MESON Chess Problem Database
Problem Display
PID: 267870 (8/2Q5/8/1PPP4/2k1N3/2B2K2/8/R7 w - - 0 1)
Atila, S
Politika, 1964
#2
8 + 1
| 261 | Mat | 1980 |
SOLUTION
- SOUND
- Sets
- 1...Kxb5
- 2.Sd6#
- 1...Kxd5
- 2.Qf7#
- 1...Kxb5
- Tries
- 1.Ke3?
- 1...Kxb5
- 2.Sd6#
- 1...Kxd5
- 2.Qf7#
- 1...Kb3!
- 1...Kxb5
- 1.Rb1?
- 1...Kxd5
- 2.Qf7#
- 1...Kd3!
- 1...Kxd5
- 1.Ra3?
- 1...Kxb5
- 2.Sd6#
- 1...Kxd5
- 2.Qf7#
- 1...Kd3!
- 1...Kxb5
- 1.Qa5?
- 1...Kb3
- 2.Qa2#
- 2.Qa4#
- 1...Kxd5
- 2.Qa2#
- 1...Kd3!
- 1...Kb3
- 1.Qa7?
- 1...Kb3
- 2.Qa2#
- 2.Qa4#
- 1...Kxb5
- 2.Sd6#
- 2.Qa4#
- 2.Qa6#
- 1...Kxd5
- 2.Qa2#
- 2.Qf7#
- 1...Kd3!
- 1...Kb3
- 1.Ke3?
- Keys
- 1.Qh2!
- 1...Kb3
- 2.Qa2#
- 1...Kd3
- 2.Qe2#
- 1...Kxb5
- 2.Qe2#
- 1...Kxd5
- 2.Qa2#
- 1...Kb3
- 1.Qh2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(a);N_GUARD,S_FLIGHT,XP(E)::S(D)
- K(a);OGATEB,S_FLIGHT,XP(G)::QAB(H)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- K(a);N_GUARD,S_FLIGHT,XP(E)::S(D)
- K(a);OGATEB,S_FLIGHT,XP(G)::QAB(H)
- Refutation
- K(a);S_FLIGHT
- Try
- R(A);
- Vars
- K(a);OGATEB,S_FLIGHT,XP(G)::QAB(H)
- Refutation
- K(a);S_FLIGHT
- Try
- R(A);
- Vars
- K(a);N_GUARD,S_FLIGHT,XP(E)::S(D)
- K(a);OGATEB,S_FLIGHT,XP(G)::QAB(H)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(H);
- Vars
- K(a);N_GUARD,S_FLIGHT,XP(G)::QAB(H)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(H);
- Refutation
- K(a);S_FLIGHT
- Try
- Actual
- Q(H);
- Vars
- K(a);N_GUARD,S_FLIGHT::QAB1(H)
- K(a);N_GUARD,S_FLIGHT,XP(E)::QAB(H)
- K(a);N_GUARD,S_FLIGHT,XP(G)::QAB(H)
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