MESON Chess Problem Database
Problem Display
PID: 174039 (Q6K/2p5/2P1p3/8/1P1knb1R/8/B3pR2/1N2N1B1 w - - 0 1)
Bottacchi, Antonio
Brisbane Courier, 1918
(First published on Sat Nov 23 1918)
#2
10 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ke3
- 2.Rf3#
- 1...Be5+
- 2.Rf6#
- 1...Bd6
- 2.Rf5#
- 1...Sd2
- 2.Rxe2#
- 1...Sc3
- 2.Rxe2#
- 1...Sg3
- 2.Rxe2#
- 1...Sc5
- 2.Rxe2#
- 1...Sg5
- 2.Rxe2#
- 1...Sd6
- 2.Rxe2#
- 1...Sf6
- 2.Rxe2#
- 1...e5
- 2.Rfxf4#
- 1...Ke3
- Tries
- 1.Rhxf4?
- 1...Ke3
- 2.R2f3#
- 1...e5
- 2.Rf1#
- 2.Rxe2#
- 2.Rg2#
- 2.Rh2#
- 2.R2f3#
- 2.Qa7#
- 1...Ke5!
- 1...Ke3
- 1.Qa5?
- threat
- 2.Rfxf4#
- 1...Be5+
- 2.Rf6#
- 1...Ke3
- 2.Rf3#
- 1...Sc5
- 2.Rxe2#
- 1...Be3
- 2.Qc5#
- 1...Bc1
- 2.Qc5#
- 1...Bd2
- 2.Qc5#
- 1...Bh2
- 2.Rfxh2#
- 2.Qc5#
- 1...Bg3
- 2.Qc5#
- 1...Bg5
- 2.Rff4#
- 2.Qc5#
- 1...Bd6
- 2.Rf1#
- 2.Rxe2#
- 2.Rg2#
- 2.Rfh2#
- 2.Rf3#
- 2.Rff4#
- 2.Rf5#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 1...Bh6
- 2.Rff4#
- 2.Qc5#
- 1...Sxf2!
- threat
- 1.Qa7+?
- 1...Sc5
- 2.Rxe2#
- 1...Ke5!
- 1...Sc5
- 1.Qd8+?
- 1...Ke3
- 2.Sc2#
- 2.Sg2#
- 2.Rf3#
- 2.Qd3#
- 1...Bd6
- 2.Rf5#
- 1...Sd6
- 2.Rxe2#
- 1...Ke5!
- 1...Ke3
- 1.Rhxf4?
- Keys
- 1.Qf8!
- 1...Be5+
- 2.Rf6#
- 1...Ke3
- 2.Rf3#
- 1...Ke5
- 2.Sf3#
- 1...Sxf2
- 2.Qxf4#
- 1...Sd2
- 2.Rxe2#
- 1...Sc3
- 2.Rxe2#
- 1...Sg3
- 2.Rxe2#
- 1...Sc5
- 2.Rxe2#
- 1...Sg5
- 2.Rxe2#
- 1...Sd6
- 2.Rxe2#
- 1...Sf6
- 2.Rxe2#
- 1...Be3
- 2.Qc5#
- 1...Bc1
- 2.Qc5#
- 1...Bd2
- 2.Qc5#
- 1...Bh2
- 2.Qc5#
- 1...Bg3
- 2.Qc5#
- 1...Bg5
- 2.Qc5#
- 1...Bd6
- 2.Rf5#
- 1...Bh6
- 2.Qc5#
- 1...e5
- 2.Rfxf4#
- 1...Be5+
- 1.Qf8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- K(b);S_FLIGHT::B(C)+R(E),DCHECK
- B(d);CHECK,OGATE,P_SPINS(c),SBLOCK::B(C)+R(E)
- B(d);OGATE,P_SPINS(c)::B(C)+R(E)
- S(c);N_GUARD,P_SPINB(d)::B(C)+R(E),XP(a)
- P(e);SBLOCK::B(C)+R(E),XB(d)
- Tries
- Try
- R(G);P_PINS(c),XB(d)
- Vars
- K(b);N_SPINS(c),S_FLIGHT::B(C)+R(E),DCHECK
- Refutation
- K(b);N_SPINS(c),S_FLIGHT
- Try
- Q(I);
- Threat
- B(C)+R(E),XB(d)
- Vars
- B(d);CHECK,OGATE,P_SPINS(c)::B(C)+R(E)
- K(b);S_FLIGHT::B(C)+R(E),DCHECK
- S(c);N_GUARD,P_SPINB(d)::B(C)+R(E),XP(a)
- B(d);P_SPINS(c),SBLOCK::QAB1(I)
- B(d);P_SPINS(c)::QAB1(I)
- Refutation
- S(c);P_SPINB(d),P_SPINS(c),XR(E)
- Try
- Q(I);CHECK
- Vars
- S(c);P_SPINB(d),P_SPINS(c)::B(C)+R(E),XP(a)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(I);CHECK
- Vars
- B(d);OGATE,P_SPINB(d),P_SPINS(c)::B(C)+R(E)
- S(c);P_SPINB(d),P_SPINS(c)::B(C)+R(E),XP(a)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- Q(I);
- Vars
- B(d);CHECK,OGATE,P_SPINS(c),SBLOCK::B(C)+R(E)
- K(b);S_FLIGHT::B(C)+R(E),DCHECK
- K(b);S_FLIGHT::S(B)
- S(c);OGATEB,P_SPINB(d),P_SPINS(c),XR(E)::QAR2(I),XB(d)
- S(c);N_GUARD,P_SPINB(d)::B(C)+R(E),XP(a)
- B(d);P_SPINS(c),SBLOCK::QAB1(I)
- B(d);P_SPINS(c)::QAB1(I)
- B(d);OGATE,P_SPINS(c)::B(C)+R(E)
- P(e);SBLOCK::B(C)+R(E),XB(d)
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).