MESON Chess Problem Database
Problem Display
PID: 125904 (b7/Pn6/K1Np4/2kP4/4P1p1/N5Pp/n1PQ3p/5Bbr w - - 0 1)
Siotis, Nikos
Canadian Chess Chat, 1981
#2
10 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qc3#
- 2.Qb4#
- 1...Sc3
- 2.Qxc3#
- 1...Sb4+
- 2.Qxb4#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Bf2
- Tries
- 1.Sc4?
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qb4#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Sc3!
- 1...Sb4+
- 1.Sb8?
- threat
- 2.Sd7#
- 1...Sc3
- 2.Qxc3#
- 1...Sb4+!
- threat
- 1.Be2?
- 1...Sb4+
- 2.Qxb4#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qc3#
- 2.Qb4#
- 1...Sc3
- 2.Qxc3#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Bf2!
- 1...Sb4+
- 1.Bg2?
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qc3#
- 2.Qb4#
- 1...Sc3
- 2.Qxc3#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...hxg2!
- 1...Sb4+
- 1.Bd3?
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Sc1
- 2.Qc3#
- 2.Qb4#
- 1...Sc3
- 2.Qxc3#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Bd4!
- 1...Sb4+
- 1.Bxh3?
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qc3#
- 2.Qb4#
- 1...Sc3
- 2.Qxc3#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...gxh3!
- 1...Sb4+
- 1.Bc4?
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qb4#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Sc3!
- 1...Sb4+
- 1.Qe1?
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Sc1
- 2.Qc3#
- 2.Qb4#
- 1...Sc3
- 2.Qxc3#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Bd4!
- 1...Sb4+
- 1.Qe2?
- threat
- 2.Qc4#
- 2.Qb5#
- 1...Sc3
- 2.Qc4#
- 1...Sa5
- 2.Qb5#
- 1...Sb4+!
- threat
- 1.Qd3?
- threat
- 2.Qc4#
- 2.Qb5#
- 1...Sc3
- 2.Qc4#
- 2.Qxc3#
- 1...Sa5
- 2.Qb5#
- 1...Sb4+!
- threat
- 1.c4?
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qb4#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Sc3!
- 1...Sb4+
- 1.Sc4?
- Keys
- 1.Sb1!
- 1...Sb4+
- 2.Qxb4#
- 1...Bf2
- 2.Qxf2#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sc1
- 2.Qc3#
- 2.Qb4#
- 1...Sc3
- 2.Qxc3#
- 1...Sa5
- 2.Qxa5#
- 1...Sd8
- 2.Qa5#
- 1...Sb4+
- 1.Sb1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAR2(C),XS(c)
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Tries
- Try
- S(D);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAB1(C)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- S(c);
- Try
- S(I);
- Threat
- S(I)
- Vars
- S(c);N_GUARD::QAR2(C),XS(c)
- Refutation
- S(c);CHECK
- Try
- B(A);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAR2(C),XS(c)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- B(a);
- Try
- B(A);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAR2(C),XS(c)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- P(e);XB(A)
- Try
- B(A);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- S(c);N_GUARD::QAR2(C),XS(c)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- B(a);
- Try
- B(A);XP(e)
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAR2(C),XS(c)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- P(f);XB(A)
- Try
- B(A);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAB1(C)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- S(c);
- Try
- Q(C);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- S(c);N_GUARD::QAR2(C),XS(c)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- B(a);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- S(c);::QAR1(C)
- S(i);::QAR1(C)
- Refutation
- S(c);CHECK
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- S(i);::QAR1(C)
- Refutation
- S(c);CHECK
- Try
- P(B);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAB1(C)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
- Refutation
- S(c);
- Try
- Actual
- S(D);
- Vars
- S(c);CHECK,N_GUARD::QAB1(C),XS(c)
- B(a);N_GUARD::QAB(C),XB(a)
- B(a);N_GUARD::QAB1(C),XB(a)
- S(c);N_GUARD::QAR2(C),XS(c)
- S(i);N_GUARD::QAR2(C),XS(i)
- S(i);N_GUARD::QAR2(C)
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