MESON Chess Problem Database
Problem Display
PID: 247710 (3R1b2/B5NB/1NKnp3/2n5/1ppkpP2/1P5q/2QP4/5b2 w - - 0 1)
Hassberg, Eric Manfred
4th Prize, Stratford Express, 1950
#2
10 + 10
| 14867 | BCPS Library | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bg2
- 2.Qxc4#
- 1...Bxg7
- 2.Rxd6#
- 1...Sxb3
- 2.Qxe4#
- 1...Sd3
- 2.Qxc4#
- 1...Sa4
- 2.Sxa4#
- 2.Qxe4#
- 1...Sa6
- 2.Qxe4#
- 1...Sb7
- 2.Qxe4#
- 1...Sd7
- 2.Sxd7#
- 1...Bg2
- Tries
- 1.Sa4?
- threat
- 2.Bxc5#
- 2.Qxe4#
- 1...Qxh7
- 2.Sxe6#
- 2.Bxc5#
- 1...Qg2
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh1
- 2.Sxe6#
- 2.Bxc5#
- 1...Qd3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qe3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qf3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh5
- 2.Sxe6#
- 2.Qxe4#
- 1...Bg2
- 2.Bxc5#
- 2.Qxc4#
- 1...Bd3
- 2.Bxc5#
- 1...e3
- 2.Bxc5#
- 2.Qe4#
- 1...Qf5!
- threat
- 1.Sxc4?
- threat
- 2.Bxc5#
- 2.Qxe4#
- 1...Qxh7
- 2.Sxe6#
- 2.Bxc5#
- 1...Qg2
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh1
- 2.Sxe6#
- 2.Bxc5#
- 1...Qd3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qe3
- 2.Sxe6#
- 2.Bxc5#
- 2.dxe3#
- 1...Qf3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh5
- 2.Sxe6#
- 2.Qxe4#
- 1...Bg2
- 2.Bxc5#
- 1...Bd3
- 2.Bxc5#
- 2.Qb2#
- 1...e3
- 2.Bxc5#
- 2.Qe4#
- 2.Qb2#
- 1...Qf5!
- threat
- 1.Sd7?
- threat
- 2.Bxc5#
- 1...Qh5
- 2.Sxe6#
- 1...Sb5
- 2.Qxe4#
- 1...Sf5
- 2.Sxe6#
- 1...Sb7
- 2.Qxe4#
- 1...Sf7
- 2.Qxe4#
- 1...Sc8
- 2.Qxe4#
- 1...Se8
- 2.Qxe4#
- 1...Qf5!
- threat
- 1.Sa8?
- threat
- 2.Bxc5#
- 2.Qxe4#
- 1...Qxh7
- 2.Sxe6#
- 2.Bxc5#
- 1...Qg2
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh1
- 2.Sxe6#
- 2.Bxc5#
- 1...Qd3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qe3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qf3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh5
- 2.Sxe6#
- 2.Qxe4#
- 1...Bg2
- 2.Bxc5#
- 2.Qxc4#
- 1...Bd3
- 2.Bxc5#
- 1...e3
- 2.Bxc5#
- 2.Qe4#
- 1...Qf5!
- threat
- 1.Sc8?
- threat
- 2.Bxc5#
- 2.Qxe4#
- 1...Qxh7
- 2.Sxe6#
- 2.Bxc5#
- 1...Qg2
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh1
- 2.Sxe6#
- 2.Bxc5#
- 1...Qd3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qe3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qf3
- 2.Sxe6#
- 2.Bxc5#
- 1...Qh5
- 2.Sxe6#
- 2.Qxe4#
- 1...Bg2
- 2.Bxc5#
- 2.Qxc4#
- 1...Bd3
- 2.Bxc5#
- 1...e3
- 2.Bxc5#
- 2.Qe4#
- 1...Qf5!
- threat
- 1.Sxe6+?
- 1...Sxe6
- 2.Qxe4#
- 1...Qxe6!
- 1...Sxe6
- 1.Sa4?
- Keys
- 1.Sd5!
- threat
- 2.Bxc5#
- 1...Sb5
- 2.Qxe4#
- 1...Sf5
- 2.Sxe6#
- 1...Sb7
- 2.Qxe4#
- 1...Sf7
- 2.Qxe4#
- 1...Sc8
- 2.Qxe4#
- 1...Se8
- 2.Qxe4#
- threat
- 1.Sd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 7
- Sets
- B(a);N_GUARD::QAR1(A),XP(d)
- B(j);N_GUARD,XS(H)::R(J),XS(h)
- S(g);N_GUARD,XP(C)::QAR1(A),XP(f)
- S(g);S_CUTB(a)::QAR1(A),XP(d)
- S(g);N_GUARD::QAR1(A),XP(f)
- S(g);N_SPINS(h)::B(G)+S(E),XS(g)
- Tries
- Try
- S(E);N_PINS(h),P_PINS(g)
- Threat
- DUALS(2)
- Vars
- B(a);::B(G),XS(g)
- Refutation
- Q(b);
- Try
- S(E);N_PINS(h),P_PINS(g),XP(d)
- Threat
- DUALS(2)
- Vars
- B(a);::B(G),XS(g)
- Refutation
- Q(b);
- Try
- S(E);N_PINS(h),P_PINS(g)
- Threat
- B(G),XS(g)
- Vars
- Q(b);N_GUARD::S(H),XP(i)
- S(h);N_GUARD::QAR1(A),XP(f)
- S(h);S_CUTQ(b)::S(H),XP(i)
- Refutation
- Q(b);
- Try
- S(E);N_PINS(h),P_PINS(g)
- Threat
- DUALS(2)
- Vars
- B(a);::B(G),XS(g)
- Refutation
- Q(b);
- Try
- S(E);N_PINS(h),P_PINS(g)
- Threat
- DUALS(2)
- Vars
- B(a);::B(G),XS(g)
- Refutation
- Q(b);
- Try
- S(H);CHECK,XP(i)
- Vars
- S(g);XS(H)::QAR1(A),XP(f)
- Refutation
- Q(b);XS(H)
- Try
- Actual
- S(E);N_PINS(h),P_PINS(g)
- Threat
- B(G),XS(g)
- Vars
- S(h);N_GUARD::QAR1(A),XP(f)
- S(h);S_CUTQ(b)::S(H),XP(i)
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).