MESON Chess Problem Database
Problem Display
PID: 249892 (7B/4pN1b/1p3r2/1K6/2Pk1p2/5Q2/1P6/8 w - - 0 1)
Matthaus, Hans Georg
Deutsche Schachzeitung, 1966
#2
6 + 6
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Be4
- 2.Qc3#
- 1...Be4
- Tries
- 1.Sg5?
- threat
- 2.Qc3#
- 1...Ke5
- 2.Qd5#
- 1...Bd3!
- threat
- 1.Sd6?
- threat
- 2.Qc3#
- 1...Ke5
- 2.Qd5#
- 1...exd6
- 2.Bxf6#
- 1...Bd3!
- threat
- 1.Sd8?
- threat
- 2.Sc6#
- 1...Ke5
- 2.Qd5#
- 1...Be4
- 2.Qc3#
- 1...e5!
- threat
- 1.Bxf6+?
- 1...e5
- 2.Bxe5#
- 1...exf6!
- 1...e5
- 1.Sg5?
- Keys
- 1.Se5!
- threat
- 2.Sc6#
- 1...Kxe5
- 2.Qd5#
- 1...Rf5
- 2.Qd3#
- 1...Rc6
- 2.Sxc6#
- 1...Be4
- 2.Qc3#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(f);SBLOCK::QAB1(B)
- Tries
- Try
- S(E);
- Threat
- QAB1(B)
- Vars
- K(a);N_GUARD,S_FLIGHT::QAR1(B)
- Refutation
- B(f);P_PINP(C)
- Try
- S(E);
- Threat
- QAB1(B)
- Vars
- K(a);N_GUARD,S_FLIGHT::QAR1(B)
- P(e);N_GUARD,XS(E)::B(F),XR(d)
- Refutation
- B(f);P_PINP(C)
- Try
- S(E);
- Threat
- S(E)
- Vars
- K(a);N_GUARD,S_FLIGHT::QAR1(B)
- B(f);SBLOCK::QAB1(B)
- Refutation
- P(e);N_SPINR(d)
- Try
- B(F);CHECK,XR(d)
- Vars
- P(e);P_SPINP(e)::B(F),XP(e)
- Refutation
- P(e);XB(F)
- Try
- Actual
- S(E);N_PINR(d)
- Threat
- S(E)
- Vars
- K(a);N_GUARD,P_SPINR(d),S_FLIGHT,XS(E)::QAR1(B)
- R(d);P_PINS(E),S_CUTB(f)::QAR1(B)
- R(d);::B(F)+S(E),DCHECK,XR(d)
- B(f);SBLOCK::QAB1(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).