MESON Chess Problem Database
Problem Display
PID: 79626 (8/p2pp1B1/N2k4/1pR2P1K/b4b2/N4B2/2P2rp1/6Q1 w - - 0 1)
Polglase, EJ
The Field, 1935
(First published on Sat Feb 9 1935)
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Qd4#
- 1...Rxc2
- 2.Qd4#
- 1...Re2
- 2.Qd4#
- 1...Rxf3
- 2.Qd4#
- 1...Bxc2
- 2.Sxb5#
- 1...Bb3
- 2.Sxb5#
- 1...Bc1
- 2.Be5#
- 1...Bd2
- 2.Be5#
- 1...Be3
- 2.Be5#
- 1...Be5
- 2.Bxe5#
- 1...Bg5
- 2.Be5#
- 1...Bh6
- 2.Be5#
- 1...b4
- 2.Sc4#
- 1...e5
- 2.Bf8#
- 1...e6
- 2.Bf8#
- 1...Rf1
- Tries
- 1.Bb7?
- threat
- 2.Rd5#
- 1...e5
- 2.Bf8#
- 1...e6
- 2.Bf8#
- 1...Bb3
- 2.Sxb5#
- 1...Rd2!
- threat
- 1.Ba8?
- threat
- 2.Rd5#
- 1...e5
- 2.Bf8#
- 1...e6
- 2.Bf8#
- 1...Bb3
- 2.Sxb5#
- 1...Rd2!
- threat
- 1.Rxb5?
- threat
- 2.Sc4#
- 1...Rxc2
- 2.Qd4#
- 1...Rxf3
- 2.Qc5#
- 1...Bxb5
- 2.Sxb5#
- 1...e5
- 2.Bf8#
- 1...e6
- 2.Bf8#
- 1...Bb3!
- threat
- 1.Qa1?
- threat
- 2.Qd4#
- 1...e5
- 2.Bf8#
- 1...e6
- 2.Bf8#
- 1...Bb3
- 2.Sxb5#
- 1...Be3
- 2.Be5#
- 2.Qe5#
- 1...Be5
- 2.Bxe5#
- 2.Qxe5#
- 1...Rd2!
- threat
- 1.Qd1+?
- 1...Bd2
- 2.Be5#
- 1...Rd2!
- 1...Bd2
- 1.Bb7?
- Keys
- 1.Be2!
- 1...Rxe2
- 2.Qd4#
- 1...Bxc2
- 2.Sxb5#
- 1...e5
- 2.Bf8#
- 1...e6
- 2.Bf8#
- 1...Rf1
- 2.Qd4#
- 1...Rf3
- 2.Qd4#
- 1...Bb3
- 2.Sxb5#
- 1...Bc1
- 2.Be5#
- 1...Bd2
- 2.Be5#
- 1...Bh2
- 2.Qd1#
- 1...Be3
- 2.Be5#
- 1...Bg3
- 2.Qd1#
- 1...Be5
- 2.Bxe5#
- 1...Bg5
- 2.Be5#
- 1...Bh6
- 2.Be5#
- 1...b4
- 2.Sc4#
- 1...Rxe2
- 1.Be2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(a);OGATE::QAR2(A)
- R(a);OGATE,XP(B)::QAR2(A)
- R(a);OGATE,XB(D)::QAR2(A)
- B(c);N_GUARD,XP(B)::S(C),XP(e)
- B(c);N_GUARD::S(C),XP(e)
- B(d);N_GUARD::B(I)
- B(d);N_GUARD::B(I),XB(d)
- P(e);N_GUARD::S(C)
- P(i);OGATEB::B(I)
- Tries
- Try
- B(D);
- Threat
- R1(E)
- Vars
- P(i);OGATEB::B(I)
- B(c);N_GUARD::S(C),XP(e)
- Refutation
- R(a);
- Try
- B(D);
- Threat
- R1(E)
- Vars
- P(i);OGATEB::B(I)
- B(c);N_GUARD::S(C),XP(e)
- Refutation
- R(a);
- Try
- R(E);XP(e)
- Threat
- S(C)
- Vars
- R(a);OGATE,XP(B)::QAR2(A)
- R(a);OGATE,XB(D)::QAB1(A)
- B(c);XR(E)::S(C),XB(c)
- P(i);OGATEB::B(I)
- Refutation
- B(c);
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- P(i);OGATEB::B(I)
- B(c);N_GUARD::S(C),XP(e)
- Refutation
- R(a);
- Try
- Q(A);CHECK
- Vars
- B(d);P_SPINB(d)::B(I)
- Refutation
- R(a);P_SPINR(a)
- Try
- Actual
- B(D);
- Vars
- R(a);OGATE,XB(D)::QAR2(A)
- B(c);N_GUARD,XP(B)::S(C),XP(e)
- P(i);OGATEB::B(I)
- R(a);OGATE::QAR2(A)
- B(c);N_GUARD::S(C),XP(e)
- B(d);N_GUARD::B(I)
- B(d);N_GUARD::QAR(A)
- B(d);N_GUARD::B(I),XB(d)
- P(e);N_GUARD::S(C)
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).