MESON Chess Problem Database
Problem Display
PID: 182673 (4Q3/4p3/1K1PP3/1BPp1PB1/3k4/4R1R1/7r/n1NbN1n1 w - - 0 1)
Barry, Henry William
St. Paul's Dispatch, 1903
#2
12 + 7
| 15 | British Chess Magazine | 1913 |
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Qh8#
- 1...Rb2
- 2.Qh8#
- 1...Rc2
- 2.Qh8#
- 1...Rd2
- 2.Qh8#
- 1...Re2
- 2.Rg4#
- 2.Qh8#
- 1...Rf2
- 2.Qh8#
- 1...Rg2
- 2.Qh8#
- 1...Rh8
- 2.Qxh8#
- 1...Bb3
- 2.Rg4#
- 1...Ba4
- 2.Rg4#
- 1...Bg4
- 2.Rxg4#
- 1...Bh5
- 2.Qh8#
- 1...Sc2
- 2.Sb3#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Rg4#
- 1...Sh3
- 2.Qh8#
- 1...exd6
- 2.Bf6#
- 1...Ra2
- Tries
- 1.Se2+?
- 1...Rxe2
- 2.Rg4#
- 2.Qh8#
- 1...Sxe2
- 2.Sf3#
- 1...Bxe2!
- 1...Rxe2
- 1.Sb3+?
- 1...Bxb3
- 2.Rg4#
- 1...Sxb3!
- 1...Bxb3
- 1.Sc2+?
- 1...Rxc2
- 2.Qh8#
- 1...Sxc2
- 2.Sb3#
- 1...Bxc2!
- 1...Rxc2
- 1.Sf3+?
- 1...Sxf3
- 2.Rg4#
- 1...Bxf3!
- 1...Sxf3
- 1.Bh6?
- threat
- 2.Bg7#
- 2.Qh8#
- 1...Bf3
- 2.Qh8#
- 1...Sf3
- 2.Rg4#
- 1...Rxh6!
- threat
- 1.Qxe7?
- threat
- 2.Bf6#
- 2.Qf6#
- 2.Qg7#
- 1...Rh7
- 2.Bf6#
- 2.Qf6#
- 1...Bf3
- 2.Qf6#
- 2.Qg7#
- 1...Sf3
- 2.Rg4#
- 1...Rh6!
- threat
- 1.Se2+?
- Keys
- 1.Qa8!
- 1...exd6
- 2.Bf6#
- 1...Rh1
- 2.Qxa1#
- 1...Ra2
- 2.Qh8#
- 1...Rb2
- 2.Qh8#
- 1...Rc2
- 2.Qh8#
- 1...Rd2
- 2.Qh8#
- 1...Re2
- 2.Rg4#
- 2.Qh8#
- 1...Rf2
- 2.Qh8#
- 1...Rg2
- 2.Qh8#
- 1...Rh3
- 2.Qxa1#
- 1...Rh4
- 2.Qxa1#
- 1...Rh5
- 2.Qxa1#
- 1...Rh6
- 2.Qxa1#
- 1...Rh7
- 2.Qxa1#
- 1...Rh8
- 2.Qxa1#
- 2.Qxh8#
- 1...Bc2
- 2.Qxa1#
- 1...Be2
- 2.Qxa1#
- 1...Bb3
- 2.Rg4#
- 1...Bf3
- 2.Qa4#
- 1...Ba4
- 2.Rg4#
- 2.Qxa4#
- 1...Bg4
- 2.Rxg4#
- 2.Qa4#
- 1...Bh5
- 2.Qa4#
- 2.Qh8#
- 1...Sc2
- 2.Sb3#
- 1...Sb3
- 2.Qa4#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Rg4#
- 1...Sh3
- 2.Qh8#
- 1...exd6
- 1.Qa8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 4
- Sets
- R(d);N_GUARD::QAB(L)
- R(d);N_GUARD,P_PINB(E)::QAB(L)
- R(d);N_GUARD::QAB(L),XR(d)
- B(b);N_GUARD::R(D)
- B(b);N_GUARD::R(D),XB(b)
- B(b);S_CUTR(d)::QAB(L)
- S(a);N_GUARD,S_CUTB(b)::S(A)
- S(c);N_GUARD,S_CUTB(b)::S(B)
- S(c);S_CUTB(b)::R(D)
- S(c);S_CUTR(d)::QAB(L)
- P(g);N_GUARD,XP(J)::B(H)
- Tries
- Try
- S(A);CHECK
- Vars
- S(c);XS(A)::S(B)
- Refutation
- B(b);XS(A)
- Try
- S(A);CHECK
- Vars
- B(b);XS(A)::R(D)
- Refutation
- S(a);XS(A)
- Try
- S(B);CHECK
- Vars
- R(d);XS(B)::QAB(L)
- S(a);XS(B)::S(A)
- Refutation
- B(b);XS(B)
- Try
- S(B);CHECK
- Vars
- S(c);XS(B)::R(D)
- Refutation
- B(b);XS(B)
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- B(b);::QAB(L)
- S(c);S_CUTB(b)::R(D)
- Refutation
- R(d);XB(H)
- Try
- Q(L);XP(g)
- Threat
- DUALS(3)
- Vars
- S(c);S_CUTB(b)::R(D)
- Refutation
- R(d);
- Try
- Actual
- Q(L);
- Vars
- P(g);N_GUARD,XP(J)::B(H)
- R(d);N_GUARD::QAB(L),XS(a)
- R(d);N_GUARD::QAB(L)
- R(d);N_GUARD,P_PINB(E)::QAB(L)
- B(b);S_CUTR(d)::QAB(L),XS(a)
- B(b);N_GUARD::R(D)
- B(b);N_GUARD::QAR(L)
- S(a);N_GUARD,S_CUTB(b)::S(A)
- S(a);S_CUTB(b)::QAR(L)
- S(c);N_GUARD,S_CUTB(b)::S(B)
- S(c);S_CUTB(b)::R(D)
- S(c);S_CUTR(d)::QAB(L)
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).