MESON Chess Problem Database
Problem Display
PID: 213681 (1Q6/3bq3/5P2/P6R/k1pr2R1/2BN1B2/P7/KNb4r w - - 0 1)
Witt, Andreas
Badische Neueste Nachrichten, 1995
#2
11 + 7
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qb4
- 2.Qxb4#
- 1...Qc5
- 2.Sxc5#
- 1...Qxf6
- 2.Sc5#
- 2.Qb4#
- 1...Qd8
- 2.Sc5#
- 2.Qb4#
- 1...Qe1
- 2.Sc5#
- 2.Qb4#
- 1...Qe2
- 2.Sc5#
- 2.Qb4#
- 1...Qe3
- 2.Sc5#
- 2.Qb4#
- 1...Qe4
- 2.Sc5#
- 2.Qb4#
- 1...Qe5
- 2.Qb4#
- 1...Qe6
- 2.Sc5#
- 2.Qb4#
- 1...Qf7
- 2.Sc5#
- 2.Qb4#
- 1...Qg7
- 2.Sc5#
- 2.Qb4#
- 1...Qh7
- 2.Sc5#
- 2.Qb4#
- 1...Qe8
- 2.Sc5#
- 2.Qb4#
- 1...Rd1
- 2.Bxd1#
- 1...Rh3
- 2.Bd1#
- 1...Rh4
- 2.Bd1#
- 1...Rxh5
- 2.Bd1#
- 1...Rxd3
- 2.Qb3#
- 1...Rd5
- 2.Qb3#
- 1...Rd6
- 2.Sc5#
- 2.Rxc4#
- 2.Qb3#
- 2.Qb4#
- 1...Bb2+
- 2.Sxb2#
- 1...Bd2
- 2.Sb2#
- 1...Be3
- 2.Sb2#
- 1...Bf4
- 2.Sb2#
- 1...Bg5
- 2.Sb2#
- 1...Bh6
- 2.Sb2#
- 1...Bxg4
- 2.Bc6#
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bf5
- 2.Bc6#
- 1...Bc6
- 2.Bxc6#
- 1...Be6
- 2.Bc6#
- 2.Qb5#
- 1...Bc8
- 2.Bc6#
- 2.Qb5#
- 1...cxd3
- 2.Qb3#
- 1...Qb4
- Tries
- 1.Rxd4?
- threat
- 2.Qb3#
- 1...Bb2+
- 2.Sxb2#
- 1...Qb4
- 2.Qxb4#
- 1...Bb5
- 2.Qxb5#
- 1...Qa3!
- threat
- 1.Rxh1?
- threat
- 2.Bd1#
- 1...Bb2+
- 2.Sxb2#
- 1...Rxd3
- 2.Qb3#
- 1...Bxg4
- 2.Bc6#
- 1...Qb4
- 2.Qxb4#
- 1...Qe1
- 2.Sc5#
- 2.Qb4#
- 1...Qe2
- 2.Sc5#
- 2.Qb4#
- 1...Qa3!
- threat
- 1.Rc5?
- threat
- 2.Qb4#
- 1...Bb2+
- 2.Sxb2#
- 1...Qxc5
- 2.Sxc5#
- 1...cxd3
- 2.Rxd4#
- 2.Qb3#
- 1...Bb5
- 2.Qxb5#
- 1...Ba3!
- threat
- 1.fxe7?
- threat
- 2.Sc5#
- 2.Qb4#
- 1...Bb2+
- 2.Sxb2#
- 1...Rxh5
- 2.Bd1#
- 2.Qb4#
- 1...Rxd3
- 2.Rxc4#
- 2.Qb3#
- 2.Qb4#
- 1...cxd3
- 2.Rxd4#
- 2.Qb3#
- 1...Rd5
- 2.Rxc4#
- 2.Qb3#
- 2.Qb4#
- 1...Bb5
- 2.Sc5#
- 2.Qxb5#
- 1...Ba3!
- threat
- 1.Rxd4?
- Keys
- 1.a6!
- threat
- 2.Ra5#
- 1...Bb2+
- 2.Sxb2#
- 1...Rxh5
- 2.Bd1#
- 1...Qb4
- 2.Qxb4#
- 1...Qc5
- 2.Sxc5#
- 1...Qd8
- 2.Sc5#
- 2.Qb4#
- 1...Qe5
- 2.Qb4#
- 1...Rd5
- 2.Qb3#
- 1...Bg5
- 2.Sb2#
- 1...Bb5
- 2.Qxb5#
- 1...Bf5
- 2.Bc6#
- threat
- 1.a6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 10
- Sets
- Q(g);N_GUARD::QAR1(K),XQ(g)
- Q(g);N_GUARD::S(E),XQ(g)
- Q(g);N_GUARD::QAR1(K)
- R(b);N_GUARD::B(F),XR(b)
- R(b);N_GUARD::B(F)
- R(b);N_GUARD,XR(I)::B(F)
- R(e);P_SPINP(d),XS(E)::QAB1(K)
- R(e);P_SPINP(d)::QAB1(K)
- B(a);CHECK,N_GUARD,P_PINS(B)::S(E),XB(a)
- B(a);N_GUARD,P_PINS(B)::S(E)
- B(f);N_GUARD::QAB1(K),XB(f)
- B(f);N_GUARD::B(F)
- B(f);N_GUARD::B(F),XB(f)
- P(d);N_GUARD,P_SPINR(e),XS(E)::QAB1(K)
- Tries
- Try
- R(G);P_PINP(d),XR(e)
- Threat
- QAB1(K)
- Vars
- B(a);CHECK,N_GUARD,P_PINS(B)::S(E),XB(a)
- Q(g);N_GUARD,N_SPINP(d)::QAR1(K),XQ(g)
- B(f);N_GUARD::QAB1(K),XB(f)
- Refutation
- Q(g);P_PINP(C)
- Try
- R(I);XR(b)
- Threat
- B(F)
- Vars
- B(a);CHECK,N_GUARD::S(E),XB(a)
- R(e);P_SPINP(d),XS(E)::QAB1(K)
- B(f);N_GUARD,XR(G)::B(F)
- Q(g);N_GUARD::QAR1(K),XQ(g)
- Refutation
- Q(g);P_PINP(C)
- Try
- R(I);
- Threat
- QAR1(K)
- Vars
- B(a);CHECK,N_GUARD,P_PINS(B)::S(E),XB(a)
- Q(g);XR(I)::S(E),XQ(g)
- B(f);N_GUARD::QAB1(K),XB(f)
- Refutation
- B(a);P_PINS(B)
- Try
- P(J);XQ(g)
- Threat
- DUALS(2)
- Vars
- B(a);CHECK,N_GUARD,P_PINS(B)::S(E),XB(a)
- Refutation
- B(a);P_PINS(B)
- Try
- Actual
- P(H);
- Threat
- R1(I)
- Vars
- B(a);CHECK,N_GUARD,P_PINS(B)::S(E),XB(a)
- R(b);N_GUARD,XR(I)::B(F)
- Q(g);N_GUARD::QAR1(K),XQ(g)
- Q(g);N_GUARD::S(E),XQ(g)
- Q(g);N_GUARD::QAR1(K)
- R(e);P_SPINP(d)::QAB1(K)
- B(a);N_GUARD,P_PINS(B)::S(E)
- B(f);N_GUARD::QAB1(K),XB(f)
- B(f);N_GUARD::B(F)
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).