MESON Chess Problem Database
Problem Display
PID: 102982 (8/p2Np3/1pQ1K3/5p2/3k4/1Pb1n1N1/4Pr2/5rB1 w - - 0 1)
Hegermann, Albert
Dunaujvarosi Hirlap, 1962-1964
#2
7 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxe2
- 2.Qd5#
- 2.Qc4#
- 1...Rg2
- 2.Qd5#
- 2.Qc4#
- 1...Rh2
- 2.Qd5#
- 2.Qc4#
- 1...Rf3
- 2.Qd5#
- 2.Qc4#
- 1...Rf4
- 2.Qd5#
- 2.Qc4#
- 1...Sd1
- 2.Sxf5#
- 1...Sc2
- 2.Sxf5#
- 1...Sg2
- 2.Sxf5#
- 1...Sc4
- 2.Sxf5#
- 1...Sg4
- 2.Sxf5#
- 1...f4
- 2.Qe4#
- 1...b5
- 2.Qc5#
- 1...a5
- 2.Qxb6#
- 1...a6
- 2.Qxb6#
- 1...Rxe2
- Tries
- 1.Sxf5+?
- 1...Rxf5
- 2.Qc4#
- 1...Sxf5!
- 1...Rxf5
- 1.Bxf2?
- threat
- 2.Sxf5#
- 2.Qd5#
- 2.Qc4#
- 1...Ba1
- 2.Sxf5#
- 2.Qc4#
- 1...Be1
- 2.Sxf5#
- 2.Qc4#
- 1...Bb2
- 2.Sxf5#
- 2.Qc4#
- 1...Bd2
- 2.Sxf5#
- 2.Qc4#
- 1...Bb4
- 2.Sxf5#
- 2.Qc4#
- 1...Ba5
- 2.Sxf5#
- 2.Qc4#
- 1...f4
- 2.Sf5#
- 2.Qe4#
- 2.Qd5#
- 2.Qc4#
- 1...b5
- 2.Sxf5#
- 2.Qd5#
- 2.Qc5#
- 1...Rxf2!
- threat
- 1.Qh1?
- threat
- 2.Qh8#
- 1...Rxe2
- 2.Qd5#
- 1...Sd1
- 2.Sxf5#
- 1...Sc2
- 2.Sxf5#
- 1...Sc4
- 2.Sxf5#
- 1...Sg4
- 2.Sxf5#
- 1...Sd5
- 2.Sxf5#
- 1...Rh2
- 2.Qd5#
- 1...Sg2!
- threat
- 1.Qb5?
- threat
- 2.Qd3#
- 2.Qe5#
- 1...Rxe2
- 2.Qc4#
- 2.Qd5#
- 1...Sg4
- 2.Qd3#
- 1...Sd5
- 2.Qd3#
- 1...Rd1
- 2.Qe5#
- 1...Sc4!
- threat
- 1.Qa8?
- threat
- 2.Qh8#
- 1...Rxe2
- 2.Qd5#
- 1...Sd1
- 2.Sxf5#
- 1...Sc2
- 2.Sxf5#
- 1...Sg2
- 2.Sxf5#
- 1...Sc4
- 2.Sxf5#
- 1...Sg4
- 2.Sxf5#
- 1...Rh2
- 2.Qd5#
- 1...Sd5!
- threat
- 1.Qd6+?
- 1...Sd5
- 2.Qe5#
- 1...exd6!
- 1...Sd5
- 1.Sxf5+?
- Keys
- 1.Qc7!
- threat
- 2.Qe5#
- 1...Rxe2
- 2.Qc4#
- 1...Sc4
- 2.Qf4#
- 1...Sg4
- 2.Qf4#
- threat
- 1.Qc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- S(d);N_GUARD,P_SPINR(b)::S(D),XP(f)
- P(f);N_GUARD::QAR1(E)
- P(g);N_GUARD::QAB1(E)
- P(h);N_GUARD::QAB(E),XP(g)
- Tries
- Try
- S(D);CHECK,XP(f)
- Vars
- R(b);P_SPINS(d),XS(D)::QAR1(E)
- Refutation
- S(d);P_SPINR(b),XS(D)
- Try
- B(A);P_PINS(d),XR(b)
- Threat
- DUALS(3)
- Refutation
- R(a);N_SPINS(d),XB(A)
- Try
- Q(E);
- Threat
- QAB(E)
- Vars
- R(b);P_SPINS(d),XP(B)::QAR1(E)
- S(d);N_GUARD,P_SPINR(b)::S(D),XP(f)
- R(b);P_SPINS(d)::QAR1(E)
- Refutation
- S(d);P_SPINR(b)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- S(d);P_SPINR(b)::QAR1(E)
- R(a);::QAB1(E)
- Refutation
- S(d);P_SPINR(b)
- Try
- Q(E);
- Threat
- QAB(E)
- Vars
- R(b);P_SPINS(d),XP(B)::QAR1(E)
- S(d);N_GUARD,P_SPINR(b)::S(D),XP(f)
- R(b);P_SPINS(d)::QAR1(E)
- Refutation
- S(d);P_SPINR(b)
- Try
- Q(E);CHECK
- Vars
- S(d);P_SPINR(b),P_SPINS(d)::QAB1(E)
- Refutation
- P(i);XQ(E)
- Try
- Actual
- Q(E);
- Threat
- QAB1(E)
- Vars
- R(b);P_SPINS(d),XP(B)::QAR1(E)
- S(d);P_SPINR(b)::QAR2(E)
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).