MESON Chess Problem Database
Problem Display
PID: 18055 (2rbR3/8/1PpP2nq/5pN1/RB1k1p1p/NKprn1Q1/2P5/7B w - - 0 1)
Visserman, Eeltje
1st Prize, Arbejder-Skak, 1953/I
#2
11 + 12
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Qxd3#
- 1...Sf1
- 2.Qxd3#
- 1...Sxc2
- 2.Sxc2#
- 1...Sg2
- 2.Qxd3#
- 1...Sc4
- 2.Qxd3#
- 1...Sg4
- 2.Qxd3#
- 1...Sd5
- 2.Qxd3#
- 1...Se5
- 2.Qxf4#
- 1...Se7
- 2.Qxf4#
- 1...Sf8
- 2.Qxf4#
- 1...Sh8
- 2.Qxf4#
- 1...c5
- 2.Sb5#
- 2.Bxc3#
- 1...Sd1
- Tries
- 1.Bxc6?
- threat
- 2.Sb5#
- 2.Sf3#
- 1...Qxg5
- 2.Sb5#
- 1...Bxg5
- 2.Sb5#
- 1...Sxc2
- 2.Sxc2#
- 2.Sb5#
- 1...Be7
- 2.Sf3#
- 1...Se7
- 2.Sf3#
- 2.Qxf4#
- 1...Qh5
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 2.Qxd3#
- 1...Sf1
- 2.Sb5#
- 2.Qxd3#
- 1...Sg2
- 2.Sb5#
- 2.Qxd3#
- 1...Sc4
- 2.Sb5#
- 2.Qxd3#
- 1...Sg4
- 2.Sb5#
- 2.Qxd3#
- 1...Sd5
- 2.Sb5#
- 2.Qxd3#
- 1...Se5
- 2.Sb5#
- 2.Qxf4#
- 1...f3
- 2.Sb5#
- 2.Sxf3#
- 2.Se6#
- 1...Rxc6!
- threat
- 1.Ba5+?
- 1...Sc4
- 2.Rxc4#
- 1...Kc5!
- 1...Sc4
- 1.Bxc6?
- Keys
- 1.Ra5!
- threat
- 2.Sf3#
- 2.Se6#
- 2.Bc5#
- 1...Qxg5
- 2.Bc5#
- 1...Bxg5
- 2.Bc5#
- 1...Bxb6
- 2.Sf3#
- 2.Se6#
- 1...Sxc2
- 2.Sxc2#
- 2.Se6#
- 2.Bc5#
- 1...Qh5
- 2.Se6#
- 2.Bc5#
- 1...Be7
- 2.Se6#
- 1...Sd1
- 2.Se6#
- 2.Bc5#
- 2.Qxd3#
- 1...Sf1
- 2.Se6#
- 2.Bc5#
- 2.Qxd3#
- 1...Sg2
- 2.Qxd3#
- 1...Sc4
- 2.Se6#
- 2.Bc5#
- 2.Qxd3#
- 1...Sg4
- 2.Se6#
- 2.Bc5#
- 2.Qxd3#
- 1...Sd5
- 2.Bc5#
- 2.Qxd3#
- 1...Se5
- 2.Bc5#
- 2.Qxf4#
- 1...Se7
- 2.Qxf4#
- 1...Sf8
- 2.Sf3#
- 2.Bc5#
- 2.Qxf4#
- 1...Sh8
- 2.Sf3#
- 2.Bc5#
- 2.Qxf4#
- 1...f3
- 2.Sxf3#
- 1...c5
- 2.Sb5#
- threat
- 1.Ra5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 9
- Sets
- S(c);OGATE::QAR1(E),XR(b)
- S(c);XP(B)::S(C),XS(c)
- S(i);N_GUARD::QAR2(E),XP(e)
- Tries
- Try
- B(A);XP(h)
- Threat
- DUALS(2)
- Vars
- Q(j);XS(H)::S(C)
- B(l);XS(H)::S(C)
- B(l);::S(H)
- Q(j);::S(C)
- Refutation
- R(k);XB(A)
- Try
- B(G);CHECK
- Vars
- S(c);N_GUARD,P_SPINS(c)::R1(F),XS(c)
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- R(F);
- Threat
- DUALS(3)
- Vars
- Q(j);XS(H)::B(G)
- B(l);XS(H)::B(G)
- B(l);::S(H)
- S(c);OGATE::QAR1(E),XR(b)
- S(i);N_GUARD::QAR2(E),XP(e)
- P(e);::S(H),XP(e)
- P(h);N_GUARD::S(C)
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).