MESON Chess Problem Database
Problem Display
PID: 173968 (4R3/8/8/2N5/2p5/8/1p1kp3/1KbB3Q w - - 0 1)
Bottacchi, Antonio
Falkirk Herald, 1933
(First published on Wed May 10 1933)
#2
5 + 5
| 3713 | Snap | 2018 |
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...exd1S
- 2.Qe1#
- 1...exd1B
- 2.Qe1#
- 1...e1Q
- 2.Qxe1#
- 1...e1S
- 2.Qxe1#
- 1...e1B
- 2.Qxe1#
- 1...e1R
- 2.Qxe1#
- 1...c3
- 2.Rxe2#
- 1...exd1S
- Tries
- 1.Bc2?
- 1...e1Q
- 2.Qxe1#
- 1...e1S
- 2.Qxe1#
- 1...e1B
- 2.Qxe1#
- 1...e1R
- 2.Qxe1#
- 1...c3
- 2.Sb3#
- 1...Kc3!
- 1...e1Q
- 1.Bxe2?
- 1...c3
- 2.Sb3#
- 2.Qd1#
- 1...Kc3!
- 1...c3
- 1.Qg2?
- 1...Kxd1
- 2.Qxe2#
- 1...Ke1
- 2.Qxe2#
- 1...c3
- 2.Qxe2#
- 1...Kc3!
- 1...Kxd1
- 1.Qe4?
- 1...Kxd1
- 2.Qxe2#
- 1...Ke1
- 2.Qxe2#
- 1...exd1Q
- 2.Qe3#
- 2.Qd4#
- 1...exd1S
- 2.Qc2#
- 2.Qe1#
- 2.Qd4#
- 1...exd1B
- 2.Qe1#
- 2.Qe3#
- 2.Qd4#
- 1...exd1R
- 2.Qc2#
- 2.Qe3#
- 2.Qd4#
- 1...e1Q
- 2.Qc2#
- 2.Qxe1#
- 2.Qd4#
- 1...e1S
- 2.Qxe1#
- 1...e1B
- 2.Qc2#
- 2.Qxe1#
- 2.Qd4#
- 1...e1R
- 2.Qc2#
- 2.Qxe1#
- 2.Qd4#
- 1...c3
- 2.Qxe2#
- 1...Kc3!
- 1...Kxd1
- 1.Qg1?
- 1...exd1Q
- 2.Qe3#
- 2.Qd4#
- 1...exd1S
- 2.Qd4#
- 2.Qe1#
- 1...exd1B
- 2.Qe3#
- 2.Qd4#
- 2.Qe1#
- 1...exd1R
- 2.Qe3#
- 2.Qd4#
- 1...e1Q
- 2.Qd4#
- 2.Qxe1#
- 1...e1S
- 2.Qxe1#
- 1...e1B
- 2.Qd4#
- 2.Qxe1#
- 1...e1R
- 2.Qd4#
- 2.Qxe1#
- 1...c3
- 2.Rxe2#
- 2.Rd8#
- 1...Kc3!
- 1...exd1Q
- 1.Qh2?
- 1...Kxd1
- 2.Qxe2#
- 1...Ke1
- 2.Qxe2#
- 1...c3
- 2.Qxe2#
- 1...Kc3!
- 1...Kxd1
- 1.Bc2?
- Keys
- 1.Qf3!
- 1...Kxd1
- 2.Qxe2#
- 1...Ke1
- 2.Qxe2#
- 1...exd1Q
- 2.Qe3#
- 1...exd1S
- 2.Re2#
- 1...exd1B
- 2.Qe3#
- 1...exd1R
- 2.Re2#
- 2.Qe3#
- 1...e1Q
- 2.Rd8#
- 1...e1S
- 2.Se4#
- 1...e1B
- 2.Se4#
- 2.Rd8#
- 1...e1R
- 2.Rd8#
- 1...c3
- 2.Qxe2#
- 1...Kxd1
- 1.Qf3!
Anticipated by 77868(1927)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- P(d);XB(B)::QAB1(C)
- P(d);::QAB1(C),XQ(d)
- P(d);::QAB1(C),XS(d)
- P(d);::QAB1(C),XB(d)
- P(d);::QAB1(C),XR(d)
- P(e);SBLOCK::R1(E),XP(d)
- Tries
- Try
- B(B);
- Vars
- P(d);::QAB1(C),XQ(d)
- P(d);::QAB1(C),XS(d)
- P(d);::QAB1(C),XB(d)
- P(d);::QAB1(C),XR(d)
- P(e);N_GUARD,SBLOCK::S(D)
- Refutation
- K(c);S_FLIGHT
- Try
- B(B);XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(C);P_PINP(d)
- Vars
- K(c);N_SPINP(d),P-FLIGHT,XB(B)::QAB1(C),XP(d)
- K(c);S_FLIGHT::QAR1(C),XP(d)
- P(e);SBLOCK::QAR1(C),XP(d)
- Refutation
- K(c);N_SPINP(d),S_FLIGHT
- Try
- Q(C);
- Vars
- K(c);P-FLIGHT,XB(B)::QAB1(C),XP(d)
- K(c);P_SPINP(d),S_FLIGHT::QAR1(C),XP(d)
- P(d);OGATE::QAB1(C),XS(d)
- P(e);SBLOCK::QAR1(C),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(C);
- Vars
- P(d);::QAB1(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(C);P_PINP(d)
- Vars
- K(c);N_SPINP(d),P-FLIGHT,XB(B)::QAB1(C),XP(d)
- K(c);S_FLIGHT::QAR1(C),XP(d)
- P(e);SBLOCK::QAR1(C),XP(d)
- Refutation
- K(c);N_SPINP(d),S_FLIGHT
- Try
- Actual
- Q(C);
- Vars
- K(c);P-FLIGHT,P_SPINP(d),XB(B)::QAB1(C),XP(d)
- K(c);P_SPINP(d),S_FLIGHT::QAR1(C),XP(d)
- P(d);SBLOCK,XB(B)::QAB1(C)
- P(d);SBLOCK,XB(B)::R1(E)
- P(d);SBLOCK::R(E)
- P(d);SBLOCK::S(D)
- P(e);SBLOCK::QAR1(C),XP(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).