MESON Chess Problem Database
Problem Display
PID: 44011 (8/6Qp/1P2K2p/3p3P/p3kp2/B3b3/8/4RB2 w - - 0 1)
Shinkman, William Anthony
Maryland Chess Review, 1874
#2
7 + 7
SOLUTION
- SOUND
- Sets
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...Kf3
- Tries
- 1.Kd6?
- 1...Kf3
- 2.Qg2#
- 1...Kf5
- 2.Bd3#
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4!
- 1...Kf3
- 1.Bb5?
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...Kf3!
- 1...f3
- 1.Ba6?
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...Kf3!
- 1...f3
- 1.Bc1?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...a3!
- 1...Kf3
- 1.Bb2?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qd4#
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...a3!
- 1...Kf3
- 1.Bb4?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...a3!
- 1...Kf3
- 1.Bc5?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qd4#
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...a3!
- 1...Kf3
- 1.Bd6?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...a3!
- 1...Kf3
- 1.Bf8?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...a3!
- 1...Kf3
- 1.Rxe3+?
- 1...fxe3
- 2.Qg4#
- 1...Kxe3!
- 1...fxe3
- 1.Qb2?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qe5#
- 1...d4!
- 1...Kf3
- 1.Qc3?
- 1...f3
- 2.Qe5#
- 2.Qxe3#
- 1...d4
- 2.Qc6#
- 1...Kf3!
- 1...f3
- 1.Qh8?
- 1...f3
- 2.Qe5#
- 1...d4
- 2.Qa8#
- 1...Kf3!
- 1...f3
- 1.Qg2+?
- 1...f3
- 2.Qg4#
- 1...Kd4!
- 1...f3
- 1.Qg5?
- threat
- 2.Qxd5#
- 1...Kf3
- 2.Qg2#
- 1...Kd4
- 2.Qe5#
- 1...d4
- 2.Qd5#
- 1...f3
- 2.Qxe3#
- 2.Qh4#
- 2.Qg4#
- 2.Qe5#
- 1...hxg5!
- threat
- 1.Qg6+?
- 1...Kf3
- 2.Qg2#
- 1...Kd4
- 2.Qd3#
- 1...hxg6!
- 1...Kf3
- 1.Qc7?
- 1...Kd4
- 2.Qe5#
- 1...d4
- 2.Qc6#
- 2.Qb7#
- 1...f3
- 2.Qe5#
- 1...Kf3!
- 1...Kd4
- 1.Qe7?
- 1...Kd4
- 2.Qb4#
- 1...d4
- 2.Qb7#
- 1...f3
- 2.Qh4#
- 1...Kf3!
- 1...Kd4
- 1.Qxh7+?
- 1...Kd4
- 2.Qd3#
- 1...Kf3!
- 1...Kd4
- 1.Qg8?
- 1...Kf3
- 2.Qg2#
- 1...d4
- 2.Qa8#
- 1...f3
- 2.Qg4#
- 1...Kd4!
- 1...Kf3
- 1.b7?
- 1...Kf3
- 2.Qg2#
- 1...f3
- 2.Qe5#
- 2.Qg4#
- 1...d4!
- 1...Kf3
- 1.Kd6?
- Keys
- 1.Kf6!
- 1...Kf3
- 2.Qg2#
- 1...Kd4
- 2.Kf5#
- 1...f3
- 2.Qg4#
- 1...d4
- 2.Qb7#
- 1...Kf3
- 1.Kf6!
There are these versions: 22902
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- Tries
- Try
- K(F);P-FLIGHT
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- K(c);N_SPINB(a),S_FLIGHT::B(B)
- Refutation
- P(e);
- Try
- B(B);
- Vars
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- K(c);N_SPINB(a),S_FLIGHT
- Try
- B(B);
- Vars
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- K(c);N_SPINB(a),S_FLIGHT
- Try
- B(C);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB::QAB(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB::QAB(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- P(b);
- Try
- B(C);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- P(b);
- Try
- R(A);CHECK,XB(a)
- Vars
- P(d);SBLOCK,XR(A)::QAR2(G)
- Refutation
- K(c);P-FLIGHT,XR(A)
- Try
- Q(G);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(d);SBLOCK::QAR1(G)
- Refutation
- P(e);
- Try
- Q(G);
- Vars
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(G);
- Vars
- P(d);SBLOCK::QAR1(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- Refutation
- K(c);N_SPINB(a),S_FLIGHT
- Try
- Q(G);CHECK
- Vars
- P(d);OGATEB,P_SPINP(d)::QAR2(G)
- Refutation
- K(c);N_SPINB(a),P-FLIGHT
- Try
- Q(G);
- Threat
- QAB1(G),XP(e)
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- K(c);N_SPINB(a),P-FLIGHT::QAB1(G)
- P(e);::QAB1(G)
- Refutation
- P(f);XQ(G)
- Try
- Q(G);CHECK
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- K(c);N_SPINB(a),OGATE,P-FLIGHT::QAR1(G)
- Refutation
- P(g);XQ(G)
- Try
- Q(G);
- Vars
- K(c);N_SPINB(a),P-FLIGHT::QAB1(G)
- P(d);SBLOCK::QAR1(G)
- Refutation
- K(c);N_SPINB(a),S_FLIGHT
- Try
- Q(G);
- Vars
- K(c);N_SPINB(a),P-FLIGHT::QAR2(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- P(d);OGATEB,SBLOCK::QAR(G)
- Refutation
- K(c);N_SPINB(a),S_FLIGHT
- Try
- Q(G);CHECK,XP(g)
- Vars
- K(c);N_SPINB(a),OGATE,P-FLIGHT::QAR1(G)
- Refutation
- K(c);N_SPINB(a),S_FLIGHT
- Try
- Q(G);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- P(e);OGATEB,SBLOCK::QAB(G)
- P(d);OGATEB::QAR2(G)
- Refutation
- K(c);N_SPINB(a),P-FLIGHT
- Try
- P(E);
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- Refutation
- P(e);
- Try
- Actual
- K(F);P-FLIGHT
- Vars
- K(c);N_SPINB(a),S_FLIGHT::QAB1(G)
- K(c);N_SPINB(a),P-FLIGHT::QAB(G)+K(F)
- P(d);OGATEB::QAR2(G)
- P(e);OGATEB,SBLOCK::QAB(G)
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