MESON Chess Problem Database
Problem Display
PID: 177505 (5K2/3pN1B1/2Prk3/3p4/1Rp1n3/8/B1Q5/8 w - - 0 1)
Pitkanen, Jorma
Tehtava, 1994
#2
7 + 6
| 4901 | Best Problems | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Sd2
- 2.Qf5#
- 2.Qg6#
- 1...Sf2
- 2.Qf5#
- 2.Qg6#
- 1...Sc3
- 2.Qf5#
- 2.Qg6#
- 1...Sg3
- 2.Qg6#
- 1...Sc5
- 2.Qf5#
- 2.Qg6#
- 1...Sg5
- 2.Qf5#
- 2.Qg6#
- 1...Sf6
- 2.Qf5#
- 1...c3
- 2.Rxe4#
- 2.Qxe4#
- 1...d4
- 2.Qxe4#
- 1...Sd2
- Tries
- 1.Qh2?
- threat
- 2.Qe5#
- 2.Qh3#
- 1...Rxc6
- 2.Qe5#
- 1...dxc6
- 2.Qh3#
- 1...Sf2
- 2.Qe5#
- 2.Qh6#
- 1...Sg3
- 2.Qh6#
- 1...Sg5
- 2.Qe5#
- 2.Qh6#
- 1...Sf6!
- threat
- 1.Qc3?
- threat
- 2.Qe5#
- 2.Qh3#
- 1...Rxc6
- 2.Qe5#
- 1...dxc6
- 2.Qh3#
- 1...Sf2
- 2.Qe5#
- 2.Qf6#
- 1...Sg3
- 2.Qe5#
- 2.Qf6#
- 1...Sg5
- 2.Qe5#
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...d4
- 2.Qh3#
- 1...Sxc3!
- threat
- 1.Qh2?
- Keys
- 1.Qd3!
- threat
- 2.Qh3#
- 1...Rxc6
- 2.Qxd5#
- 1...cxd3
- 2.Rxe4#
- 1...Sf6
- 2.Qf5#
- 1...Sf2
- 2.Qf5#
- 2.Qg6#
- 1...Sg3
- 2.Qg6#
- 1...Sg5
- 2.Qf5#
- 2.Qg6#
- threat
- 1.Qd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(b);OGATE::QAR2(B)
- S(b);OGATE::QAB1(B)
- P(c);N_GUARD,P_SPINP(a)::QAR2(B),XS(b)
- Tries
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- R(d);XP(D)::QAR1(B)
- P(f);XP(D)::QAB(B)
- S(b);N_GUARD::QAR(B)
- Refutation
- S(b);
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- R(d);XP(D)::QAR1(B)
- P(f);XP(D)::QAB(B)
- S(b);N_GUARD::QAR1(B),XS(b)
- P(c);P_SPINP(a)::QAB(B)
- Refutation
- S(b);XQ(B)
- Try
- Actual
- Q(B);
- Threat
- QAB(B)
- Vars
- R(d);N_GUARD,XP(D)::QAB1(B),XP(c)
- P(a);OGATE,P_SPINP(c),XQ(B)::R(C),XS(b)
- S(b);OGATE::QAB1(B)
- S(b);OGATE::QAR2(B)
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).