MESON Chess Problem Database
Problem Display
PID: 225846 (1b2K3/2ppBRp1/4k2p/n1Q2p2/1N3P2/5bN1/8/nq2r3 w - - 0 1)
Woszczynski, Slawomir
Praca, 2001
#2
7 + 12
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qa2
- 2.Qxf5#
- 1...Qc1
- 2.Qxf5#
- 1...Qd1
- 2.Qxf5#
- 1...Qb2
- 2.Qxf5#
- 1...Qb3
- 2.Qxf5#
- 1...Qxb4
- 2.Qxf5#
- 1...Rc1
- 2.Qe5#
- 1...Rd1
- 2.Qe5#
- 1...Rf1
- 2.Qe5#
- 1...Rg1
- 2.Qe5#
- 1...Rh1
- 2.Qe5#
- 1...Re4
- 2.Qd5#
- 2.Qxf5#
- 1...Re5
- 2.Qxe5#
- 1...Bd1
- 2.Qd5#
- 1...Be2
- 2.Qd5#
- 2.Qe5#
- 1...Be4
- 2.Qe5#
- 1...Bg4
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bh5
- 2.Qd5#
- 1...Sc2
- 2.Qxf5#
- 1...g5
- 2.Rf6#
- 1...g6
- 2.Rf6#
- 1...Qa2
- Tries
- 1.Se4?
- threat
- 2.Qd5#
- 2.Qe5#
- 2.Qxf5#
- 1...Qxb4
- 2.Qe5#
- 2.Qxf5#
- 1...Rxe4
- 2.Qd5#
- 2.Qxf5#
- 1...Bxe4
- 2.Qe5#
- 1...fxe4
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 2.f5#
- 1...Qa2
- 2.Qe5#
- 2.Qxf5#
- 1...Qd3
- 2.Qe5#
- 2.Qxf5#
- 1...Qd1
- 2.Qe5#
- 2.Qxf5#
- 1...Qb2
- 2.Qd5#
- 2.Qxf5#
- 1...Qb3
- 2.Qe5#
- 2.Qxf5#
- 1...Rd1
- 2.Qe5#
- 2.Qxf5#
- 1...Bg4
- 2.Qd5#
- 2.Qe5#
- 1...Sc4
- 2.Qd5#
- 2.Qxf5#
- 1...Sc6
- 2.Qd5#
- 2.Qxf5#
- 1...c6
- 2.Qxf5#
- 1...d5
- 2.Qxd5#
- 1...d6
- 2.Qd5#
- 2.Qxf5#
- 1...g6
- 2.Rf6#
- 2.Qd5#
- 2.Qe5#
- 1...Qxe4!
- threat
- 1.Sxf5?
- threat
- 2.Sd4#
- 2.Sxg7#
- 1...Qxf5
- 2.Qxf5#
- 1...Qxb4
- 2.Sxg7#
- 1...Qd3
- 2.Sxg7#
- 1...Qe4
- 2.Sxg7#
- 1...Qd1
- 2.Sxg7#
- 1...Rd1
- 2.Sxg7#
- 2.Qe5#
- 1...Rg1
- 2.Sd4#
- 2.Qe5#
- 1...Re4
- 2.Sxg7#
- 2.Qd5#
- 1...Sc2
- 2.Sxg7#
- 1...S1b3
- 2.Sxg7#
- 1...S5b3
- 2.Sxg7#
- 1...Sc6
- 2.Sxg7#
- 1...g5
- 2.Sd4#
- 2.Sg7#
- 2.Rf6#
- 1...g6
- 2.Sd4#
- 2.Sg7#
- 2.Rf6#
- 1...Qb2!
- threat
- 1.Sc2?
- threat
- 2.Sd4#
- 2.Qxf5#
- 1...Sxc2
- 2.Qxf5#
- 1...Qd1
- 2.Qxf5#
- 1...Qb2
- 2.Qxf5#
- 1...Qb4
- 2.Qxf5#
- 1...Qb5
- 2.Sd4#
- 1...Rd1
- 2.Qe5#
- 2.Qxf5#
- 1...Re4
- 2.Qxf5#
- 1...Re5
- 2.Sd4#
- 2.Qxe5#
- 1...Be4
- 2.Sd4#
- 2.Qe5#
- 1...Bg4
- 2.Sd4#
- 1...Bd5
- 2.Sd4#
- 1...S1b3
- 2.Qxf5#
- 1...S5b3
- 2.Qxf5#
- 1...Sc6
- 2.Qxf5#
- 1...d5
- 2.Sd4#
- 1...g6
- 2.Sd4#
- 2.Rf6#
- 1...Qxc2!
- threat
- 1.Bh4?
- threat
- 2.Re7#
- 2.Qe7#
- 1...Qxb4
- 2.Re7#
- 1...Bh5
- 2.Qe7#
- 2.Qd5#
- 1...d6
- 2.Re7#
- 1...g5
- 2.Qe7#
- 1...Sc6!
- threat
- 1.Bg5?
- threat
- 2.Re7#
- 2.Qe7#
- 1...Qxb4
- 2.Re7#
- 1...hxg5
- 2.Qe7#
- 1...Bh5
- 2.Qe7#
- 2.Qd5#
- 1...d6
- 2.Re7#
- 1...Sc6!
- threat
- 1.Rxg7?
- threat
- 2.Rg6#
- 1...Qb2
- 2.Qxf5#
- 1...Bh5+!
- threat
- 1.Se4?
- Keys
- 1.Sh5!
- threat
- 2.Sxg7#
- 1...Bxh5
- 2.Qd5#
- 1...Qb2
- 2.Qxf5#
- 1...Rg1
- 2.Qe5#
- 1...g5
- 2.Sg7#
- 2.Rf6#
- 1...g6
- 2.Sg7#
- 2.Rf6#
- threat
- 1.Sh5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 17
- Sets
- Q(b);N_GUARD::QAB1(D),XP(f)
- Q(b);N_GUARD,XS(B)::QAB1(D),XP(f)
- R(c);N_GUARD::QAR1(D)
- R(c);N_GUARD::QAR1(D),XR(c)
- B(d);N_GUARD::QAB1(D)
- B(d);S_CUTR(c)::QAR1(D)
- B(d);N_GUARD::QAB1(D),XB(d)
- B(d);N_GUARD,P_PINR(F)::QAB1(D)
- S(a);S_CUTQ(b)::QAB1(D),XP(f)
- P(k);N_GUARD::R1(F)
- Tries
- Try
- S(A);
- Threat
- DUALS(3)
- Vars
- B(d);XS(A)::QAR1(D)
- P(i);::QAB1(D),XP(f)
- P(j);::QAB1(D),XP(j)
- Refutation
- Q(b);XS(A)
- Try
- S(A);XP(f)
- Threat
- DUALS(2)
- Vars
- Q(b);OGATE,XS(A)::QAB1(D),XQ(b)
- Q(b);XS(B)::S(A),XP(k)
- Q(b);::S(A),XP(k)
- S(a);::S(A),XP(k)
- S(e);::S(A),XP(k)
- Refutation
- Q(b);
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- S(a);XS(B)::QAB1(D),XP(f)
- Q(b);::QAB1(D),XP(f)
- Q(b);::S(B)
- R(c);::QAB1(D),XP(f)
- B(d);::S(B)
- S(a);::QAB1(D),XP(f)
- S(e);::QAB1(D),XP(f)
- P(j);::S(B)
- Refutation
- Q(b);XS(B)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- Q(b);XS(B)::R1(F)
- P(j);::R1(F)
- P(k);::QAR1(D)
- Refutation
- S(e);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- Q(b);XS(B)::R1(F)
- P(h);XB(E)::QAR1(D)
- P(j);::R1(F)
- Refutation
- S(e);
- Try
- R(F);XP(k)
- Threat
- R(F)
- Vars
- Q(b);N_GUARD::QAB1(D),XP(f)
- Refutation
- B(d);CHECK
- Try
- Actual
- S(A);
- Threat
- S(A),XP(k)
- Vars
- B(d);N_GUARD,P_PINR(F),XS(A)::QAB1(D)
- Q(b);N_GUARD::QAB1(D),XP(f)
- R(c);N_GUARD::QAR1(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).