MESON Chess Problem Database
Problem Display
PID: 70278 (3K1N2/2n5/2p2Qp1/1P1k4/1n1N1b2/1P2pR2/2RP4/B5qB w - - 0 1)
Barnes, Barry Peter
5th Comm., Wola Gulowska, 1992
#2
11 + 8
| 15345 | Wola Gulowska Award | 1992 |
SOLUTION
- SOUND
- Sets
- 1...Ke4
- 2.Rxe3#
- 1...Qf2
- 2.Rxf2#
- 1...Qxa1
- 2.Rf1#
- 1...Qb1
- 2.Rf1#
- 1...Qc1
- 2.Rf1#
- 1...Qe1
- 2.Rf1#
- 1...Qf1
- 2.Rxf1#
- 1...Qg3
- 2.Rxg3#
- 1...Qg5
- 2.Rg3#
- 1...Bh2
- 2.Rf5#
- 1...Bg3
- 2.Rf5#
- 1...Bg5
- 2.Rf5#
- 1...Bd6
- 2.Rf5#
- 1...Bh6
- 2.Rf5#
- 1...Sxb5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6+
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...Ke4
- Tries
- 1.Sxc6?
- threat
- 2.Qd4#
- 1...Sxc6+
- 2.Qxc6#
- 1...Se6+
- 2.Qxe6#
- 1...Ke4
- 2.Rxe3#
- 1...Qxa1
- 2.Rf1#
- 1...Sxb5
- 2.Qe6#
- 1...exd2
- 2.Rd3#
- 1...Qg5
- 2.Rg3#
- 1...Be5
- 2.Qxe5#
- 1...Bg5
- 2.Rf5#
- 1...e2
- 2.Rd3#
- 1...Sxc2!
- threat
- 1.Rc5+?
- 1...Ke4
- 2.Rxe3#
- 1...Kxc5!
- 1...Ke4
- 1.Rf1+?
- 1...Qg2
- 2.Bxg2#
- 1...Qxh1!
- 1...Qg2
- 1.Rf2+?
- 1...Qg2
- 2.Bxg2#
- 1...Qxh1!
- 1...Qg2
- 1.Rxe3+?
- 1...Qg2
- 2.Bxg2#
- 1...Qxh1!
- 1...Qg2
- 1.Rg3+?
- 1...Qg2
- 2.Bxg2#
- 1...Qxh1!
- 1...Qg2
- 1.Rh3+?
- 1...Qg2
- 2.Bxg2#
- 1...Qxh1!
- 1...Qg2
- 1.Rxf4+?
- 1...Qg2
- 2.Bxg2#
- 1...Qxh1!
- 1...Qg2
- 1.Qxc6+?
- 1...Ke5
- 2.Sd7#
- 1...Sxc6+!
- 1...Ke5
- 1.Qd6+?
- 1...Ke4
- 2.Rxe3#
- 1...Bxd6
- 2.Rf5#
- 1...Kxd6!
- 1...Ke4
- 1.Sxc6?
- Keys
- 1.Se2!
- threat
- 2.Qd4#
- 1...Se6+
- 2.Qxe6#
- 1...Ke4
- 2.Rxe3#
- 1...Qxa1
- 2.Rf1#
- 1...Sxc2
- 2.Qxc6#
- 1...Sxb5
- 2.Qe6#
- 1...exd2
- 2.Rd3#
- 1...Qg5
- 2.Rg3#
- 1...Be5
- 2.Qxe5#
- 1...Bg5
- 2.Rf5#
- 1...c5
- 2.Sc3#
- threat
- 1.Se2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 13
- Sets
- K(e);S_FLIGHT::B(B)+R(F),DCHECK,XP(b)
- Q(a);N_GUARD::B(B)+R(F),XQ(a)
- Q(a);N_GUARD,XB(A)::B(B)+R(F)
- Q(a);N_GUARD::B(B)+R(F)
- Q(a);N_GUARD,P_PINQ(I)::B(B)+R(F)
- B(d);OGATE::B(B)+R(F),DCHECK
- B(d);OGATE,P_PINQ(I)::B(B)+R(F),DCHECK
- S(h);N_GUARD,XP(H)::QAB1(I)
- S(h);N_GUARD::QAB1(I)
- S(h);CHECK,N_GUARD::QAB1(I),XS(h)
- Tries
- Try
- S(G);XP(f)
- Threat
- QAR1(I)
- Vars
- S(c);CHECK,OGATE,XS(G)::QAB1(I),XS(c)
- S(h);CHECK,N_GUARD::QAB1(I),XS(h)
- K(e);S_FLIGHT::B(B)+R(F),DCHECK,XP(b)
- Q(a);N_GUARD,XB(A)::B(B)+R(F)
- S(h);N_GUARD,XP(H)::QAB1(I)
- P(b);OGATE,XP(D)::B(B)+R(F),DCHECK
- Q(a);N_GUARD,P_PINQ(I)::B(B)+R(F)
- B(d);N_GUARD::QAR1(I),XB(d)
- B(d);OGATE,P_PINQ(I)::B(B)+R(F),DCHECK
- P(b);OGATE::B(B)+R(F),DCHECK
- Refutation
- S(c);XR(C)
- Try
- R(C);CHECK
- Vars
- K(e);S_FLIGHT::B(B)+R(F),DCHECK,XP(b)
- Refutation
- K(e);P-FLIGHT,XR(C)
- Try
- R(F);CHECK
- Vars
- Q(a);N_GUARD,P_SPINQ(a)::B(B),XQ(a)
- Refutation
- Q(a);XB(B)
- Try
- R(F);CHECK
- Vars
- Q(a);N_GUARD,P_SPINQ(a)::B(B),XQ(a)
- Refutation
- Q(a);XB(B)
- Try
- R(F);CHECK,XP(b)
- Vars
- Q(a);N_GUARD,P_SPINQ(a)::B(B),XQ(a)
- Refutation
- Q(a);XB(B)
- Try
- R(F);CHECK
- Vars
- Q(a);N_GUARD,P_SPINQ(a)::B(B),XQ(a)
- Refutation
- Q(a);XB(B)
- Try
- R(F);CHECK
- Vars
- Q(a);N_GUARD,P_SPINQ(a)::B(B),XQ(a)
- Refutation
- Q(a);XB(B)
- Try
- R(F);CHECK,XB(d)
- Vars
- Q(a);N_GUARD,P_SPINQ(a)::B(B),XQ(a)
- Refutation
- Q(a);XB(B)
- Try
- Q(I);CHECK,XP(f)
- Vars
- K(e);P-FLIGHT::S(K)
- Refutation
- S(c);CHECK,XQ(I)
- Try
- Q(I);CHECK
- Vars
- K(e);S_FLIGHT::B(B)+R(F),DCHECK,XP(b)
- B(d);OGATE,SBLOCK,XQ(I)::B(B)+R(F),DCHECK
- Refutation
- K(e);P-FLIGHT,XQ(I)
- Try
- Actual
- S(G);
- Threat
- QAR1(I)
- Vars
- S(h);CHECK,N_GUARD::QAB1(I),XS(h)
- K(e);S_FLIGHT::B(B)+R(F),DCHECK,XP(b)
- Q(a);N_GUARD,XB(A)::B(B)+R(F)
- S(c);N_GUARD,XR(C)::QAB1(I),XP(f)
- S(h);N_GUARD,XP(H)::QAB1(I)
- P(b);OGATE,XP(D)::B(B)+R(F),DCHECK
- Q(a);N_GUARD,P_PINQ(I)::B(B)+R(F)
- B(d);N_GUARD::QAR1(I),XB(d)
- B(d);OGATE,P_PINQ(I)::B(B)+R(F),DCHECK
- P(f);SBLOCK::S(G)
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).