MESON Chess Problem Database
Problem Display
PID: 37163 (B6b/8/1pnK1p1B/1N6/2p5/3k1N2/Q1p5/3nRR2 w - - 0 1)
Myllyniemi, Matti Arvo
1st Prize, Tidskrift for Schack, 1971
#2
8 + 8
| 3753 | FIDE Album (1971-1973) | 1978 |
SOLUTION
- SOUND
- Sets
- 1...Sb2
- 2.Re3#
- 1...Sf2
- 2.Re3#
- 1...Sc3
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sb4
- 2.Be4#
- 1...Sd4
- 2.Be4#
- 1...Sa5
- 2.Be4#
- 1...Se5
- 2.Be4#
- 1...Sa7
- 2.Be4#
- 1...Se7
- 2.Be4#
- 1...Sb8
- 2.Be4#
- 1...Sd8
- 2.Be4#
- 1...c1Q
- 2.Qe2#
- 1...c1S
- 2.Qb1#
- 2.Qd2#
- 1...c1B
- 2.Qb1#
- 2.Qe2#
- 1...c1R
- 2.Qd2#
- 2.Qe2#
- 1...Sb2
- Tries
- 1.Se5+?
- 1...Sxe5
- 2.Be4#
- 1...fxe5!
- 1...Sxe5
- 1.Bxc6?
- threat
- 2.Be4#
- 1...Sf2
- 2.Re3#
- 1...Sc3
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...f5!
- threat
- 1.Re2?
- threat
- 2.Qxc2#
- 1...Kxe2
- 2.Qxc4#
- 1...Se3
- 2.Rxe3#
- 1...c1Q
- 2.Se1#
- 1...c1S
- 2.Se1#
- 2.Rxd1#
- 2.Qc2#
- 2.Qd2#
- 1...c1B
- 2.Se1#
- 2.Qc2#
- 1...c1R
- 2.Se1#
- 2.Qd2#
- 1...Sb2
- 2.Re3#
- 1...Sb4
- 2.Rd2#
- 1...Sd4
- 2.Rd2#
- 1...c3!
- threat
- 1.Re6?
- threat
- 2.Se1#
- 1...Se3
- 2.Rxe3#
- 1...Se5!
- threat
- 1.Rf2?
- threat
- 2.Rd2#
- 2.Qxc2#
- 1...Sxf2
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...c1Q
- 2.Qe2#
- 1...c1S
- 2.Rd2#
- 2.Qb1#
- 2.Qc2#
- 2.Qd2#
- 1...c1B
- 2.Qb1#
- 2.Qc2#
- 2.Qe2#
- 1...c1R
- 2.Rd2#
- 2.Qd2#
- 2.Qe2#
- 1...Sb2
- 2.Re3#
- 2.Rd2#
- 1...Sb4
- 2.Be4#
- 2.Rd2#
- 1...Sd4
- 2.Be4#
- 2.Rd2#
- 1...c3!
- threat
- 1.Qa3+?
- 1...Sc3
- 2.Re3#
- 2.Qxc3#
- 1...c3!
- 1...Sc3
- 1.Se5+?
- Keys
- 1.Re4!
- threat
- 2.Qxc4#
- 1...Kxe4
- 2.Qxc2#
- 1...Se3
- 2.Rxe3#
- 1...c1Q
- 2.Qe2#
- 1...c1R
- 2.Qe2#
- 1...Sb2
- 2.Re3#
- 1...Sd4
- 2.Se1#
- 1...Sa5
- 2.Se1#
- 1...Se5
- 2.Se1#
- 1...c3
- 2.Qc4#
- threat
- 1.Re4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 3
- REMOVED MATES = 7
- Sets
- S(a);N_GUARD::R1(A)
- S(a);N_GUARD::R1(A),XS(a)
- S(f);OGATE::B(H)
- P(b);OGATE::QAB1(C)
- Tries
- Try
- S(D);CHECK
- Vars
- S(f);OGATE,XS(D)::B(H)
- Refutation
- P(g);XS(D)
- Try
- B(H);XS(f)
- Threat
- B(H)
- Vars
- S(a);N_GUARD::R1(A)
- S(a);N_GUARD::R1(A),XS(a)
- Refutation
- P(g);
- Try
- R(A);
- Threat
- QAB1(C),XP(b)
- Vars
- K(c);P_SPINP(b),S_FLIGHT,XR(A)::QAB(C),XP(d)
- S(a);N_GUARD::R1(A),XS(a)
- P(b);::S(D)
- S(a);N_GUARD::R1(A)
- S(f);::R1(A)
- Refutation
- P(d);
- Try
- R(A);
- Threat
- S(D)
- Vars
- S(a);N_GUARD::R1(A),XS(a)
- Refutation
- S(f);
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XR(B)::R1(A)
- S(a);N_GUARD::R1(A),XS(a)
- P(b);OGATE::QAB1(C)
- Refutation
- P(d);
- Try
- Q(C);CHECK
- Refutation
- P(d);P_SPINP(d)
- Try
- Actual
- R(A);
- Threat
- QAB1(C),XP(d)
- Vars
- K(c);P_SPINS(f),S_FLIGHT,XR(A)::QAB(C),XP(b)
- S(a);N_GUARD::R1(A),XS(a)
- P(b);OGATE::QAB1(C)
- S(a);N_GUARD::R1(A)
- S(f);::S(D)
- P(d);::QAB1(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).