MESON Chess Problem Database
Problem Display
PID: 138455 (8/1p6/1Q6/8/5P2/3P2K1/3p2B1/4k1NR w - - 0 1)
Quah, James
The Independent, 1991
#2
7 + 3
| 14772 | Creative and Imaginative Chess Concepts | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...Kd1
- Tries
- 1.Bf3?
- threat
- 2.Se2#
- 2.Sh3#
- 2.Qf2#
- 1...Kf1
- 2.Se2#
- 2.Sh3#
- 2.Qf2#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 1...d1R
- 2.Qf2#
- 1...d1S!
- threat
- 1.Bh3?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Be4?
- 1...Kd1
- 2.Qb1#
- 1...Kf1
- 2.Qf2#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 1...d1R
- 2.Qf2#
- 1...d1S!
- 1...Kd1
- 1.Bd5?
- 1...Kd1
- 2.Qb1#
- 1...Kf1
- 2.Qf2#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 1...d1R
- 2.Qf2#
- 1...d1S!
- 1...Kd1
- 1.Bxb7?
- 1...Kd1
- 2.Qb1#
- 1...Kf1
- 2.Qf2#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 1...d1R
- 2.Qf2#
- 1...d1S!
- 1...Kd1
- 1.Rh2?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Rh3?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Rh4?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Rh5?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Rh6?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Rh7?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Rh8?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.f5?
- 1...Kd1
- 2.Qb1#
- 1...d1Q
- 2.Qf2#
- 1...d1B
- 2.Qf2#
- 2.Qa5#
- 2.Qb4#
- 1...d1R
- 2.Qf2#
- 2.Qe3#
- 1...d1S!
- 1...Kd1
- 1.Bf3?
- Keys
- 1.Bf1!
- 1...Kd1
- 2.Qb1#
- 1...Kxf1
- 2.Qf2#
- 1...d1Q
- 2.Qf2#
- 1...d1S
- 2.Sf3#
- 1...d1B
- 2.Qf2#
- 1...d1R
- 2.Sf3#
- 2.Qf2#
- 1...Kd1
- 1.Bf1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Tries
- Try
- B(C);
- Threat
- DUALS(3)
- Vars
- P(b);::QAB1(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- K(a);P-FLIGHT::QAR1(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- K(a);P-FLIGHT::QAR1(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- B(C);XP(c)
- Vars
- K(a);P-FLIGHT::QAR2(G)
- K(a);P-FLIGHT::QAR1(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- R(B);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- R(B);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- R(B);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- R(B);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- R(B);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- R(B);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- R(B);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- P(F);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- P(b);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- Actual
- B(C);
- Vars
- K(a);P-FLIGHT::QAR2(G)
- K(a);P-FLIGHT,XB(C)::QAR1(G)
- P(b);SBLOCK::QAB1(G)
- P(b);SBLOCK::S(A)
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