
- 1...Sb7
- 2.Qc8#
- 1...Ba5
- 2.Sd4#
- 1...Ba1
- 2.Sb4#
- 1...Be1
- 2.Sd4#
- 1...Bb2
- 2.Sb4#
- 1...Bd2
- 2.Sd4#
- 1...Bb4
- 2.Sxb4#
- 2.Sd4#
- 1...Bd4
- 2.Sb4#
- 2.Sxd4#
- 1...Sd3
- 2.Qe8#
- 1...Sf3
- 2.Qe8#
- 1...Sc4
- 2.Qe8#
- 1...Sg4
- 2.Qe8#
- 1...Sef7
- 2.Qe8#
- 1...Sdf7
- 2.Qa8#
- 2.Qc8#
- 1...Sd7!
- 1...Sb7
- 1.Qg8?
- 1...Sb7
- 2.Qc8#
- 1...Ba5
- 2.Sd4#
- 1...Ba1
- 2.Sb4#
- 1...Be1
- 2.Sd4#
- 1...Bb2
- 2.Sb4#
- 1...Bd2
- 2.Sd4#
- 1...Bb4
- 2.Sxb4#
- 2.Sd4#
- 1...Bd4
- 2.Sb4#
- 2.Sxd4#
- 1...Sd3
- 2.Qe8#
- 1...Sf3
- 2.Qe8#
- 1...Sc4
- 2.Qe8#
- 1...Sg4
- 2.Qe8#
- 1...Sef7
- 2.Qe8#
- 1...Sdf7
- 2.Qa8#
- 2.Qc8#
- 1...Sd7!
- 1...Sb7
- 1.Ba3?
- Keys
- 1.Qh8!
- 1...Sb7
- 2.Qc8#
- 1...Ba5
- 2.Sd4#
- 1...Ba1
- 2.Sb4#
- 1...Be1
- 2.Sd4#
- 1...Bb2
- 2.Sb4#
- 1...Bd2
- 2.Sd4#
- 1...Bb4
- 2.Sxb4#
- 2.Sd4#
- 1...Bd4
- 2.Sb4#
- 2.Sxd4#
- 1...Sd3
- 2.Qh1#
- 2.Qe8#
- 1...Sf3
- 2.Qxc3#
- 2.Qe8#
- 1...Sc4
- 2.Qh1#
- 2.Qe8#
- 1...Sg4
- 2.Qxc3#
- 2.Qh1#
- 2.Qe8#
- 1...Sd7
- 2.Qh1#
- 1...Sef7
- 2.Qxc3#
- 2.Qh1#
- 2.Qe8#
- 1...Sdf7
- 2.Qa8#
- 2.Qc8#
- 1...Sb7
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- B(a);N_GUARD::S(B)
- S(b);OGATE::QAR(H),XB(a)
- Tries
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(a);::QAR1(H)
- B(a);N_GUARD::S(B)
- S(b);N_GUARD::QAB1(H),XS(b)
- S(b);OGATE::QAR(H),XB(a)
- S(f);N_GUARD::QAB1(H),XS(f)
- Refutation
- S(f);
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(a);XB(G)::QAR1(H)
- S(b);N_GUARD::QAB1(H),XS(b)
- S(b);OGATE::QAR(H),XB(a)
- S(f);N_GUARD::QAB1(H),XS(f)
- Refutation
- S(f);
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(a);N_GUARD::S(B)
- S(b);N_GUARD::QAB1(H),XS(b)
- S(b);OGATE::QAR(H),XB(a)
- S(f);N_GUARD::QAB1(H),XS(f)
- Refutation
- S(f);
- Try
- Q(H);XS(b)
- Threat
- DUALS(7)
- Vars
- B(a);N_GUARD,XQ(H)::S(B)
- Refutation
- S(f);
- Try
- Q(H);
- Vars
- S(f);OGATE::QAR2(H)
- B(a);N_GUARD::S(B)
- S(b);N_GUARD::QAB(H)
- Refutation
- S(b);
- Try
- Q(H);
- Vars
- S(f);OGATE::QAR2(H)
- B(a);N_GUARD::S(B)
- S(b);N_GUARD::QAB(H)
- Refutation
- S(b);
- Try
- Actual
- Q(H);
- Vars
- S(f);OGATE::QAR2(H)
- B(a);N_GUARD::S(B)
- S(b);N_GUARD::QAB(H)
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