MESON Chess Problem Database
Problem Display
PID: 118350 (4B1b1/1N2R3/K1P5/3kn3/2p1pn1R/8/2N5/7Q w - - 0 1)
Rasmussen, Knud AK
Vancouver Province, 1952
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Qxe4#
- 1...Sfd3
- 2.Qxe4#
- 1...Sh3
- 2.Qxe4#
- 1...Sh5
- 2.Qxe4#
- 1...Se6
- 2.Qxe4#
- 1...Sfg6
- 2.Qxe4#
- 1...Sed3
- 2.Qxe4#
- 1...Sg4
- 2.Qxe4#
- 1...Sxc6
- 2.Qxe4#
- 1...Seg6
- 2.Qxe4#
- 1...Sd7
- 2.Qxe4#
- 1...Sf7
- 2.Qxe4#
- 1...Se2
- Tries
- 1.Bf7+?
- 1...Kxc6
- 2.Sb4#
- 2.Sd4#
- 1...Se6
- 2.Qxe4#
- 1...Sxf7
- 2.Qxe4#
- 1...Bxf7!
- 1...Kxc6
- 1.Qa1?
- threat
- 2.Se3#
- 2.Sb4#
- 2.Rxe5#
- 2.Qd4#
- 2.Qxe5#
- 2.Qa5#
- 1...Sxc6
- 2.Se3#
- 1...Sd7
- 2.Sb4#
- 1...e3
- 2.Rxe5#
- 2.Qd4#
- 2.Qxe5#
- 1...Be6
- 2.Se3#
- 2.Sb4#
- 2.Qd4#
- 2.Qa5#
- 1...Se2
- 2.Se3#
- 2.Sb4#
- 2.Rxe5#
- 2.Qxe5#
- 2.Qa5#
- 1...Sg2
- 2.Sb4#
- 2.Rxe5#
- 2.Qd4#
- 2.Qxe5#
- 2.Qa5#
- 1...Sfd3
- 2.Se3#
- 2.Qd4#
- 1...Se6
- 2.Se3#
- 2.Sb4#
- 1...Sfg6
- 2.Se3#
- 2.Sb4#
- 2.Qd4#
- 2.Qa5#
- 1...Sed3
- 2.Se3#
- 2.Qd4#
- 1...Sf3
- 2.Se3#
- 2.Sb4#
- 2.Qa5#
- 1...Sg4
- 2.Sb4#
- 2.Qd4#
- 2.Qa5#
- 1...Seg6
- 2.Se3#
- 2.Sb4#
- 2.Qd4#
- 2.Qa5#
- 1...Sf7
- 2.Se3#
- 2.Sb4#
- 2.Qd4#
- 2.Qa5#
- 1...c3!
- threat
- 1.Qg1?
- threat
- 2.Sb4#
- 2.Qd4#
- 2.Qc5#
- 1...Sxc6
- 2.Qc5#
- 1...Sd7
- 2.Sb4#
- 1...c3
- 2.Qd4#
- 2.Qc5#
- 1...Se2
- 2.Sb4#
- 2.Qc5#
- 1...Sfd3
- 2.Qd4#
- 1...Se6
- 2.Sb4#
- 1...Sed3
- 2.Qd4#
- 1...Sf3
- 2.Sb4#
- 2.Qc5#
- 1...e3!
- threat
- 1.Bf7+?
- Keys
- 1.Bg6!
- threat
- 2.Bxe4#
- 2.Qxe4#
- 1...Kxc6
- 2.Sb4#
- 1...Sfxg6
- 2.Qxe4#
- 1...Sexg6
- 2.Qxe4#
- 1...c3
- 2.Qxe4#
- 1...Bh7
- 2.Qxe4#
- 1...Sg2
- 2.Bxe4#
- 1...Sf3
- 2.Bxe4#
- threat
- 1.Bg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 10
- Sets
- S(c);::QAB1(A),XP(b)
- S(e);::QAB1(A),XP(b)
- S(e);XP(E)::QAB1(A),XP(b)
- Tries
- Try
- B(H);CHECK
- Vars
- S(c);P_SPINS(c)::QAB1(A),XP(b)
- S(e);XB(H)::QAB1(A),XP(b)
- Refutation
- B(f);XB(H)
- Try
- Q(A);N_PINP(b)
- Threat
- DUALS(6)
- Vars
- S(e);XP(E)::S(B)
- S(e);::S(B)
- Refutation
- P(a);
- Try
- Q(A);N_PINP(b)
- Threat
- DUALS(3)
- Vars
- S(e);XP(E)::QAR1(A)
- S(e);::S(B)
- S(c);::QAR1(A)
- S(c);::S(B)
- S(e);::QAR1(A)
- Refutation
- P(b);
- Try
- Actual
- B(H);
- Threat
- DUALS(2)
- Vars
- K(d);S_FLIGHT,XP(E)::S(B)
- S(c);XB(H)::QAB1(A),XP(b)
- S(e);XB(H)::QAB1(A),XP(b)
- P(a);::QAB1(A),XP(b)
- B(f);::QAB1(A),XP(b)
- S(c);N_SPINP(b)::B(H),XP(b)
- S(e);N_SPINP(b)::B(H),XP(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).