MESON Chess Problem Database
Problem Display
PID: 180074 (2Q1n3/5B1b/pK6/3Pp1B1/P2NkP2/RN5R/1Pppppn1/2q5 w - - 0 1)
Scotti, Louis
Variantim, 1993
#2
12 + 11
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.Qxc2#
- 1...Qe1
- 2.Qxc2#
- 1...Qf1
- 2.Qxc2#
- 1...Qg1
- 2.Qxc2#
- 1...Qh1
- 2.Qxc2#
- 1...Bf5
- 2.Qxf5#
- 1...Bg8
- 2.Qf5#
- 1...exd4
- 2.Sc5#
- 2.Qe6#
- 1...exf4
- 2.Qe6#
- 2.Qxe8#
- 1...Qa1
- Tries
- 1.Sxd2+?
- 1...Kxd4
- 2.Qc3#
- 2.Qc4#
- 2.Qc5#
- 1...Qxd2!
- 1...Kxd4
- 1.Sxc2?
- threat
- 2.Sc5#
- 1...Qxc2
- 2.Qxc2#
- 1...exf4
- 2.Qe6#
- 1...Qxb2!
- threat
- 1.Sxe2?
- threat
- 2.Sc3#
- 2.Sc5#
- 1...exf4
- 2.Qe6#
- 1...Se3
- 2.Sc5#
- 1...d1S
- 2.Sc5#
- 1...Qxb2!
- threat
- 1.Sb5?
- threat
- 2.Sc5#
- 2.Sc3#
- 1...Qxb2
- 2.Sxd2#
- 2.Sc5#
- 1...exf4
- 2.Qe6#
- 1...Se3
- 2.Sc5#
- 1...d1S
- 2.Sc5#
- 1...axb5!
- threat
- 1.Sf5?
- threat
- 2.Sc5#
- 1...Bxf5
- 2.Qc4#
- 1...exf4
- 2.Qe6#
- 1...Qxb2!
- threat
- 1.Se6?
- threat
- 2.Sec5#
- 1...Kxd5
- 2.Qc6#
- 1...Kf5
- 2.Sec5#
- 1...exf4!
- threat
- 1.Bg6+?
- 1...Kxd5
- 2.Qe6#
- 2.Qc5#
- 2.Qc6#
- 1...Bxg6!
- 1...Kxd5
- 1.Qc3?
- threat
- 2.Sc5#
- 2.Qd3#
- 2.Qf3#
- 1...Qxb2
- 2.Qd3#
- 2.Qf3#
- 1...Sxf4
- 2.Sc5#
- 2.Re3#
- 2.Qe3#
- 2.Qf3#
- 1...exd4
- 2.Qd3#
- 1...d1Q
- 2.Sc5#
- 2.Qf3#
- 1...d1R
- 2.Sc5#
- 2.Qf3#
- 1...e1S
- 2.Sc5#
- 1...f1Q
- 2.Sc5#
- 2.Qd3#
- 1...f1R
- 2.Sc5#
- 2.Qd3#
- 1...Se1
- 2.Sc5#
- 2.Re3#
- 2.Qe3#
- 1...Se3
- 2.Sc5#
- 2.Rxe3#
- 2.Qxe3#
- 1...Sh4
- 2.Sc5#
- 2.Re3#
- 2.Qd3#
- 2.Qe3#
- 1...exf4!
- threat
- 1.Qc4?
- threat
- 2.Sc5#
- 2.Qd3#
- 1...Qxb2
- 2.Qd3#
- 1...Sxf4
- 2.Sc5#
- 1...exd4
- 2.Qd3#
- 1...d1Q
- 2.Sc5#
- 1...d1R
- 2.Sc5#
- 1...e1S
- 2.Sc5#
- 1...Se1
- 2.Sc5#
- 2.Qxe2#
- 1...Se3
- 2.Sc5#
- 1...exf4!
- threat
- 1.Sxd2+?
- Keys
- 1.Sf3!
- threat
- 2.Sc5#
- 1...Kd3
- 2.Sbxd2#
- 1...Ke3
- 2.Sfxd2#
- 1...Qxb2
- 2.Sxd2#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 7
- Sets
- Q(a);N_GUARD::QAB(L),XP(b)
- B(j);N_GUARD::QAB1(L),XB(j)
- B(j);N_GUARD::QAB1(L)
- Tries
- Try
- S(C);CHECK,XP(c)
- Refutation
- Q(a);XS(C)
- Try
- S(F);XP(b)
- Threat
- S(C)
- Vars
- Q(a);OGATE,XS(F)::QAB(L),XQ(a)
- P(h);OGATEB,XP(G)::QAR2(L)
- Refutation
- Q(a);P_PINS(C),XP(A)
- Try
- S(F);XP(d)
- Threat
- DUALS(2)
- Vars
- P(h);OGATEB,XP(G)::QAR2(L)
- S(f);::S(C)
- P(c);::S(C)
- Refutation
- Q(a);P_PINS(C),XP(A)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(h);OGATEB,XP(G)::QAR2(L)
- S(f);::S(C)
- P(c);::S(C)
- Refutation
- P(i);XS(F)
- Try
- S(F);
- Threat
- S(C)
- Vars
- B(j);SBLOCK,XS(F)::QAR2(L)
- P(h);OGATEB,XP(G)::QAR2(L)
- Refutation
- Q(a);P_PINS(C),XP(A)
- Try
- S(F);
- Threat
- S(F)
- Vars
- K(g);OGATEB,S_FLIGHT,XP(H)::QAB1(L)
- K(g);S_FLIGHT::QAB(L)+S(F)
- Refutation
- P(h);XP(G)
- Try
- B(K);CHECK
- Refutation
- B(j);XB(K)
- Try
- Q(L);
- Threat
- DUALS(3)
- Vars
- P(h);XS(F)::QAB1(L)
- P(d);::S(C)
- Refutation
- P(h);XP(G)
- Try
- Q(L);
- Threat
- DUALS(2)
- Vars
- Q(a);P_PINS(C),XP(A)::QAB1(L)
- S(f);XP(G)::S(C)
- P(h);P_SPINP(h),XS(F)::QAB1(L)
- P(c);::S(C)
- P(d);::S(C)
- S(f);::S(C)
- Refutation
- P(h);XP(G)
- Try
- Actual
- S(F);
- Threat
- S(C)
- Vars
- K(g);S_FLIGHT::R(B)+S(C),XP(c)
- K(g);P-FLIGHT::R(D)+S(F),XP(c)
- Q(a);N_GUARD,P_PINS(C),XP(A)::S(F),XP(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).