MESON Chess Problem Database
Problem Display
PID: 110623 (8/2p3p1/2P3P1/K4Pp1/p1QR2P1/r1pP1k2/q3n2R/rn1B1N2 w - - 0 1)
Sypniewski, Karol
Chess Amateur (The), 1928
#2
11 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qb3
- 2.Bxe2#
- 1...Qxc4
- 2.Bxe2#
- 1...Qb2
- 2.Qd5#
- 1...Qc2
- 2.Qd5#
- 1...Qd2
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sd2
- 2.Bxe2#
- 1...c2
- 2.Bxe2#
- 1...Qb3
- Tries
- 1.Ka6?
- 1...Qb3
- 2.Bxe2#
- 1...Qb2
- 2.Qd5#
- 1...Qc2
- 2.Qd5#
- 1...Qd2
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sd2
- 2.Bxe2#
- 1...c2
- 2.Bxe2#
- 1...Qxc4+!
- 1...Qb3
- 1.Re4?
- threat
- 2.Re3#
- 1...Qxc4
- 2.Bxe2#
- 1...Qd2!
- threat
- 1.Rd5?
- threat
- 2.Qe4#
- 1...Sd2
- 2.Bxe2#
- 1...Qxc4!
- threat
- 1.Rd6?
- threat
- 2.Qe4#
- 1...Sd2
- 2.Bxe2#
- 1...Qxc4!
- threat
- 1.Rd7?
- threat
- 2.Qe4#
- 1...Sd2
- 2.Bxe2#
- 1...Qxc4!
- threat
- 1.Rd8?
- threat
- 2.Qe4#
- 1...Sd2
- 2.Bxe2#
- 1...Qxc4!
- threat
- 1.Qb5?
- 1...Qb3
- 2.Bxe2#
- 1...Qc4
- 2.Bxe2#
- 1...Qd5
- 2.Bxe2#
- 2.Qxd5#
- 1...Qf7
- 2.Bxe2#
- 1...Qg8
- 2.Bxe2#
- 1...Qb2
- 2.Qd5#
- 1...Qc2
- 2.Qd5#
- 1...Qd2
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sd2
- 2.Bxe2#
- 1...c2
- 2.Bxe2#
- 1...Qe6!
- 1...Qb3
- 1.Qe6?
- threat
- 2.Qe3#
- 2.Qe4#
- 1...Qd5+
- 2.Qxd5#
- 1...Qd2
- 2.Qd5#
- 2.Qe4#
- 1...Sd2
- 2.Bxe2#
- 2.Qxe2#
- 2.Qe3#
- 1...Qxe6!
- threat
- 1.Qg8?
- 1...Qd5+
- 2.Qxd5#
- 1...Qxg8
- 2.Bxe2#
- 1...Qb3
- 2.Bxe2#
- 1...Qc4
- 2.Bxe2#
- 1...Qf7
- 2.Bxe2#
- 1...Qb2
- 2.Qd5#
- 1...Qc2
- 2.Qd5#
- 1...Qd2
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sd2
- 2.Bxe2#
- 1...c2
- 2.Bxe2#
- 1...Qe6!
- 1...Qd5+
- 1.Qc5?
- 1...Qb3
- 2.Bxe2#
- 1...Qc4
- 2.Bxe2#
- 1...Qd5
- 2.Bxe2#
- 2.Qxd5#
- 1...Qf7
- 2.Bxe2#
- 1...Qg8
- 2.Bxe2#
- 1...Qb2
- 2.Qd5#
- 1...Qc2
- 2.Qd5#
- 1...Qd2
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sd2
- 2.Bxe2#
- 1...c2
- 2.Bxe2#
- 1...Qe6!
- 1...Qb3
- 1.f6?
- 1...Qxc4
- 2.Bxe2#
- 1...Qb3
- 2.Bxe2#
- 1...Qb2
- 2.Qd5#
- 1...Qc2
- 2.Qd5#
- 1...Qd2
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sd2
- 2.Bxe2#
- 1...c2
- 2.Bxe2#
- 1...gxf6!
- 1...Qxc4
- 1.Ka6?
- Keys
- 1.Qf7!
- 1...Qd5+
- 2.Qxd5#
- 1...Qxf7
- 2.Bxe2#
- 1...Qe6
- 2.fxe6#
- 1...Qb3
- 2.Bxe2#
- 1...Qc4
- 2.Bxe2#
- 1...Qb2
- 2.Qd5#
- 1...Qc2
- 2.Qd5#
- 1...Qd2
- 2.Qd5#
- 1...Rb3
- 2.Qd5#
- 1...Sd2
- 2.Bxe2#
- 1...c2
- 2.Bxe2#
- 1...Qd5+
- 1.Qf7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Q(c);N_GUARD::B(A),XS(d)
- Q(c);N_GUARD,XQ(E)::B(A),XS(d)
- Q(c);N_GUARD::QAB(E)
- R(e);S_CUTQ(c)::QAB(E)
- S(b);S_CUTQ(c)::B(A),XS(d)
- P(f);S_CUTQ(c)::B(A),XS(d)
- Tries
- Try
- K(H);P-FLIGHT
- Vars
- Q(c);N_GUARD::B(A),XS(d)
- Q(c);N_GUARD::QAB(E)
- R(e);S_CUTQ(c)::QAB(E)
- S(b);S_CUTQ(c)::B(A),XS(d)
- P(f);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);CHECK,XQ(E)
- Try
- R(F);
- Threat
- R1(F)
- Vars
- Q(c);N_GUARD,XQ(E)::B(A),XS(d)
- Refutation
- Q(c);
- Try
- R(F);
- Threat
- QAB1(E)
- Vars
- S(b);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);XQ(E)
- Try
- R(F);
- Threat
- QAB1(E)
- Vars
- S(b);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);XQ(E)
- Try
- R(F);
- Threat
- QAB1(E)
- Vars
- S(b);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);XQ(E)
- Try
- R(F);
- Threat
- QAB1(E)
- Vars
- S(b);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);XQ(E)
- Try
- Q(E);
- Vars
- Q(c);N_GUARD::B(A),XS(d)
- Q(c);N_GUARD::QAB(E)
- R(e);S_CUTQ(c)::QAB(E)
- S(b);S_CUTQ(c)::B(A),XS(d)
- P(f);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(c);CHECK,N_GUARD::QAB(E),XQ(c)
- Refutation
- Q(c);XQ(E)
- Try
- Q(E);
- Vars
- Q(c);CHECK,N_GUARD::QAB(E),XQ(c)
- Q(c);N_GUARD,XQ(E)::B(A),XS(d)
- Q(c);N_GUARD::B(A),XS(d)
- Q(c);N_GUARD::QAB(E)
- R(e);S_CUTQ(c)::QAB(E)
- S(b);S_CUTQ(c)::B(A),XS(d)
- P(f);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);
- Try
- Q(E);
- Vars
- Q(c);N_GUARD::B(A),XS(d)
- Q(c);N_GUARD::QAB(E)
- R(e);S_CUTQ(c)::QAB(E)
- S(b);S_CUTQ(c)::B(A),XS(d)
- P(f);S_CUTQ(c)::B(A),XS(d)
- Refutation
- Q(c);
- Try
- P(I);
- Vars
- Q(c);N_GUARD,XQ(E)::B(A),XS(d)
- Q(c);N_GUARD::B(A),XS(d)
- Q(c);N_GUARD::QAB(E)
- R(e);S_CUTQ(c)::QAB(E)
- S(b);S_CUTQ(c)::B(A),XS(d)
- P(f);S_CUTQ(c)::B(A),XS(d)
- Refutation
- P(k);XP(I)
- Try
- Actual
- Q(E);
- Vars
- Q(c);CHECK,N_GUARD::QAB(E),XQ(c)
- Q(c);N_GUARD,XQ(E)::B(A),XS(d)
- Q(c);OGATE::QAR(E)+P(I),XQ(c)
- Q(c);N_GUARD::B(A),XS(d)
- Q(c);N_GUARD::QAB(E)
- R(e);S_CUTQ(c)::QAB(E)
- S(b);S_CUTQ(c)::B(A),XS(d)
- P(f);S_CUTQ(c)::B(A),XS(d)
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).