MESON Chess Problem Database
Problem Display
PID: 110059 (8/5p2/1N1P1Rn1/3Pk1B1/2P5/5P2/P7/qbQ1K3 w - - 0 1)
Valle, Giovanni Batista
Fanfulla da Lodi, 1886-1888
#2
10 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Qe3#
- 1...Qb2
- 2.Qxb2#
- 1...Qc3+
- 2.Qxc3#
- 1...Qd4
- 2.Sd7#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Be4
- 2.Qxa1#
- 1...Bf5
- 2.Qxa1#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Kd4
- Tries
- 1.Kf1?
- 1...Kd4
- 2.Qe3#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Qb2
- 2.Qxb2#
- 1...Qc3
- 2.Qxc3#
- 1...Qd4
- 2.Sd7#
- 1...Bc2
- 2.Qxa1#
- 1...Be4
- 2.Qxa1#
- 1...Bf5
- 2.Qxa1#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Bd3+!
- 1...Kd4
- 1.Bf4+?
- 1...Kd4
- 2.Qe3#
- 1...Sxf4
- 2.Qxf4#
- 1...Kxf6!
- 1...Kd4
- 1.a3?
- 1...Qc3+
- 2.Qxc3#
- 1...Kd4
- 2.Qe3#
- 1...Qd4
- 2.Sd7#
- 1...Qb2
- 2.Qxb2#
- 1...Qa2
- 2.Qc3#
- 1...Ba2
- 2.Qxa1#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Be4
- 2.Qxa1#
- 1...Bf5
- 2.Qxa1#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Qxa3!
- 1...Qc3+
- 1.a4?
- 1...Qc3+
- 2.Qxc3#
- 1...Kd4
- 2.Qe3#
- 1...Qxa4
- 2.Qb2#
- 2.Qc3#
- 1...Qd4
- 2.Sd7#
- 1...Qb2
- 2.Qxb2#
- 1...Qa2
- 2.Qc3#
- 1...Ba2
- 2.Qxa1#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Be4
- 2.Qxa1#
- 1...Bf5
- 2.Qxa1#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Qa3!
- 1...Qc3+
- 1.c5?
- 1...Qc3+
- 2.Qxc3#
- 1...Kd4
- 2.Qe3#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Qb2
- 2.Qxb2#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Be4
- 2.Qxa1#
- 1...Bf5
- 2.Qxa1#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Qd4!
- 1...Qc3+
- 1.d7?
- 1...Qc3+
- 2.Qxc3#
- 1...Kd4
- 2.Qe3#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Qb2
- 2.Qxb2#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Be4
- 2.Qxa1#
- 1...Bf5
- 2.Qxa1#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Qd4!
- 1...Qc3+
- 1.Kf1?
- Keys
- 1.Bh6!
- 1...Qc3+
- 2.Qxc3#
- 1...Kd4
- 2.Qe3#
- 1...Kxf6
- 2.Qg5#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Qd4
- 2.Sd7#
- 1...Qb2
- 2.Qxb2#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Be4
- 2.Qxa1#
- 1...Bf5
- 2.Qxa1#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 1...Se7
- 2.Qf4#
- 1...Sf8
- 2.Qf4#
- 1...Sh8
- 2.Qf4#
- 1...Qc3+
- 1.Bh6!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::QAB1(A)
- Q(a);N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- Q(a);SBLOCK::S(H)
- Q(a);N_GUARD,XP(C)::QAB(A)
- B(b);OGATE,P_PINQ(A),XP(C)::QAB(A),XQ(a)
- B(b);OGATE,P_PINQ(A)::QAB(A),XQ(a)
- S(d);N_GUARD::QAB1(A),XS(d)
- S(d);N_GUARD::QAB1(A)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- K(c);S_FLIGHT::QAB1(A)
- Q(a);N_GUARD,XP(C)::QAB(A)
- B(b);OGATE,P_PINQ(A),XP(C)::QAB(A),XQ(a)
- Q(a);N_GUARD::QAB(A),XQ(a)
- Q(a);SBLOCK::S(H)
- B(b);OGATE,P_PINQ(A)::QAB(A),XQ(a)
- S(d);N_GUARD::QAB1(A),XS(d)
- S(d);N_GUARD::QAB1(A)
- Refutation
- B(b);CHECK,P_PINQ(A)
- Try
- B(G);CHECK
- Vars
- K(c);S_FLIGHT::QAB1(A)
- S(d);OGATE,XB(G)::QAB1(A),XS(d)
- Refutation
- K(c);S_FLIGHT,XR(J)
- Try
- P(C);
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- K(c);S_FLIGHT::QAB1(A)
- Q(a);SBLOCK::S(H)
- Q(a);N_GUARD::QAB(A),XQ(a)
- Q(a);N_GUARD::QAB(A)
- B(b);OGATE,P_PINQ(A)::QAB(A),XQ(a)
- S(d);N_GUARD::QAB1(A),XS(d)
- S(d);N_GUARD::QAB1(A)
- Refutation
- Q(a);XP(C)
- Try
- P(C);
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- K(c);S_FLIGHT::QAB1(A)
- Q(a);SBLOCK::S(H)
- Q(a);N_GUARD::QAB(A),XQ(a)
- Q(a);N_GUARD::QAB(A)
- B(b);OGATE,P_PINQ(A)::QAB(A),XQ(a)
- S(d);N_GUARD::QAB1(A),XS(d)
- S(d);N_GUARD::QAB1(A)
- Refutation
- Q(a);
- Try
- P(E);
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- K(c);S_FLIGHT::QAB1(A)
- Q(a);N_GUARD,XP(C)::QAB(A)
- B(b);OGATE,P_PINQ(A),XP(C)::QAB(A),XQ(a)
- Q(a);N_GUARD::QAB(A),XQ(a)
- B(b);OGATE,P_PINQ(A)::QAB(A),XQ(a)
- S(d);N_GUARD::QAB1(A),XS(d)
- S(d);N_GUARD::QAB1(A)
- Refutation
- Q(a);
- Try
- P(I);
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- K(c);S_FLIGHT::QAB1(A)
- Q(a);N_GUARD,XP(C)::QAB(A)
- B(b);OGATE,P_PINQ(A),XP(C)::QAB(A),XQ(a)
- Q(a);N_GUARD::QAB(A),XQ(a)
- B(b);OGATE,P_PINQ(A)::QAB(A),XQ(a)
- S(d);N_GUARD::QAB1(A),XS(d)
- S(d);N_GUARD::QAB1(A)
- Refutation
- Q(a);
- Try
- Actual
- B(G);
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- K(c);S_FLIGHT::QAB1(A)
- K(c);S_FLIGHT,XR(J)::QAB1(A)
- Q(a);N_GUARD,XP(C)::QAB(A)
- B(b);OGATE,P_PINQ(A),XP(C)::QAB(A),XQ(a)
- Q(a);SBLOCK::S(H)
- Q(a);N_GUARD::QAB(A),XQ(a)
- B(b);OGATE,P_PINQ(A)::QAB(A),XQ(a)
- S(d);N_GUARD::QAB1(A),XS(d)
- S(d);N_GUARD::QAB1(A)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).