MESON Chess Problem Database
Problem Display
PID: 189497 (8/8/3K2pQ/8/3k1P2/3pNPP1/2Rr4/2B4N w - - 0 1)
Tate, Henry
The Leader, 1911
#2
9 + 4
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rxc2
- 2.Qg7#
- 2.Qh8#
- 1...Re2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rf2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rg2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rh2
- 2.Rc4#
- 2.Qg7#
- 1...g5
- 2.Sf5#
- 1...Rd1
- Tries
- 1.Rc5?
- 1...Rd1
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Ra2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rb2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rc2
- 2.Qg7#
- 2.Qh8#
- 1...Re2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rf2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rg2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rh2
- 2.Rc4#
- 2.Qg7#
- 1...g5
- 2.Sf5#
- 1...Kxe3!
- 1...Rd1
- 1.Rc6?
- 1...Rd1
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Ra2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rb2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rc2
- 2.Qg7#
- 2.Qh8#
- 1...Re2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rf2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rg2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rh2
- 2.Rc4#
- 2.Qg7#
- 1...g5
- 2.Sf5#
- 1...Kxe3!
- 1...Rd1
- 1.Rc7?
- 1...Rd1
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Ra2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rb2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rc2
- 2.Qg7#
- 2.Qh8#
- 1...Re2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rf2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rg2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rh2
- 2.Rc4#
- 2.Qg7#
- 1...g5
- 2.Sf5#
- 1...Kxe3!
- 1...Rd1
- 1.Rc8?
- 1...Rd1
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Ra2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rb2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rc2
- 2.Qg7#
- 2.Qh8#
- 1...Re2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rf2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rg2
- 2.Rc4#
- 2.Qg7#
- 2.Qh8#
- 1...Rh2
- 2.Rc4#
- 2.Qg7#
- 1...g5
- 2.Sf5#
- 1...Kxe3!
- 1...Rd1
- 1.Qxg6?
- threat
- 2.Sf5#
- 2.Qe4#
- 1...Kxe3
- 2.Qe4#
- 1...Rxc2
- 2.Qf6#
- 2.Qg7#
- 1...dxc2!
- threat
- 1.Rc5?
- Keys
- 1.Qh2!
- 1...Kxe3
- 2.Qf2#
- 1...Rxc2
- 2.Qh8#
- 1...Rxh2
- 2.Rc4#
- 1...dxc2
- 2.Qxd2#
- 1...Rd1
- 2.Rc4#
- 2.Qh8#
- 1...Re2
- 2.Rc4#
- 2.Qh8#
- 1...Rf2
- 2.Rc4#
- 2.Qh8#
- 1...Rg2
- 2.Rc4#
- 2.Qh8#
- 1...g5
- 2.Sf5#
- 1...Kxe3
- 1.Qh2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- P(d);N_GUARD::S(D)
- Tries
- Try
- R(C);
- Vars
- P(d);N_GUARD::S(D)
- Refutation
- K(c);P_SPINR(a),S_FLIGHT,XS(D)
- Try
- R(C);
- Vars
- P(d);N_GUARD::S(D)
- Refutation
- K(c);P_SPINR(a),S_FLIGHT,XS(D)
- Try
- R(C);
- Vars
- P(d);N_GUARD::S(D)
- Refutation
- K(c);P_SPINR(a),S_FLIGHT,XS(D)
- Try
- R(C);
- Vars
- P(d);N_GUARD::S(D)
- Refutation
- K(c);P_SPINR(a),S_FLIGHT,XS(D)
- Try
- Q(I);XP(d)
- Threat
- DUALS(2)
- Vars
- K(c);P_SPINR(a),S_FLIGHT,XS(D)::QAR1(I)
- Refutation
- P(b);XR(C)
- Try
- Actual
- Q(I);
- Vars
- K(c);OGATEB,P_SPINR(a),S_FLIGHT,XS(D)::QAB1(I)
- R(a);XR(C)::QAB(I)
- R(a);XQ(I)::R1(C)
- P(b);OGATEB,XR(C)::QAR2(I),XR(a)
- P(d);N_GUARD::S(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).