MESON Chess Problem Database
Problem Display
PID: 107288 (3n1Q2/1r4pN/Rq2PpK1/4k1p1/np6/1B1R1PP1/1N6/Br6 w - - 0 1)
Grudzinski, Henryk
Boletim da UBP, 1992
#2
11 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Sc4#
- 2.Rd5#
- 2.Qd6#
- 1...Qf2
- 2.Sc4#
- 2.Rd5#
- 2.Qd6#
- 1...Qe3
- 2.Sc4#
- 2.Rd5#
- 2.Qd6#
- 1...Qa5
- 2.Sc4#
- 2.Qd6#
- 1...Qc5
- 2.Sc4#
- 1...Qa7
- 2.Sc4#
- 2.Rd5#
- 2.Qd6#
- 1...Qc7
- 2.Sc4#
- 2.Rd5#
- 1...Qb5
- 2.Sc4#
- 2.Qd6#
- 1...Qd6
- 2.Qxd6#
- 1...Qxe6
- 2.Sc4#
- 1...Sc6
- 2.Qd6#
- 1...Sxe6
- 2.Sc4#
- 2.Rd5#
- 1...f5
- 2.Qxf5#
- 1...Qg1
- Tries
- 1.Sxg5?
- threat
- 2.Sc4#
- 2.Rd5#
- 2.f4#
- 1...Qxe6
- 2.Sc4#
- 2.f4#
- 1...Rxb2
- 2.Rd5#
- 2.f4#
- 1...Sxb2
- 2.Rd5#
- 2.f4#
- 1...Sxe6
- 2.Sc4#
- 2.Rd5#
- 1...fxg5
- 2.Qf5#
- 1...Qf2
- 2.Sc4#
- 2.Rd5#
- 2.Qd6#
- 1...Qe3
- 2.Sc4#
- 2.Rd5#
- 2.Qd6#
- 1...Qa5
- 2.Sc4#
- 2.Qd6#
- 2.f4#
- 1...Qc5
- 2.Sc4#
- 2.f4#
- 1...Qb5
- 2.Sc4#
- 2.Qd6#
- 2.f4#
- 1...Qc6
- 2.Sc4#
- 2.f4#
- 1...Qd6
- 2.Sc4#
- 2.Qxd6#
- 2.f4#
- 1...Rd1
- 2.Sc4#
- 2.f4#
- 1...Rf1
- 2.Sc4#
- 2.Rd5#
- 1...Rd7
- 2.Sc4#
- 2.f4#
- 1...Sc3
- 2.Sc4#
- 2.f4#
- 1...Qd4!
- threat
- 1.Re3+?
- 1...Qxe3
- 2.Sd3#
- 2.Qd6#
- 1...Kd4!
- 1...Qxe3
- 1.Ra5+?
- 1...Qxa5
- 2.Qd6#
- 1...Qc5
- 2.Qd6#
- 1...Qb5
- 2.Qd6#
- 1...Sc5!
- 1...Qxa5
- 1.Rxb6?
- threat
- 2.Sc4#
- 2.Rd5#
- 2.Qd6#
- 1...Rxb2
- 2.Rd5#
- 2.Qd6#
- 1...Sxb2
- 2.Rd5#
- 2.Qc5#
- 2.Qd6#
- 1...Sxb6
- 2.Qd6#
- 1...Rd1
- 2.Sc4#
- 2.Qd6#
- 1...Rd7
- 2.Sc4#
- 1...Re7
- 2.Sc4#
- 2.Rd5#
- 1...Sc3
- 2.Sc4#
- 2.Qd6#
- 1...Sc6
- 2.Qd6#
- 1...Sf7
- 2.Sc4#
- 2.Rd5#
- 1...Rxb6!
- threat
- 1.Qc5+?
- 1...Qxc5
- 2.Sc4#
- 1...Sxc5!
- 1...Qxc5
- 1.f4+?
- 1...Ke4
- 2.Bd5#
- 1...gxf4!
- 1...Ke4
- 1.Sxg5?
- Keys
- 1.Sxf6!
- threat
- 2.Sg4#
- 1...Qxe6
- 2.Sc4#
- 1...gxf6
- 2.Qxf6#
- 1...Qd4
- 2.Sc4#
- 1...g4
- 2.Sxg4#
- 2.f4#
- threat
- 1.Sxf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- Q(f);::B(A)+S(B),DCHECK
- Q(f);N_GUARD::QAB1(K),XQ(f)
- Q(f);XP(H)::B(A)+S(B),DCHECK
- S(j);S_CUTQ(f)::QAB1(K)
- P(g);OGATE,P_PINP(H)::QAR1(K),XP(g)
- Tries
- Try
- S(J);XP(e)
- Threat
- DUALS(3)
- Vars
- P(g);OGATE,P_PINP(H),XS(J)::QAR1(K)
- Refutation
- Q(f);
- Try
- R(D);CHECK
- Refutation
- K(d);S_FLIGHT
- Try
- R(G);CHECK
- Vars
- Q(f);XR(G)::QAB1(K)
- Q(f);P_SPINQ(f)::QAB1(K)
- Refutation
- S(b);P_SPINS(b)
- Try
- R(G);XQ(f)
- Threat
- DUALS(3)
- Vars
- S(b);XR(G)::QAB1(K)
- R(h);::B(A)+S(B),DCHECK
- S(j);::QAB1(K)
- Refutation
- R(h);XR(G)
- Try
- Q(K);CHECK
- Vars
- Q(f);XQ(K)::B(A)+S(B),DCHECK
- Refutation
- S(b);XQ(K)
- Try
- P(E);CHECK
- Vars
- K(d);P-FLIGHT::B(C)
- Refutation
- P(e);XP(E)
- Try
- Actual
- S(J);XP(g)
- Threat
- S(J)
- Vars
- Q(f);P_PINS(J),XP(H)::B(A)+S(B),DCHECK
- P(i);OGATE,XS(J)::QAB1(K),XP(i)
- Q(f);::S(B)
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).