MESON Chess Problem Database
Problem Display
PID: 229232 (4n3/3N4/b7/8/2rkP2R/2q3NK/1B6/rn2QBb1 w - - 0 1)
Bajtay, Jozsef
Uj Nemezdek, 1926
#2
8 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qxb2
- 2.Sf5#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qf2#
- 1...Be3
- 2.Sf5#
- 1...Sd2
- 2.Qxd2#
- 1...Sa3
- 2.Qd2#
- 1...Qxb2
- Tries
- 1.Bxc3+?
- 1...Sxc3
- 2.Sf5#
- 2.Qd2#
- 1...Rxc3!
- 1...Sxc3
- 1.Qxc3+?
- 1...Sxc3
- 2.Sf5#
- 1...Rxc3!
- 1...Sxc3
- 1.Qd1+?
- 1...Sd2
- 2.Qxd2#
- 1...Ke3!
- 1...Sd2
- 1.Qe3+?
- 1...Bxe3
- 2.Sf5#
- 1...Kxe3!
- 1...Bxe3
- 1.Bxc3+?
- Keys
- 1.Be2!
- threat
- 2.Qxg1#
- 1...Ke3
- 2.Sf5#
- 1...Qxb2
- 2.Sf5#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.Qf2#
- 1...Be3
- 2.Sf5#
- 1...Sd2
- 2.Qxd2#
- 1...Sa3
- 2.Qd2#
- threat
- 1.Be2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(d);N_PINS(D),N_SPINQ(d),XB(C)::S(D)
- B(c);N_GUARD::QAB(A),XB(c)
- B(c);N_GUARD::QAB(A)
- B(c);N_PINS(D)::S(D)
- S(b);N_GUARD::QAR2(A),XS(b)
- S(b);N_GUARD::QAR2(A)
- Tries
- Try
- B(C);CHECK,N_SPINS(D),XQ(d)
- Refutation
- R(e);P_PINS(D),XB(C)
- Try
- Q(A);CHECK,N_SPINS(D),XQ(d)
- Vars
- S(b);P_SPINS(b),XQ(A)::S(D)
- Refutation
- R(e);P_PINS(D),P_SPINR(e),XQ(A)
- Try
- Q(A);CHECK
- Vars
- S(b);N_GUARD,P_SPINS(b)::QAR2(A),XS(b)
- Refutation
- K(f);N_PINS(D),N_SPINQ(d),S_FLIGHT
- Try
- Q(A);CHECK,N_SPINS(D)
- Vars
- B(c);XQ(A)::S(D)
- Refutation
- K(f);N_SPINQ(d),S_FLIGHT,XQ(A)
- Try
- Actual
- B(B);
- Threat
- QAB(A),XB(c)
- Vars
- K(f);N_PINS(D),N_SPINQ(d),S_FLIGHT::S(D)
- Q(d);N_PINS(D),N_SPINQ(d),XB(C)::S(D)
- B(c);N_GUARD::QAB(A),XB(c)
- B(c);N_GUARD::QAB(A)
- B(c);N_PINS(D)::S(D)
- S(b);N_GUARD::QAR2(A),XS(b)
- S(b);N_GUARD::QAR2(A)
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).