MESON Chess Problem Database
Problem Display
PID: 54921 (r1r5/1B1bp3/R1n1p3/2p1k1NN/R1n1P2K/p7/qP1Q4/8 w - - 0 1)
Lyris, D Vasilios
2nd Prize, To Mat, 1952
#2
9 + 11
| 3105 | FIDE Album (1945-1955) | 1964 |
SOLUTION
- SOUND
- Sets
- 1...Sxb2
- 2.Sf3#
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...Sxd2
- 2.Sf7#
- 1...Se3
- 2.Sf3#
- 2.Sf7#
- 2.Qh2#
- 1...S4a5
- 2.Sf3#
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...Sb6
- 2.Sf3#
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...Sd6
- 2.Sf3#
- 2.Qf4#
- 2.Qh2#
- 1...Sb4
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sd4
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...S6a5
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sa7
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sb8
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sd8
- 2.Sf3#
- 2.Qc3#
- 1...Sxb2
- Tries
- 1.R6a5?
- threat
- 2.Rxc5#
- 1...Sxb2
- 2.Sf3#
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...Sxd2
- 2.Sf7#
- 1...S4xa5
- 2.Sf3#
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...S6xa5
- 2.Sf3#
- 2.Sf7#
- 1...Sd4
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...Se3
- 2.Sf3#
- 2.Sf7#
- 2.Qh2#
- 1...Sb6
- 2.Sf3#
- 2.Sf7#
- 2.Qf4#
- 2.Qh2#
- 1...Sd6
- 2.Sf3#
- 2.Qf4#
- 2.Qh2#
- 1...Sb4
- 2.Sf3#
- 2.Sf7#
- 1...Sa7
- 2.Sf3#
- 2.Sf7#
- 1...Sb8
- 2.Sf3#
- 2.Sf7#
- 1...Sd8
- 2.Sf3#
- 1...Rxa5!
- threat
- 1.Qc3+?
- 1...Sd4
- 2.Sf3#
- 2.Sf7#
- 2.Qg3#
- 1...Kd6!
- 1...Sd4
- 1.Qe3?
- threat
- 2.Sf7#
- 2.Qxc5#
- 1...Sxb2
- 2.Sf7#
- 2.Qf4#
- 2.Qg3#
- 1...Sxe3
- 2.Sf7#
- 1...Rf8
- 2.Qxc5#
- 1...Be8
- 2.Qxc5#
- 1...Sd2
- 2.Sf7#
- 2.Qf4#
- 2.Qg3#
- 1...S4a5
- 2.Sf7#
- 2.Qf4#
- 2.Qg3#
- 1...Sb6
- 2.Sf7#
- 2.Qf4#
- 2.Qg3#
- 1...Sd6
- 2.Sf3#
- 2.Qf4#
- 2.Qg3#
- 1...Sb4
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sd4
- 2.Sf7#
- 2.Qf4#
- 2.Qg3#
- 1...S6a5
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sa7
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sb8
- 2.Sf3#
- 2.Sf7#
- 2.Qc3#
- 1...Sd8
- 2.Sf3#
- 2.Qc3#
- 1...Kd6!
- threat
- 1.Qf2?
- threat
- 2.Qxc5#
- 1...Sxb2
- 2.Sf7#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...Sd2
- 2.Sf7#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...Se3
- 2.Sf7#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...S4a5
- 2.Sf7#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...Sb6
- 2.Sf7#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...Sd6
- 2.Sf3#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...Sb4
- 2.Sf3#
- 2.Sf7#
- 1...Sd4
- 2.Sf7#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...S6a5
- 2.Sf3#
- 2.Sf7#
- 1...Sa7
- 2.Sf3#
- 2.Sf7#
- 1...Sb8
- 2.Sf3#
- 2.Sf7#
- 1...Sd8
- 2.Sf3#
- 1...Kd6!
- threat
- 1.Qd3?
- threat
- 2.Sf3#
- 2.Sf7#
- 1...Be8
- 2.Sf3#
- 1...Sd2
- 2.Sf7#
- 2.Qg3#
- 1...Sd6
- 2.Sf3#
- 2.Qg3#
- 1...Sd4
- 2.Sf7#
- 2.Qg3#
- 1...Sd8
- 2.Sf3#
- 2.Qc3#
- 1...Rf8!
- threat
- 1.R6a5?
- Keys
- 1.Qa5!
- threat
- 2.Qxc5#
- 1...Kd4
- 2.Qc3#
- 1...Kd6
- 2.Sf7#
- 1...Sxb2
- 2.Sf7#
- 1...S4xa5
- 2.Sf7#
- 1...S6xa5
- 2.Sf3#
- 1...Sd2
- 2.Sf7#
- 1...Se3
- 2.Sf7#
- 1...Sb6
- 2.Sf7#
- 1...Sd6
- 2.Sf3#
- 1...Sb4
- 2.Sf3#
- 1...Sd4
- 2.Sf7#
- 1...Sa7
- 2.Sf3#
- 2.Qc3#
- 1...Sb8
- 2.Sf3#
- 2.Qc3#
- 1...Sd8
- 2.Sf3#
- 2.Qc3#
- threat
- 1.Qa5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- S(c);XQ(B)::S(F)
- Tries
- Try
- R(H);P_PINP(d)
- Threat
- R(H),XP(d)
- Vars
- S(c);XQ(B)::S(F)
- S(f);::S(F)
- Refutation
- R(j);N_SPINP(d),XR(H)
- Try
- Q(B);CHECK
- Refutation
- K(e);P_SPINS(f),S_FLIGHT
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- S(c);XQ(B)::S(F)
- R(k);::QAR2(B),XP(d)
- B(h);::QAR2(B),XP(d)
- Refutation
- K(e);P_SPINS(f),S_FLIGHT
- Try
- Q(B);
- Threat
- QAR2(B),XP(d)
- Vars
- S(f);::S(F)
- Refutation
- K(e);P_SPINS(f),S_FLIGHT
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- B(h);::S(F)
- Refutation
- R(k);
- Try
- Actual
- Q(B);P_PINP(d)
- Threat
- QAR2(B),XP(d)
- Vars
- K(e);N_SPINP(d),P_SPINS(c),S_FLIGHT::QAB1(B)
- K(e);N_SPINP(d),P_SPINS(f),S_FLIGHT::S(F)
- S(c);XP(A)::S(F)
- S(c);N_SPINP(d),XQ(B)::S(F)
- S(f);N_SPINP(d),XQ(B)::S(F)
- S(c);::S(F)
- S(c);SBLOCK::S(F)
- S(f);::S(F)
- S(f);SBLOCK::S(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).